ICP G9MVE0401410A2 User Manual

Printed in U.S.A. 440 04 4801 00 7/3/2014
SERVICE AND TECHNICAL
SUPPORT MANUAL
Two−Stage, Variable Speed ECM Blower Motor
35” Tall, High Efficiency Condensing Gas Furnace
(F/G)9MVE ’A2’ Series
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Safety Labeling and Signal Words
DANGER, WARNING, CAUTION, and NOTE
The signal words DANGER, WARNING,
CAUTION, and NOTE are used to identify levels of
hazard seriousness. The signal word DANGER is
only used on product labels to signify an immediate
hazard. The signal words WARNING, CAUTION,
and NOTE will be used on product labels and
throughout this manual and other manual that may
apply to the product.
DANGER − Immediate hazards which will result in
severe personal injury or death.
WARNING − Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION − Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE − Used to highlight suggestions which will
result in enhanced installation, reliability, or
operation.
!
WARNING
Signal Words in Manuals
The signal word CAUTION is used throughout
this manual in the following manner:
!
CAUTION
Signal Words on Product Labeling
Signal words are used in combination with
colors and/or pictures or product labels.
The signal word WARNING is used throughout
this manual in the following manner:
Safety−alert symbol
When you see this symbol on the unit and in
instructions or manuals, be alert to the
potential for personal injury.
TABLE OF CONTENTS
START−UP, ADJUSTMENT, AND SAFETY CHECK 4...........
SETUP SWITCHES 4......................................
PRIME CONDENSATE TRAP WITH WATER 4.................
PURGE GAS LINES 5......................................
ADJUSTMENTS 5.........................................
ADJUST TEMPERATURE RISE 11............................
ADJUST BLOWER OFF DELAY (HEAT MODE) 12..............
ADJUST COOLING AIRFLOW 12.............................
ADJUST CONTINUOUS FAN AIRFLOW 12....................
ADJUST THERMOSTAT HEAT ANTICIPATOR 14...............
CHECK SAFETY CONTROLS 14.............................
CHECKLIST 14.............................................
COOLING AND HEATING AIR DELIVERY - CFM 15.............
SERVICE AND MAINTENANCE PROCEDURES 17.............
ELECTRICAL CONTROLS AND WIRING 17...................
CLEANING AND/OR REPLACING AIR FILTER 19..............
BLOWER MOTOR AND WHEEL MAINTENANCE 20............
CLEANING BURNERS AND FLAME SENSOR 21...............
SERVICING HOT SURFACE IGNITER 22......................
FLUSHING COLLECTOR BOX AND DRAINAGE SYSTEM 23....
CLEANING CONDENSATE DRAIN AND TRAP 23..............
CLEANING HEAT EXCHANGERS 23..........................
SERVICE LABEL 26.........................................
WIRING DIAGRAM 27.......................................
TROUBLESHOOTING GUIDE − FLOW CHART 28..............
SEQUENCE OF OPERATION 30.............................
PARTS REPLACEMENT INFORMATION GUIDE 35.............
PRODUCT NOMENCLATURE 36.............................
MODELS
(F/G)9MVE0401410A2
(F/G)9MVE0401712A2
(F/G)9MVE0601412A2
(F/G)9MVE0601714A2
(F/G)9MVE0801716A2
(F/G)9MVE0802120A2
(F/G)9MVE1002120A2
(F/G)9MVE1202422A2
Use of the AHRI Certified TM Mark indicates a
manufacturer’s participation in the program.
For verification of certification for individual
products, go to www.ahridirectory.org .

ICP G9MVE0401410A2 Specifications

General

Brand	ICP
Model Number	G9MVE0401410A2
Category	Furnace
Fuel Type	Gas
Vent Type	Direct Vent
Input BTU	40, 000 BTU/h

Summary

Safety Labeling and Signal Words

DANGER, WARNING, CAUTION, and NOTE

Signal words and their meaning in hazard identification.

Signal Words in Manuals

Explains the usage of signal words within the manual text.

Signal Words on Product Labeling

Describes signal word usage on product labels.

Models

Safety Considerations

Personal Injury, and/or Property Damage Hazard

Specific hazard warning for personal injury or property damage.

Electrical Shock Hazard

Warning regarding the risk of electrical shock.

Carbon Monoxide Poisoning and Fire Hazard

Warning about carbon monoxide and fire hazards.

Cut Hazard

Caution regarding sharp edges and potential cuts.

Start-Up Check Sheet

Start-Up, Adjustment, and Safety Check

General

Basic operational requirements for furnace startup.

Setup Switches

Configuration via setup switches on the control board.

Setup Switches (SW1)

Details for configuring SW1 settings.

Setup Switch (SW2)

Details for configuring SW2 settings.

Continuous Fan (CF) Setup Switches (SW2-5, SW2-4, SW2-3)

Details for CF setup switches.

Air Conditioning (A/C) Setup Switches (SW2-6, SW2-7, SW2-8)

Details for A/C setup switches.

Prime Condensate Trap with Water

Purge Gas Lines

Adjustments

Fire Hazard

Fire hazard warning related to adjustments.

Furnace Damage Hazard

Caution for potential furnace damage.

Altitude Derate Multiplier for U.S.A.

Check Inlet Gas Pressure

Adjust Manifold Pressure

Notice on Manifold Pressure Limits

Notice regarding manifold pressure limits for natural gas.

Fire Hazard During Gas Adjustments

Fire hazard warning related to gas leaks during adjustments.

Furnace Control Wiring Diagram (Figure 4)

Gas Rate Conversion Table (Table 2)

Orifice Size and Manifold Pressure Data (Table 3)

Adjust Temperature Rise

Furnace Damage Hazard from Temperature Rise

Caution for potential furnace damage due to temperature rise.

Locking Furnace in Low Heat

Steps to lock furnace in low heat mode for adjustment.

Adjust Blower Off Delay (Heat Mode)

Adjust Cooling Airflow

Adjust Continuous Fan Airflow / Low Speed Cooling Airflow

Furnace Setup Switch Description (Figure 5)

Adjust Thermostat Heat Anticipator

Check Safety Controls

Check Main Limit Switch

Procedure for checking the main limit switch.

Check Pressure Switch(es)

Procedure for checking pressure switches.

Startup Checklist

Cooling and Heating Air Delivery CFM Data (Table 5)

Cooling and Heating Air Delivery CFM Data (Table 5) (Cont.)

Service and Maintenance Procedures

Fire, Injury or Death Hazard

Warning regarding fire, injury, or death during service.

Environmental Hazard

Caution for environmental pollution during disposal.

Electrical Shock, Fire or Explosion Hazard

Warning for electrical shock, fire, or explosion hazards.

Electrical Operation Hazard

Caution for improper furnace operation due to wiring errors.

Electrical Controls and Wiring

Electrical Shock Hazard

Warning regarding electrical shock during servicing.

Troubleshooting Reference

Reference to troubleshooting guides and controls.

Heating and Cooling Application Wiring Diagram (Figure 8)

Retrieving Stored Fault Codes

Component Self-Test Procedure

Electrical Shock Hazard During Self-Test

Electrical shock warning for component self-test.

Care and Maintenance

Fire or Explosion Hazard During Maintenance

Warning for fire/explosion hazards during maintenance.

Electrical Shock and Fire Hazard During Maintenance

Warning for electrical/fire hazards during maintenance.

Carbon Monoxide Poisoning and Fire Hazard During Maintenance

Warning for gas/fire hazards during maintenance.

Cut Hazard During Maintenance

Caution for cut hazards during maintenance.

Cleaning and/or Replacing Air Filter

Electrical Shock, Fire or Explosion Hazard for Filter

Electrical hazard warning for filter maintenance.

Blower Motor and Wheel Maintenance

Blower Assembly Diagram (Figure 9)

Cleaning Burners and Flame Sensor

Electrical Shock and Fire Hazard During Burner Cleaning

Electrical/fire hazard warning for burner cleaning.

Burner Assembly Diagram (Figure 10)

Igniter Position Diagrams (Figures 11, 12)

Fire or Explosion Hazard

Servicing Hot Surface Igniter

Flushing Collector Box and Drainage System

Electrical Shock and Fire Hazard for Drain Cleaning

Electrical/fire hazard warning for drain system cleaning.

Cleaning Condensate Drain and Trap

Checking Heat Pad Operation

Cleaning Heat Exchangers

Primary Heat Exchangers Cleaning

Procedure for cleaning primary heat exchangers.

Fire or Explosion Hazard During Heat Exchanger Cleaning

Warning for fire/explosion during heat exchanger cleaning.

Secondary Heat Exchangers

Information on secondary heat exchanger servicing.

Unit and Property Damage Hazard During Winterization

Caution for unit/property damage during winterization.

Unit Component Damage Hazard

Service Label Information (Figure 15)

Service Information

LED Status Codes

Status Descriptions

Component Test Procedure

Wiring Diagram (Figure 16)

Troubleshooting Guide Flow Chart (Figure 17)

Detailed Troubleshooting Flow Chart

Troubleshooting Guide Flow Chart (Continued)

Sequence of Operation

Two-Stage Heating with Single-Stage Thermostat

Operation for two-stage heating with a single-stage thermostat.

Inducer Prepurge Period

Details on the inducer motor prepurge period.

Igniter Warm-Up

Describes the igniter warm-up period.

Trial-For-Ignition Sequence

Explains the trial-for-ignition sequence.

Flame-Proving

Details on the flame proving process.

Blower-On Delay

Describes the blower on delay.

Switching to High Heat

Procedure for switching to high heat operation.

Switching to Low Heat

Procedure for switching to low heat operation.

Blower-Off Delay

Explains the blower off delay settings.

Two-Stage Thermostat and Two-Stage Heating

Cooling Mode Operation

Single-Speed Cooling

Operation details for single-speed cooling.

Two-Stage Cooling

Operation details for two-stage cooling.

Dehumidify Mode

Operation details for dehumidify mode.

Continuous Blower Mode

Component Self Test Reference

Wiring Diagram (Figure 18)

Wiring Diagram (Figure 19)

Wiring Diagram (Figure 20)

Wiring Diagram (Figure 21)

Wiring Diagram (Figure 22)

Wiring Diagram (Figure 23)

Wiring Diagram (Figure 24)

Notes for Wiring Diagrams

Parts Replacement Information Guide

General Safety Warning for Parts

Product Nomenclature Explanation