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Allied A96UH1E - User Manual

Allied A96UH1E
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508297-01 Page 1 of 57Issue 2219
INSTALLATION INSTRUCTIONS
A96UH1E
Warm Air Gas Furnace
Upow/Horizontal Left and Right Air Discharge
(P) 508297-01
*P508297-01*
Manufactured By
Allied Air Enterprises LLC
215 Metropolitan Drive
West Columbia, SC 29170
This manual must be left with the homeowner for future reference.
This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in manuals, be alert to
the potential for personal injury or death.
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional installer (or
equivalent), service agency or the gas supplier.
WARNING
As with any mechanical equipment, personal injury can
result from contact with sharp sheet metal edges. Be
careful when you handle this equipment.
CAUTION
Table of Contents
Unit Dimensions ..........................................................2
Parts Arrangement.......................................................3
Gas Furnace ................................................................4
Shipping and Packing List ...........................................4
Safety Information .......................................................4
General ........................................................................6
Combustion, Dilution & Ventilation Air .........................6
Installation ...................................................................9
Filters .........................................................................13
Duct System ..............................................................13
Venting Practices .......................................................16
Condensate Piping ....................................................34
Gas Piping .................................................................38
Electrical ....................................................................41
Unit Start-Up ..............................................................45
Testing for Proper Venting and Su󰀩cient Combustion
Air for Non-Direct Vent Applications ..........................49
Other Unit Adjustments..............................................50
Blower Performance ..................................................51
Service.......................................................................54
Planned Service ........................................................56
Repair Parts List ........................................................56
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Do you have a question about the Allied A96UH1E and is the answer not in the manual?

Summary

INSTALLATION INSTRUCTIONS

Warm Air Gas Furnace

Specific installation orientations for the furnace.

Upflow;Horizontal Left and Right Air Discharge

Installation orientations for the furnace.

WARNING

Critical warning about improper installation causing damage or injury.

CAUTION

Caution regarding sharp sheet metal edges during handling.

Unit Dimensions

Unit Dimensions

Dimensions and configurations for unit installation.

Top View

Diagram showing the top view of the furnace with dimensions.

Front View

Diagram showing the front view of the furnace with dimensions.

Side View

Diagram showing the side view of the furnace with dimensions.

Model

Table listing furnace models and their corresponding dimensions.

Parts Arrangement

Parts Arrangement

Exploded view diagram of furnace components.

Gas Furnace

Gas Furnace

Details on furnace installation positions and fuel types.

Shipping and Packing List

List of components included with the furnace shipment.

Safety Information

Critical safety warnings and certifications for the furnace.

Building Codes

Requirements for installation according to US and Canadian building codes.

Installation Locations

Installation Locations

Guidance on selecting appropriate installation sites for the furnace.

Installed in Combination with a Cooling Coil

Instructions for installing the furnace with a cooling coil.

Use of Furnace as a Construction Heater

Criteria for using the furnace as a temporary construction heater.

General

General

General recommendations and precautions for furnace installation.

Combustion, Dilution & Ventilation Air

Guidelines for ensuring adequate combustion and ventilation air.

Air Supply Requirements

Unconfined Space

Definition and air requirements for unconfined installation spaces.

Confined Space

Definition and air requirements for confined installation spaces.

Air from Inside

Method for providing combustion air from an adjoining unconfined space.

Air from Outside

Air from Outside

Procedures for supplying combustion air from outdoors.

Figure 5. Equipment in Confined Space - All Air From Inside

Diagram illustrating air supply from an inside space.

Figure 6. Equipment in Confined Space - All Air from Outside

Diagram showing outside air supply for confined spaces.

Figure 7. Equipment in Confined Space - All Air from Outside

Diagram for outside air supply from a ventilated attic.

Figure 8. Equipment in Confined Space - All Air from Outside

Diagram for outside air supply from a crawl space.

Installation Considerations

WARNING

Warning about negative pressure affecting combustion air intake.

Shipping Bolt Removal

Instructions for removing shipping bolts from the blower motor.

Upflow Applications

Specific installation considerations for upflow applications.

Setting Equipment

Figure 12. Setting Equipment

Diagrams illustrating furnace setting in various orientations.

WARNING

Warning against connecting return air ducts to the furnace back.

Upflow Applications

Guidance on clearances for upflow installations.

Figure 13. Installation Clearances Upflow Applications

Table detailing installation clearances for upflow applications.

Return Air Guidelines

Return Air Guidelines

Guidelines for connecting return air in upflow applications.

Figure 14. Side Return Air (with Transition and Filter)

Diagram of side return air connection with transition and filter.

Figure 15. Optional Return Air Base (Upflow Applications Only)

Diagram of optional return air base for upflow applications.

Horizontal Installation

Removing the Bottom Panel

Steps for removing the furnace's bottom panel.

Horizontal Applications

Warnings and considerations for horizontal installations.

Figure 18. Installation Clearances Horizontal Applications

Table of installation clearances for horizontal applications.

Suspended Installation of Horizontal Unit

Methods for suspending a horizontal furnace installation.

Figure 19. Typical Horizontal Application

Diagram of typical horizontal furnace suspension.

Platform Installation and Duct Systems

Platform Installation of Horizontal Unit

Steps for installing a horizontal furnace on a platform.

Filters

Information on required air filters and recommended sizes.

Duct System

Guidance on sizing and installing supply and return air duct systems.

Supply Air Plenum

Requirements for the supply air plenum access panel.

Return Air Plenum

Precautions for drawing return air from specific locations.

Pipe & Fittings Specifications

Pipe & Fittings Specifications

Standards for approved piping and fitting materials for venting.

CAUTION

Caution regarding the flammability of solvent cements.

IMPORTANT

Important note on using PVC primer and solvent cement.

Canadian Applications Only

Specific requirements for venting in Canadian applications.

Venting Procedures

Table 3. Outdoor Termination Kits Usage

Table showing usage of various outdoor termination kits.

Joint Cementing Procedure

Step-by-step procedure for cementing pipe joints.

DANGER

PVC glue fume ignition hazard warning.

Venting Practices

Venting Practices

Guidelines and procedures for proper venting installation.

Piping Suspension Guidelines

Recommendations for supporting vent piping.

Wall Thickness Guidelines

Guidelines for wall penetrations for vent piping.

Removal of the Furnace from Common Vent

Considerations when removing a furnace from a common venting system.

WARNING

Warning about carbon monoxide poisoning from improper venting.

Vent Piping Guidelines

Vent Piping Guidelines

Information on direct vent vs. non-direct vent piping.

Exhaust Piping

Instructions for routing and installing exhaust piping.

CAUTION

Caution against discharging exhaust into shared stacks.

CAUTION

Caution about sealing exhaust vent pipes to prevent leaks.

Figure 23.

Diagrams illustrating exhaust pipe installation and slope.

Vent Pipe Lengths

IMPORTANT

Warning against using screens in exhaust/intake terminations.

Table 4. Minimum Vent Pipe Lengths

Table specifying minimum vent pipe lengths based on capacity.

Figure 24.

Flowchart for determining vent pipe sizing and length.

Maximum Vent Lengths

Table 5 A. Maximum Allowable Intake or Exhaust Vent Length in Feet

Table for maximum vent lengths at 0-2,000 ft elevation.

Table 5 B.

Table for maximum vent lengths at 2,001-10,000 ft elevation.

Concentric Termination Vent Lengths

Table 5 C. Maximum Allowable Intake or Exhaust Vent Length in Feet

Table for concentric termination vent lengths at 0-2,000 ft.

Table 5 D.

Table for concentric termination vent lengths at 2,001-10,000 ft.

Vent Lengths for Closet;Basement Installations

Table 6 B.

Table for vent lengths with attic/crawl space intake at 2,001-10,000 ft.

Exhaust Pipe Connections

Figure 25.

Diagrams of typical exhaust pipe connections in upflow/non-direct vent apps.

Figure 26.

Diagrams of typical exhaust pipe connections in horizontal/non-direct vent apps.

Intake Piping

Figure 27.

Diagrams of typical intake pipe connections in upflow/non-direct vent apps.

Figure 28.

Diagrams of typical intake pipe connections in horizontal/non-direct vent apps.

Intake Piping

Instructions for routing intake piping in direct and non-direct vent applications.

Intake Pipe Connections

Figure 29.

Diagram of typical air intake pipe connections in upflow non-direct vent applications.

Figure 30.

Diagram of typical air intake pipe connections in horizontal non-direct vent applications.

Figure 31. Equipment in Confined Space

Diagram for confined space air intake from ventilated attic.

Vent Terminations

Figure 32. Equipment in Confined Space

Diagram for confined space air intake from ventilated crawl space.

General Guidelines for Vent Terminations

General rules for vent terminations in non-direct and direct vent applications.

IMPORTANT

Warning about checking vent pipe lengths for unconditioned spaces.

IMPORTANT

Important note for Canadian installations regarding clearance distances.

Unconditioned Space Venting

Table 7.

Table for maximum allowable exhaust vent pipe lengths without insulation.

Figure 33. Insulating Exhaust Pipe in an Unconditioned Space

Diagram showing exhaust pipe insulation in unconditioned spaces.

Non-Direct Vent Termination Clearances

Figure 34. Vent Termination Clearances for Non-Direct Installations

Diagrams and table showing vent termination clearances for non-direct installations.

Direct Vent Termination Clearances

Figure 35. Vent Termination Clearances for Direct Installations

Diagrams and table showing vent termination clearances for direct installations.

Direct Vent Piping Terminations

Details of Intake and Exhaust Piping Terminations for Direct Vent Installations

Specific details for direct vent intake and exhaust piping terminations.

Figure 36. Direct Vent Roof Termination Kit

Diagram of a direct vent roof termination kit.

Figure 37.

Diagram showing exiting exhaust and intake vents separately.

Figure 38.

Diagram showing roof terminated exhaust and side intake vents.

Table 8. Exhaust Pipe Termination Size Reduction

Table for reducing exhaust pipe size at termination.

Wall Terminations

FIELD FABRICATED WALL TERMINATION

Details for field-fabricated wall terminations for venting.

ALTERNATE TERMINATIONS (TEE & FORTY-FIVE DEGREE ELBOWS ONLY)

Alternative termination methods using tees and elbows.

Figure 39.

Diagrams for field-fabricated and alternate wall terminations.

Vent Termination Kits

Figure 40.

Diagram of flush-mount side wall termination for direct vent.

Figure 41.

Diagram of optional vent termination kit for multiple units.

Figure 42. Direct Vent Concentric Rooftop Termination

Diagram of direct vent concentric rooftop termination.

Figure 43. Direct Vent Concentric Wall Termination

Diagram of direct vent concentric wall termination.

Figure 44. Direct Vent Application Using Existing Chimney

Diagram for direct vent application using an existing chimney.

Non-Direct Vent Piping Terminations

Details of Exhaust Piping Terminations for Non-Direct Vent Applications

Specific details for non-direct vent exhaust piping terminations.

Figure 45. Non-Direct Vent Roof Termination Kit

Diagram of a non-direct vent roof termination kit.

Figure 46. Non-Direct Vent Field Supplied Wall Termination

Diagram of a non-direct vent field-supplied wall termination.

Figure 47. Non-Direct Vent Field Supplied Wall Termination Extended

Diagram of an extended non-direct vent field-supplied wall termination.

Figure 48. Non-Direct Vent Application Using Existing Chimney

Diagram for non-direct vent application using an existing chimney.

Crawl Space Venting

Exhaust through Crawl Space Vent Option

Instructions for venting through a crawl space.

Figure 49. Kit 51 W18 (USA); 15 Z70 (Canada) Parts Identification and Assembly

Diagram showing parts for crawl space vent kit assembly.

Figure 50. Crawl Space Vent Pipe Drain Trap Assembled Incorrectly

Diagram illustrating incorrect assembly of crawl space vent pipe drain trap.

Figure 51. Upflow or Downflow Furnace with Exhaust through Crawl Space

Diagram of furnace exhaust through crawl space.

Condensate Piping

Condensate Piping

Instructions for routing and connecting condensate piping.

CONDENSATE TRAP AND PLUG LOCATIONS

Diagrams showing condensate trap and plug locations.

Figure 52.

Diagrams of trap and plug locations on the unit.

CAUTION

Caution against using copper tubing for condensate lines.

CAUTION

Warning to run a separate drain line for condensate trap.

Condensate Trap Locations

Figure 53. Condensate Trap Locations

Diagrams of condensate trap locations with remote trap.

WARNING

Venting A/C condensate drain outlet warning.

Condensate Drain Configurations

Figure 55. Condensate Trap Locations

Diagrams of trap locations with cooling coil.

Figure 56. Unit with Cooling Coil Using Separate Drain

Diagram of unit with cooling coil using a separate drain.

Figure 57. Evaporator Coil Using a Common Drain

Diagram of evaporator coil using a common drain.

Figure 58. Evaporator Coil Using a Common Drain

Diagram of evaporator coil using a common drain (alternative view).

Trap; Drain Assembly

Figure 59. Trap; Drain Assembly Using 1;2 PVC or 3;4 PVC

Diagrams of trap/drain assemblies using different PVC sizes.

Gas Piping

CAUTION

Caution about flexible gas connectors and black iron pipe.

WARNING

Warning about torque limits when attaching gas piping.

IMPORTANT

Recommendation for low inlet pressure switch in LP/propane applications.

Leak Check

Procedures for checking gas piping for leaks.

IMPORTANT

Important note regarding gas valve pressure testing.

WARNING

Fire or explosion hazard warning for gas leak testing.

Figure 60.

Diagram of gas valve with test port and shut-off valve.

Gas Piping Configurations

Figure 61. Upflow Applications Possible Gas Piping Configurations

Diagrams of gas piping configurations for upflow applications.

Figure 62. Horizontal Applications Possible Gas Piping Configurations

Diagrams of gas piping configurations for horizontal applications.

Gas Pipe Capacity

Table 9.

Table showing gas pipe capacity based on size, length, and gas type.

Electrical

ELECTROSTATIC DISCHARGE (ESD) Precautions and Procedures

Precautions to prevent damage from electrostatic discharge.

INTERIOR MAKE-UP BOX INSTALLATION

Instructions for installing the interior make-up box.

Figure 63.

Diagram of left-side interior make-up box installation.

Figure 64.

Diagram of right-side interior make-up box installation.

Accessory Terminals

Description of accessory terminals for humidifier and other devices.

Furnace Operation

Generator Use - Voltage Requirements

Voltage and frequency requirements for generator use.

Figure 65.

Diagram of thermostat designations for furnace and condensing unit.

Indoor Blower Speeds

Information on indoor blower speed selection for different modes.

Wiring Diagrams

Figure 66. Typical Field Wiring Diagram

Diagram illustrating typical field wiring connections for the furnace.

Figure 67. Typical Wiring Diagram

Detailed wiring diagram of the furnace control system.

Diagnostic Codes

Table 10. Diagnostic Codes for 103217-03 Control

Diagnostic codes and status for the 103217-03 control board.

Table 11. Diagnostic Codes for 107163-01 Control

Diagnostic codes and status for the 107163-01 control board.

Integrated Control Diagrams

Figure 68. 103217-03 Integrated Control

Diagram of the 103217-03 integrated control board.

Figure 69. 107163-01 Integrated Control

Diagram of the 107163-01 integrated control board.

Table 12. Terminal Designations

Table listing terminal designations for control boards.

Unit Start-Up

Safety precautions and initial start-up procedures for the unit.

WARNING

Warning about operating a furnace that has been underwater.

WARNING

Warning about explosion danger during furnace operation.

Furnace Operation Procedures

CAUTION

Caution about turning off power before servicing.

Placing the Furnace into Operation

Instructions for placing the furnace into operation.

Priming Condensate Trap

Steps for priming the condensate trap before operation.

WARNING

Fire/explosion warning for following instructions.

Gas Valve Operation

Procedures for operating the gas valve.

Figure 70.

Diagram of gas valve with test port and shut-off valve.

Turning Off Gas to Unit

Steps for safely turning off gas to the unit.

Failure To Operate

Checklist for troubleshooting unit failure to operate.

Gas Flow and Combustion

Gas Flow (Approximate)

Approximate gas flow rates for different capacities and fuel types.

Gas Meter Clocking Chart

Chart for clocking gas meter to determine flow rate.

Heating Sequence Of Operation

Step-by-step description of the heating sequence.

Supply Pressure Measurement

Procedures for measuring gas supply pressure.

Manifold Pressure Measurement

Procedures for measuring manifold pressure.

Proper Combustion

Guidelines for checking and ensuring proper combustion.

Table 14.

Table showing CO2 percentages for natural and LP gas.

High Altitude Adjustments

Table 15.

Table for manifold and supply line pressure at various altitudes.

High Altitude Information

Information regarding installation at high altitudes.

Table 16. Burner Orifice Conversion Kits at Varying Altitudes

Table for burner orifice conversion kits based on altitude.

Table 17. Pressure Switch Requirements at Varying Altitudes

Table for pressure switch requirements based on altitude.

Venting and Combustion Air Testing

WARNING

Carbon monoxide poisoning hazard warning.

Testing for Proper Venting and Sufficient Combustion Air for Non-Direct Vent Applications

Steps to ensure proper venting and sufficient combustion air.

Unit Adjustments and Controls

Primary Limit

Information on the primary limit control.

Flame Rollout Switches (Two)

Location and function of flame rollout switches.

Pressure Switch

Information on the combustion air pressure switch.

Temperature Rise

How to adjust blower speed for optimal temperature rise.

Fan Control

Adjusting fan off delay settings for blower operation.

Ignition Control 103217-03

Fan settings for 103217-03 ignition control.

Ignition Control 107163-01

Fan settings for 107163-01 ignition control.

Table 18. Blower Delay Select

Table for selecting blower off delay settings.

Figure 71. Heat Fan Off Time in Seconds

Diagrams showing heat fan off time adjustments.

Constant Torque Motor

Information about the furnace's constant torque ECM motor.

Thermostat Heat Anticipation

Setting the thermostat's heat anticipator.

Electrical

Checks for wiring connections, voltage, and blower motor amp-draw.

Blower Speeds

Steps for changing blower speeds.

Blower Performance Data

A96 UH1 E030 B12 Performance (Less Filter)

Blower performance data for the 030B12 model.

A96 UH1 E045 B12 Performance (Less Filter)

Blower performance data for the 045B12 model.

Additional Blower Performance Data

A96 UH1 E070 B12 Performance (Less Filter)

Blower performance data for the 070B12 model.

A96 UH1 E090 C16 Performance (Less Filter)

Blower performance data for the 090C16 model.

A96 UH1 E110 C20 Performance (Less Filter)

Blower performance data for the 110C20 model.

Final Blower Performance Data

A96 UH1 E135 D20 Performance (Less Filter)

Blower performance data for the 135D20 model.

Table 19. Allowable Heating Speeds

Table listing allowable heating speeds for blower operation.

Table 20. Allowable Circulation Speeds

Table listing allowable circulation speeds for blower operation.

Service Procedures

WARNING

Warnings regarding electrical shock, fire, or explosion hazards.

Blower

Maintenance instructions for the blower wheel.

Filters

Instructions for inspecting, cleaning, or replacing air filters.

Exhaust and Air Intake Pipes

Checks for tightness and blockages in exhaust and air intake pipes.

Electrical

Checks for wiring connections, voltage, and blower motor amp-draw.

Winterizing and Condensate Trap Care

Winterizing and condensate trap maintenance.

Cleaning Heat Exchanger

Procedures for cleaning the furnace heat exchanger.

Burner Assembly Cleaning

Cleaning the Burner Assembly

Steps for cleaning the furnace burner assembly.

Planned Service and Parts

Planned Service

Items to check during annual furnace inspections.

Repair Parts List

List of available repair parts for the furnace.

Massachusetts Installation Requirements

Modifications to NFPA-54, Chapter 10

Specific NFPA-54 modifications for Massachusetts installations.

INSTALLATION OF CARBON MONOXIDE DETECTORS

Requirements for CO detector installation.

APPROVED CARBON MONOXIDE DETECTORS

Standards for approved carbon monoxide detectors.

SIGNAGE

Requirements for exhaust vent signage.

INSPECTION

Role of the gas inspector in approving installations.

EXEMPTIONS

Exemptions from Massachusetts installation requirements.

MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING SYSTEM NOT PROVIDED

Requirements for non-provided venting systems.

Summary

INSTALLATION INSTRUCTIONS

Warm Air Gas Furnace

Specific installation orientations for the furnace.

Upflow;Horizontal Left and Right Air Discharge

Installation orientations for the furnace.

WARNING

Critical warning about improper installation causing damage or injury.

CAUTION

Caution regarding sharp sheet metal edges during handling.

Unit Dimensions

Unit Dimensions

Dimensions and configurations for unit installation.

Top View

Diagram showing the top view of the furnace with dimensions.

Front View

Diagram showing the front view of the furnace with dimensions.

Side View

Diagram showing the side view of the furnace with dimensions.

Model

Table listing furnace models and their corresponding dimensions.

Parts Arrangement

Parts Arrangement

Exploded view diagram of furnace components.

Gas Furnace

Gas Furnace

Details on furnace installation positions and fuel types.

Shipping and Packing List

List of components included with the furnace shipment.

Safety Information

Critical safety warnings and certifications for the furnace.

Building Codes

Requirements for installation according to US and Canadian building codes.

Installation Locations

Installation Locations

Guidance on selecting appropriate installation sites for the furnace.

Installed in Combination with a Cooling Coil

Instructions for installing the furnace with a cooling coil.

Use of Furnace as a Construction Heater

Criteria for using the furnace as a temporary construction heater.

General

General

General recommendations and precautions for furnace installation.

Combustion, Dilution & Ventilation Air

Guidelines for ensuring adequate combustion and ventilation air.

Air Supply Requirements

Unconfined Space

Definition and air requirements for unconfined installation spaces.

Confined Space

Definition and air requirements for confined installation spaces.

Air from Inside

Method for providing combustion air from an adjoining unconfined space.

Air from Outside

Air from Outside

Procedures for supplying combustion air from outdoors.

Figure 5. Equipment in Confined Space - All Air From Inside

Diagram illustrating air supply from an inside space.

Figure 6. Equipment in Confined Space - All Air from Outside

Diagram showing outside air supply for confined spaces.

Figure 7. Equipment in Confined Space - All Air from Outside

Diagram for outside air supply from a ventilated attic.

Figure 8. Equipment in Confined Space - All Air from Outside

Diagram for outside air supply from a crawl space.

Installation Considerations

WARNING

Warning about negative pressure affecting combustion air intake.

Shipping Bolt Removal

Instructions for removing shipping bolts from the blower motor.

Upflow Applications

Specific installation considerations for upflow applications.

Setting Equipment

Figure 12. Setting Equipment

Diagrams illustrating furnace setting in various orientations.

WARNING

Warning against connecting return air ducts to the furnace back.

Upflow Applications

Guidance on clearances for upflow installations.

Figure 13. Installation Clearances Upflow Applications

Table detailing installation clearances for upflow applications.

Return Air Guidelines

Return Air Guidelines

Guidelines for connecting return air in upflow applications.

Figure 14. Side Return Air (with Transition and Filter)

Diagram of side return air connection with transition and filter.

Figure 15. Optional Return Air Base (Upflow Applications Only)

Diagram of optional return air base for upflow applications.

Horizontal Installation

Removing the Bottom Panel

Steps for removing the furnace's bottom panel.

Horizontal Applications

Warnings and considerations for horizontal installations.

Figure 18. Installation Clearances Horizontal Applications

Table of installation clearances for horizontal applications.

Suspended Installation of Horizontal Unit

Methods for suspending a horizontal furnace installation.

Figure 19. Typical Horizontal Application

Diagram of typical horizontal furnace suspension.

Platform Installation and Duct Systems

Platform Installation of Horizontal Unit

Steps for installing a horizontal furnace on a platform.

Filters

Information on required air filters and recommended sizes.

Duct System

Guidance on sizing and installing supply and return air duct systems.

Supply Air Plenum

Requirements for the supply air plenum access panel.

Return Air Plenum

Precautions for drawing return air from specific locations.

Pipe & Fittings Specifications

Pipe & Fittings Specifications

Standards for approved piping and fitting materials for venting.

CAUTION

Caution regarding the flammability of solvent cements.

IMPORTANT

Important note on using PVC primer and solvent cement.

Canadian Applications Only

Specific requirements for venting in Canadian applications.

Venting Procedures

Table 3. Outdoor Termination Kits Usage

Table showing usage of various outdoor termination kits.

Joint Cementing Procedure

Step-by-step procedure for cementing pipe joints.

DANGER

PVC glue fume ignition hazard warning.

Venting Practices

Venting Practices

Guidelines and procedures for proper venting installation.

Piping Suspension Guidelines

Recommendations for supporting vent piping.

Wall Thickness Guidelines

Guidelines for wall penetrations for vent piping.

Removal of the Furnace from Common Vent

Considerations when removing a furnace from a common venting system.

WARNING

Warning about carbon monoxide poisoning from improper venting.

Vent Piping Guidelines

Vent Piping Guidelines

Information on direct vent vs. non-direct vent piping.

Exhaust Piping

Instructions for routing and installing exhaust piping.

CAUTION

Caution against discharging exhaust into shared stacks.

CAUTION

Caution about sealing exhaust vent pipes to prevent leaks.

Figure 23.

Diagrams illustrating exhaust pipe installation and slope.

Vent Pipe Lengths

IMPORTANT

Warning against using screens in exhaust/intake terminations.

Table 4. Minimum Vent Pipe Lengths

Table specifying minimum vent pipe lengths based on capacity.

Figure 24.

Flowchart for determining vent pipe sizing and length.

Maximum Vent Lengths

Table 5 A. Maximum Allowable Intake or Exhaust Vent Length in Feet

Table for maximum vent lengths at 0-2,000 ft elevation.

Table 5 B.

Table for maximum vent lengths at 2,001-10,000 ft elevation.

Concentric Termination Vent Lengths

Table 5 C. Maximum Allowable Intake or Exhaust Vent Length in Feet

Table for concentric termination vent lengths at 0-2,000 ft.

Table 5 D.

Table for concentric termination vent lengths at 2,001-10,000 ft.

Vent Lengths for Closet;Basement Installations

Table 6 B.

Table for vent lengths with attic/crawl space intake at 2,001-10,000 ft.

Exhaust Pipe Connections

Figure 25.

Diagrams of typical exhaust pipe connections in upflow/non-direct vent apps.

Figure 26.

Diagrams of typical exhaust pipe connections in horizontal/non-direct vent apps.

Intake Piping

Figure 27.

Diagrams of typical intake pipe connections in upflow/non-direct vent apps.

Figure 28.

Diagrams of typical intake pipe connections in horizontal/non-direct vent apps.

Intake Piping

Instructions for routing intake piping in direct and non-direct vent applications.

Intake Pipe Connections

Figure 29.

Diagram of typical air intake pipe connections in upflow non-direct vent applications.

Figure 30.

Diagram of typical air intake pipe connections in horizontal non-direct vent applications.

Figure 31. Equipment in Confined Space

Diagram for confined space air intake from ventilated attic.

Vent Terminations

Figure 32. Equipment in Confined Space

Diagram for confined space air intake from ventilated crawl space.

General Guidelines for Vent Terminations

General rules for vent terminations in non-direct and direct vent applications.

IMPORTANT

Warning about checking vent pipe lengths for unconditioned spaces.

IMPORTANT

Important note for Canadian installations regarding clearance distances.

Unconditioned Space Venting

Table 7.

Table for maximum allowable exhaust vent pipe lengths without insulation.

Figure 33. Insulating Exhaust Pipe in an Unconditioned Space

Diagram showing exhaust pipe insulation in unconditioned spaces.

Non-Direct Vent Termination Clearances

Figure 34. Vent Termination Clearances for Non-Direct Installations

Diagrams and table showing vent termination clearances for non-direct installations.

Direct Vent Termination Clearances

Figure 35. Vent Termination Clearances for Direct Installations

Diagrams and table showing vent termination clearances for direct installations.

Direct Vent Piping Terminations

Details of Intake and Exhaust Piping Terminations for Direct Vent Installations

Specific details for direct vent intake and exhaust piping terminations.

Figure 36. Direct Vent Roof Termination Kit

Diagram of a direct vent roof termination kit.

Figure 37.

Diagram showing exiting exhaust and intake vents separately.

Figure 38.

Diagram showing roof terminated exhaust and side intake vents.

Table 8. Exhaust Pipe Termination Size Reduction

Table for reducing exhaust pipe size at termination.

Wall Terminations

FIELD FABRICATED WALL TERMINATION

Details for field-fabricated wall terminations for venting.

ALTERNATE TERMINATIONS (TEE & FORTY-FIVE DEGREE ELBOWS ONLY)

Alternative termination methods using tees and elbows.

Figure 39.

Diagrams for field-fabricated and alternate wall terminations.

Vent Termination Kits

Figure 40.

Diagram of flush-mount side wall termination for direct vent.

Figure 41.

Diagram of optional vent termination kit for multiple units.

Figure 42. Direct Vent Concentric Rooftop Termination

Diagram of direct vent concentric rooftop termination.

Figure 43. Direct Vent Concentric Wall Termination

Diagram of direct vent concentric wall termination.

Figure 44. Direct Vent Application Using Existing Chimney

Diagram for direct vent application using an existing chimney.

Non-Direct Vent Piping Terminations

Details of Exhaust Piping Terminations for Non-Direct Vent Applications

Specific details for non-direct vent exhaust piping terminations.

Figure 45. Non-Direct Vent Roof Termination Kit

Diagram of a non-direct vent roof termination kit.

Figure 46. Non-Direct Vent Field Supplied Wall Termination

Diagram of a non-direct vent field-supplied wall termination.

Figure 47. Non-Direct Vent Field Supplied Wall Termination Extended

Diagram of an extended non-direct vent field-supplied wall termination.

Figure 48. Non-Direct Vent Application Using Existing Chimney

Diagram for non-direct vent application using an existing chimney.

Crawl Space Venting

Exhaust through Crawl Space Vent Option

Instructions for venting through a crawl space.

Figure 49. Kit 51 W18 (USA); 15 Z70 (Canada) Parts Identification and Assembly

Diagram showing parts for crawl space vent kit assembly.

Figure 50. Crawl Space Vent Pipe Drain Trap Assembled Incorrectly

Diagram illustrating incorrect assembly of crawl space vent pipe drain trap.

Figure 51. Upflow or Downflow Furnace with Exhaust through Crawl Space

Diagram of furnace exhaust through crawl space.

Condensate Piping

Condensate Piping

Instructions for routing and connecting condensate piping.

CONDENSATE TRAP AND PLUG LOCATIONS

Diagrams showing condensate trap and plug locations.

Figure 52.

Diagrams of trap and plug locations on the unit.

CAUTION

Caution against using copper tubing for condensate lines.

CAUTION

Warning to run a separate drain line for condensate trap.

Condensate Trap Locations

Figure 53. Condensate Trap Locations

Diagrams of condensate trap locations with remote trap.

WARNING

Venting A/C condensate drain outlet warning.

Condensate Drain Configurations

Figure 55. Condensate Trap Locations

Diagrams of trap locations with cooling coil.

Figure 56. Unit with Cooling Coil Using Separate Drain

Diagram of unit with cooling coil using a separate drain.

Figure 57. Evaporator Coil Using a Common Drain

Diagram of evaporator coil using a common drain.

Figure 58. Evaporator Coil Using a Common Drain

Diagram of evaporator coil using a common drain (alternative view).

Trap; Drain Assembly

Figure 59. Trap; Drain Assembly Using 1;2 PVC or 3;4 PVC

Diagrams of trap/drain assemblies using different PVC sizes.

Gas Piping

CAUTION

Caution about flexible gas connectors and black iron pipe.

WARNING

Warning about torque limits when attaching gas piping.

IMPORTANT

Recommendation for low inlet pressure switch in LP/propane applications.

Leak Check

Procedures for checking gas piping for leaks.

IMPORTANT

Important note regarding gas valve pressure testing.

WARNING

Fire or explosion hazard warning for gas leak testing.

Figure 60.

Diagram of gas valve with test port and shut-off valve.

Gas Piping Configurations

Figure 61. Upflow Applications Possible Gas Piping Configurations

Diagrams of gas piping configurations for upflow applications.

Figure 62. Horizontal Applications Possible Gas Piping Configurations

Diagrams of gas piping configurations for horizontal applications.

Gas Pipe Capacity

Table 9.

Table showing gas pipe capacity based on size, length, and gas type.

Electrical

ELECTROSTATIC DISCHARGE (ESD) Precautions and Procedures

Precautions to prevent damage from electrostatic discharge.

INTERIOR MAKE-UP BOX INSTALLATION

Instructions for installing the interior make-up box.

Figure 63.

Diagram of left-side interior make-up box installation.

Figure 64.

Diagram of right-side interior make-up box installation.

Accessory Terminals

Description of accessory terminals for humidifier and other devices.

Furnace Operation

Generator Use - Voltage Requirements

Voltage and frequency requirements for generator use.

Figure 65.

Diagram of thermostat designations for furnace and condensing unit.

Indoor Blower Speeds

Information on indoor blower speed selection for different modes.

Wiring Diagrams

Figure 66. Typical Field Wiring Diagram

Diagram illustrating typical field wiring connections for the furnace.

Figure 67. Typical Wiring Diagram

Detailed wiring diagram of the furnace control system.

Diagnostic Codes

Table 10. Diagnostic Codes for 103217-03 Control

Diagnostic codes and status for the 103217-03 control board.

Table 11. Diagnostic Codes for 107163-01 Control

Diagnostic codes and status for the 107163-01 control board.

Integrated Control Diagrams

Figure 68. 103217-03 Integrated Control

Diagram of the 103217-03 integrated control board.

Figure 69. 107163-01 Integrated Control

Diagram of the 107163-01 integrated control board.

Table 12. Terminal Designations

Table listing terminal designations for control boards.

Unit Start-Up

Safety precautions and initial start-up procedures for the unit.

WARNING

Warning about operating a furnace that has been underwater.

WARNING

Warning about explosion danger during furnace operation.

Furnace Operation Procedures

CAUTION

Caution about turning off power before servicing.

Placing the Furnace into Operation

Instructions for placing the furnace into operation.

Priming Condensate Trap

Steps for priming the condensate trap before operation.

WARNING

Fire/explosion warning for following instructions.

Gas Valve Operation

Procedures for operating the gas valve.

Figure 70.

Diagram of gas valve with test port and shut-off valve.

Turning Off Gas to Unit

Steps for safely turning off gas to the unit.

Failure To Operate

Checklist for troubleshooting unit failure to operate.

Gas Flow and Combustion

Gas Flow (Approximate)

Approximate gas flow rates for different capacities and fuel types.

Gas Meter Clocking Chart

Chart for clocking gas meter to determine flow rate.

Heating Sequence Of Operation

Step-by-step description of the heating sequence.

Supply Pressure Measurement

Procedures for measuring gas supply pressure.

Manifold Pressure Measurement

Procedures for measuring manifold pressure.

Proper Combustion

Guidelines for checking and ensuring proper combustion.

Table 14.

Table showing CO2 percentages for natural and LP gas.

High Altitude Adjustments

Table 15.

Table for manifold and supply line pressure at various altitudes.

High Altitude Information

Information regarding installation at high altitudes.

Table 16. Burner Orifice Conversion Kits at Varying Altitudes

Table for burner orifice conversion kits based on altitude.

Table 17. Pressure Switch Requirements at Varying Altitudes

Table for pressure switch requirements based on altitude.

Venting and Combustion Air Testing

WARNING

Carbon monoxide poisoning hazard warning.

Testing for Proper Venting and Sufficient Combustion Air for Non-Direct Vent Applications

Steps to ensure proper venting and sufficient combustion air.

Unit Adjustments and Controls

Primary Limit

Information on the primary limit control.

Flame Rollout Switches (Two)

Location and function of flame rollout switches.

Pressure Switch

Information on the combustion air pressure switch.

Temperature Rise

How to adjust blower speed for optimal temperature rise.

Fan Control

Adjusting fan off delay settings for blower operation.

Ignition Control 103217-03

Fan settings for 103217-03 ignition control.

Ignition Control 107163-01

Fan settings for 107163-01 ignition control.

Table 18. Blower Delay Select

Table for selecting blower off delay settings.

Figure 71. Heat Fan Off Time in Seconds

Diagrams showing heat fan off time adjustments.

Constant Torque Motor

Information about the furnace's constant torque ECM motor.

Thermostat Heat Anticipation

Setting the thermostat's heat anticipator.

Electrical

Checks for wiring connections, voltage, and blower motor amp-draw.

Blower Speeds

Steps for changing blower speeds.

Blower Performance Data

A96 UH1 E030 B12 Performance (Less Filter)

Blower performance data for the 030B12 model.

A96 UH1 E045 B12 Performance (Less Filter)

Blower performance data for the 045B12 model.

Additional Blower Performance Data

A96 UH1 E070 B12 Performance (Less Filter)

Blower performance data for the 070B12 model.

A96 UH1 E090 C16 Performance (Less Filter)

Blower performance data for the 090C16 model.

A96 UH1 E110 C20 Performance (Less Filter)

Blower performance data for the 110C20 model.

Final Blower Performance Data

A96 UH1 E135 D20 Performance (Less Filter)

Blower performance data for the 135D20 model.

Table 19. Allowable Heating Speeds

Table listing allowable heating speeds for blower operation.

Table 20. Allowable Circulation Speeds

Table listing allowable circulation speeds for blower operation.

Service Procedures

WARNING

Warnings regarding electrical shock, fire, or explosion hazards.

Blower

Maintenance instructions for the blower wheel.

Filters

Instructions for inspecting, cleaning, or replacing air filters.

Exhaust and Air Intake Pipes

Checks for tightness and blockages in exhaust and air intake pipes.

Electrical

Checks for wiring connections, voltage, and blower motor amp-draw.

Winterizing and Condensate Trap Care

Winterizing and condensate trap maintenance.

Cleaning Heat Exchanger

Procedures for cleaning the furnace heat exchanger.

Burner Assembly Cleaning

Cleaning the Burner Assembly

Steps for cleaning the furnace burner assembly.

Planned Service and Parts

Planned Service

Items to check during annual furnace inspections.

Repair Parts List

List of available repair parts for the furnace.

Massachusetts Installation Requirements

Modifications to NFPA-54, Chapter 10

Specific NFPA-54 modifications for Massachusetts installations.

INSTALLATION OF CARBON MONOXIDE DETECTORS

Requirements for CO detector installation.

APPROVED CARBON MONOXIDE DETECTORS

Standards for approved carbon monoxide detectors.

SIGNAGE

Requirements for exhaust vent signage.

INSPECTION

Role of the gas inspector in approving installations.

EXEMPTIONS

Exemptions from Massachusetts installation requirements.

MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING SYSTEM NOT PROVIDED

Requirements for non-provided venting systems.

Allied A96UH1E Specifications

General IconGeneral
BrandAllied
ModelA96UH1E
CategoryFurnace
LanguageEnglish

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