Johnson Controls York ZH Series - User Manual

R-410A
ZH SERIES W/SMART EQUIPMENT™
6-1/2 - 12-1/2 Ton
60 Hertz
5167515-YIM-H-0518
TABLE OF CONTENTS
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Preceding Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Limitations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Rigging And Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Side Panels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Compressors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Power And Control Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Optional Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Optional Gas Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Options/Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Optional Variable Air Volume (VAV) . . . . . . . . . . . . . . . . . . . . 35
Optional Hot Gas Bypass (HGBP) . . . . . . . . . . . . . . . . . . . . . . 37
Economizer Sequences. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Dry Bulb Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Single Enthalpy Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Dual Enthalpy Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Auto . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Free Cooling Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Airflow Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Air Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Checking Air Quantity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Cooling Sequence Of Operation . . . . . . . . . . . . . . . . . . . . . . . 53
Cooling Operation Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Electric Heating Sequence Of Operations. . . . . . . . . . . . . . . . 56
Electric Heat Operation Errors . . . . . . . . . . . . . . . . . . . . . . . 56
Gas Heating Sequence Of Operations . . . . . . . . . . . . . . . . . . 57
Gas Heating Operation Errors . . . . . . . . . . . . . . . . . . . . . . . 58
Start-Up (Cooling) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Start-Up (Gas Heat) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Checking Gas Heat Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Charging The Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Control Board Navigation Components . . . . . . . . . . . . . . . . . . . . 62
Start-Up Sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
LIST OF TABLES
1 ZH078-150 Unit Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2 Weights and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3 ZH078-150 Unit Accessory Weights . . . . . . . . . . . . . . . . . . . . 9
4 ZH078-150 Unit Physical Dimensions . . . . . . . . . . . . . . . . . . 10
5 ZH078-150 Unit Clearances . . . . . . . . . . . . . . . . . . . . . . . . . 11
6 Side Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
7 Left/End Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
8 Control Wire Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
9 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
10 ZH078-150 Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
11 Electric Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . . . . 31
12 Gas Pipe Sizing - Capacity of Pipe . . . . . . . . . . . . . . . . . . . . 32
13 Gas Heat Minimum Supply Air . . . . . . . . . . . . . . . . . . . . . . . 33
14 Smart Equipment™ Economizer Board Details . . . . . . . . . . 39
15 Supply Air Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
16 Altitude/Temperature Correction Factors . . . . . . . . . . . . . . . 44
17 Airflow Performance - Side Duct Application . . . . . . . . . . . . . 46
18 Airflow Performance - Bottom Duct Application . . . . . . . . . . 48
19 RPM Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
20 Indoor Blower Specifications. . . . . . . . . . . . . . . . . . . . . . . . . 50
21 Power Exhaust Specifications. . . . . . . . . . . . . . . . . . . . . . . . 50
22 Motor Sheave Datum Diameters. . . . . . . . . . . . . . . . . . . . . . 52
23 Additional Static Resistance . . . . . . . . . . . . . . . . . . . . . . . . . 53
24 Electric Heat Limit Setting 50” Cabinet . . . . . . . . . . . . . . . . . 57
25 Electric Heat Limit Setting 42” Cabinet . . . . . . . . . . . . . . . . . 57
26 Electric Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . . . . 57
27 Gas Heat Limit Control Settings . . . . . . . . . . . . . . . . . . . . . . 59
28 Gas Heat Anticipator Setpoints . . . . . . . . . . . . . . . . . . . . . . . 59
29 Gas Rate Cubic Feet Per Hour . . . . . . . . . . . . . . . . . . . . . . . 61
30 Gas Heat Stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
31 Smart Equipment™ UCB Details . . . . . . . . . . . . . . . . . . . . . 63
32 Cable for FC Buses and SA Buses in Order of Preference . 69
33 Ignition Control Flash Codes . . . . . . . . . . . . . . . . . . . . . . . . . 69
LIST OF FIGURES
1 Unit Shipping Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Condenser Covering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Compressor Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4 Predator
®
Component Location (ZH120 Shown) . . . . . . . . . . 6
5 Unit 4 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 Unit 6 Point Load Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
7 Center of Gravity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8 ZH078-120 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 9
9 ZH150 Physical Dimensions. . . . . . . . . . . . . . . . . . . . . . . . . 10
10 ZH078-150 Unit Bottom Duct Openings . . . . . . . . . . . . . . . . 12
11 ZH078-150 Unit Electrical Entry . . . . . . . . . . . . . . . . . . . . . . 13
12 ZH078-120 Unit Side Duct Openings . . . . . . . . . . . . . . . . . . 13
13 ZH150 Unit Side Duct Openings . . . . . . . . . . . . . . . . . . . . . 14
14 ZH078-150 Unit Left/End Duct Opening . . . . . . . . . . . . . . . . 14
15 ZH078-150 Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
16 ZH078-150 Transition Roof Curb . . . . . . . . . . . . . . . . . . . . . 15
17 Side Panels With Hole Plugs . . . . . . . . . . . . . . . . . . . . . . . . 16
18 Return Downflow Plenum With Panel. . . . . . . . . . . . . . . . . . 16
19 Discharge Panel In Place . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
20 Save Side Panels For Economizer Hood Tops . . . . . . . . . . 16
21 Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
22 Field Wiring Disconnect - Cooling Unit With/Without Electric
Heat and All Units With VFD Option . . . . . . . . . . . . . . . . . . 18
23 Field Wiring Disconnect - Cooling Unit With Gas Heat Without
VFD Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
24 Typical Electronic Thermostat Field Wiring . . . . . . . . . . . . . 20
25 Side Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
26 Bottom Entry Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
27 Simplified VFD Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
28 SE-ECO1001-0 Economizer Controller . . . . . . . . . . . . . . . . 39
29 Belt Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
30 Altitude/Temperature Correction Factors . . . . . . . . . . . . . . . 44
31 Dry Coil Delta P . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
32 Typical Flame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
33 Typical Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
34 Unit Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Johnson Controls York ZH Series Specifications

General

Brand	Johnson Controls
Model	York ZH Series
Category	Air Conditioner
Language	English

Summary

General and Safety Information

Safety Considerations

Understand and pay particular attention to signal words DANGER, WARNING, or CAUTION.

Installation Safety Warnings

Warnings regarding improper installation, electrical shock, fire, and explosion hazards.

Inspection and Approvals

Inspection Procedures

Inspect unit for possible damage during transit and note any damage on freight bill.

Installation Codes and Limitations

Lists installation limitations and codes to follow in U.S.A. and Canada.

Unit Approvals

Details CSA certifications for unit installation and usage.

Model Nomenclature

Nomenclature Breakdown

Explains the model number breakdown for the ZH York units, covering various options.

Installation Procedures

Preceding Installation Steps

Steps to take before installing the unit, like removing brackets and covers.

Installation Limitations and Codes

Lists installation limitations and codes to follow in U.S.A.

Unit Component Overview

Predator Component Location

Diagram showing component locations on the Predator® unit.

Location and Clearances

Unit Location Guidelines

Guidelines for selecting a suitable location for outdoor unit installation.

Required Clearances

Details required clearances for proper operation and servicing.

Rigging and Handling Instructions

Instructions for safely moving and handling the unit.

Unit Weights and Dimensions

Load Point Diagrams

Diagrams illustrating 4-point and 6-point load weight distribution.

Weight and Dimension Data

Table detailing unit weights, dimensions, and load locations.

Lifting Safety Precautions

Caution regarding proper weight distribution and fork length for lifting.

Accessory Weights and Physical Dimensions

Accessory Weights Table

Lists weights for optional accessories like economizers and heaters.

ZH078-120 Physical Dimensions

Diagram showing physical dimensions for the ZH078-120 model.

Unit Physical Dimensions

ZH150 Physical Dimensions Diagram

Diagram showing physical dimensions for the ZH150 model.

ZH078-150 Physical Dimensions Table

Table detailing physical dimensions for various ZH078-150 models.

Gas Inlet;Outlet Details and Clearances

Gas Inlet and Vent Details

Shows gas pipe inlet and exhaust vent details for cabinet sizes.

Unit Clearance Table

Table specifying unit clearances in different directions.

Bottom Duct Openings

ZH078-150 Bottom Duct Openings Diagram

Diagram showing bottom duct openings for the ZH078-150 unit.

Electrical Entry and Side Duct Openings

Electrical Entry Diagram

Diagram showing electrical entry points.

Side Duct Openings Diagram

Diagram showing side duct openings for the ZH078-120 unit.

Side and Left;End Duct Dimensions

Side Duct Openings Diagram

Diagram showing side duct openings for the ZH150 unit.

Side Duct Dimensions Table

Table detailing side duct dimensions for various models.

Left;End Duct Opening Diagram

Diagram showing left/end duct opening for ZH078-150.

Duct Dimensions and Roof Curb Details

Left;End Duct Dimensions Table

Table specifying left/end duct dimensions.

Roof Curb Diagrams

Diagrams showing roof curb and transition roof curb dimensions.

Ductwork and Panel Installation

Ductwork Design Guidelines

Guidelines for ductwork design and sizing according to ACCA or SMACNA methods.

Duct Cover and Side Panel Handling

Instructions for handling duct covers and reusing side panels for economizers.

Condensate Drain Connection

Details on condensate drain reversibility and connection.

Compressor and Filter Information

Compressor Specifications and Safety

Information about the scroll compressor, R-410A refrigerant, and POE oil safety.

Filter Installation and Maintenance

Information on filter types, installation, and importance of cleanliness.

Power and Control Wiring Requirements

Conformance requirements for field wiring, fuses, and disconnects.

Electrical Wiring and Disconnects

Transformer Tap and Voltage Cautions

Caution regarding transformer tap settings for different voltages.

Waterproofing Electrical Connections

Use water-proof connectors for electrical wiring to prevent moisture ingress.

Field Wiring Disconnect Diagram

Diagram showing field wiring for disconnect.

Field Wiring and Thermostat Installation

Thermostat Wiring Guidelines

Guidelines for thermostat location and wiring.

Control Wire Sizing Table

Table specifying control wire sizes and maximum lengths.

Thermostat Wiring Diagram and Voltage Cautions

Electronic Thermostat Wiring Diagram

Diagram showing typical electronic thermostat field wiring.

Voltage Transformer Tap Cautions

Caution regarding transformer tap settings for different voltages.

Electrical Data Table

ZH078-150 Electrical Data

Provides detailed electrical data for the ZH078-150 units.

Electrical Data - Standard Motor Tables

Standard Motor Data

Electrical data tables for standard motors without powered convenience outlet.

Electrical Data - Hi Static Motor Tables

Hi Static Motor Data

Electrical data tables for Hi Static motors without powered convenience outlet.

Electrical Data - Hi Static Motor Tables (Continued)

Hi Static Motor Data (Continued)

Continues electrical data tables for Hi Static motors without powered convenience outlet.

Electrical Data - Standard Motor with Outlet Tables

Standard Motor with Outlet Data

Electrical data tables for standard motors with powered convenience outlet.

Electrical Data - Standard Motor with Outlet Tables (Continued)

Standard Motor with Outlet Data (Continued)

Continues electrical data tables for standard motors with powered convenience outlet.

Electrical Data - Hi Static Motor with Outlet Tables

Hi Static Motor with Outlet Data

Electrical data tables for Hi Static motors with powered convenience outlet.

Electrical Data - Hi Static Motor with Outlet Tables (Continued)

Hi Static Motor with Outlet Data (Continued)

Continues electrical data tables for Hi Static motors with powered convenience outlet.

Physical Data for ZH078-150 Units

Cooling and Heating Performance Data

Table of AHRI cooling and heating performance metrics.

Dimension and Compressor Data

Table covering unit dimensions and compressor specifications.

Condenser and Evaporator Coil Data

Table detailing condenser and evaporator coil specifications.

Physical Data for ZH078-150 Units (Continued)

Condenser Fan and Blower Data

Tables for condenser fan and belt drive evaporator fan specifications.

Filter Specifications

Table detailing filter quantities and sizes.

Optional Electric Heat

Electric Heat Minimum Supply Air Table

Table specifying minimum supply air requirements for electric heat kW.

Optional Gas Heat and Piping

Gas Piping Guidelines

Guidelines for proper gas piping sizing and installation.

Gas Pipe Sizing Table

Table for sizing gas pipe based on capacity.

Gas Connection and Safety

Gas Heat Minimum Supply Air Table

Table showing minimum supply air for gas heat.

Gas Connection Recommendations

Information on routing gas supply lines and recommendations.

Gas Safety Warnings and Cautions

Safety warnings regarding gas leak testing, pressure testing, and LP gas.

LP Gas Unit Conversion

Information on converting units for LP gas and related standards.

Venting, Options, and Smoke Detectors

Venting and Combustion Air

Information on venting slots and factory-installed exhaust piping.

Available Options and Accessories

Overview of available options and accessories.

Smoke Detector Information and Limitations

Information and limitations regarding duct smoke detectors.

Motorized Outdoor Damper Details

Information on motorized outdoor dampers as factory or field options.

Economizer, VAV, and VFD Systems

Economizer and Power Exhaust Options

Information on factory or field installed economizer and power exhaust options.

Optional Variable Air Volume (VAV) System

Information on VAV option using VFD for constant supply-duct static pressure.

Duct Static Pressure Transducer Function

Details on the 0-5" WC pressure transducer used for static pressure sensing.

Factory-Installed VFD and Manual Bypass

Information on factory-installed VFDs, mounting, and manual bypass switch.

VFD and BAS Integration

VAV Bypass Operation Caution

Caution regarding VAV units with manual bypass in LINE position.

VFD Service Safety and Wiring

Safety warnings for VFD service and wiring diagrams for VFD installation.

BAS-Ready VFD Terminal Blocks

Information on VFD terminal blocks for BAS wiring.

Economizer and Free Cooling Operation

Economizer Sequences and Minimum Position

Functions driving the economizer, including minimum position.

Free Cooling Options and Conditions

Explains four types of free cooling options and their conditions.

Free Cooling Operation and Control

How the system operates during free cooling, including thermostat and sensor inputs.

Power Exhaust Operation

Power Exhaust Setpoints, Inputs, and Outputs

Details on setpoints, inputs, and outputs for power exhaust operation.

Economizer Controller Board Details

Economizer Controller Diagram

Image of the SE-ECO1001-0 Economizer Controller.

Economizer Board Connections

Details of the Smart Equipment™™ Economizer Board connections.

Economizer Board Connections (Continued)

Analog and Binary Output Pins

Descriptions of analog and binary output pins on the economizer board.

Economizer Board Analog Inputs

Analog Input Terminal Details

Detailed description of analog input terminals and their functions.

Economizer Board Binary Inputs and IAQ

Binary Input Terminal Details

Details of binary input terminals and their functions.

Indoor Air Quality Sensor Operation

Information on Indoor Air Quality sensor connection and operation.

Blower Rotation Check

How to check blower rotation and misphasing.

Supply Air Limitations Table

Table showing supply air limitations for various unit sizes.

Belt Tension and Altitude Corrections

Belt Tension Adjustment Procedure

Instructions for adjusting belt tension using a belt tension checker.

Altitude and Temperature Correction Factors

Information to assist in applying product at altitudes exceeding 1000 feet.

Altitude;Temperature Correction Factors

Correction Factors Table

Table of correction factors for altitude and temperature.

Altitude Correction Examples

Example calculations for corrected static pressure, BHP, and sea level conditions.

Blower Drive Selection

Drive Selection Steps

Step-by-step guide for selecting the correct blower drive.

RPM Selection Table

Table for selecting RPM based on unit size, HP, and sheave settings.

Airflow Performance - Side Duct Application

ZH078 (6.5 Ton) Side Duct Performance

Airflow performance data for side duct applications.

ZH090 (7.5 Ton) Side Duct Performance

Airflow performance data for side duct applications.

Airflow Performance - Side Duct Application (Continued)

ZH120 (10 Ton) Side Duct Performance

Airflow performance data for ZH120 (10 Ton) side duct application.

ZH150 (12.5 Ton) Side Duct Performance

Airflow performance data for ZH150 (12.5 Ton) side duct application.

Airflow Performance - Bottom Duct Application

ZH078 (6.5 Ton) Bottom Duct Performance

Airflow performance data for bottom duct applications.

ZH090 (7.5 Ton) Bottom Duct Performance

Airflow performance data for bottom duct applications.

Airflow Performance - Bottom Duct Application (Continued)

ZH120 (10 Ton) Bottom Duct Performance

Airflow performance data for ZH120 (10 Ton) bottom duct application.

ZH150 (12.5 Ton) Bottom Duct Performance

Airflow performance data for ZH150 (12.5 Ton) bottom duct application.

RPM Selection Table

Table for selecting RPM based on unit size, HP, and sheave settings.

Blower Specifications and Air Balancing

Indoor Blower Specifications

Details on indoor blower motor, sheave, and belt specifications.

Power Exhaust Specifications

Specifications for the power exhaust motor.

Air Balancing Procedures

Procedures for balancing air distribution in the unit and duct systems.

Checking Air Quantity Method One

Method One for checking air quantity using pressure readings.

Airflow Measurement Methods

Airflow Measurement Method Two

Method Two for checking air quantity using drilled holes and a manometer.

Dry Coil Delta P Graph

Graph showing dry coil delta P related to airflow.

Supply Air Drive Adjustment

Blower Speed Adjustment Cautions

Caution regarding blower speed changes and their impact on static pressure and BHP.

Datum Diameter Calculation Example

Example calculation for determining required datum diameter for motor sheave.

Motor Sheave Datum Diameters Table

Table for motor sheave datum diameters.

Cooling Sequence of Operation

Additional Static Resistance Table

Table providing additional static resistance values.

Cooling Sequence Overview

Step-by-step sequence for cooling operations.

Cooling Operation Modes

Continuous and Intermittent Blower Modes

Operation of the indoor blower in continuous and intermittent modes.

VAV Startup and Control Procedures

Startup and control procedures for optional VAV units.

Economizer with Single Enthalpy Sensor

Operation with a single enthalpy sensor for economizer control.

Cooling Operation Modes and Error Handling

Economizer with Dual Enthalpy Sensors

Operation using dual enthalpy sensors for economizer control.

Economizer with Power Exhaust

Operation with economizer and power exhaust.

Motorized Outdoor Air Dampers

Operation of motorized outdoor air dampers.

Cooling Operation Error Monitoring

Monitoring and handling of cooling operation errors.

High;Low Pressure and Evaporator Limit Switches

Function and behavior of pressure and evaporator limit switches.

Low Ambient Cooling and Safety Controls

Low Ambient Cooling Operation

How the unit operates in low ambient cooling conditions.

Compressor Protection Features

Compressor protection features including ASCD and minimum run time.

Electric Heating Sequence of Operations

Sequence of operation for the electric heat section.

Electric Heat Operation Errors

Errors related to electric heat operation.

Electric Heat Safety Controls

Safety controls monitored by the UCB for electric heat.

Electric Heat Limit Settings and Gas Heating Sequence

Electric Heat Limit Setting Tables

Tables for electric heat limit settings in different cabinet sizes.

Gas Heating Sequence of Operations

Sequence of operations for gas heating.

Ignition Control Board Function

Function of the ignition control board in gas heating.

Electric Heat Anticipator Setpoints

Importance of correct anticipator setpoints for heat cycles.

Gas Heating Operation Errors and Safety Controls

Gas Heating Operation Errors (Retry, Recycle, Lock-Out)

Errors related to gas heating operation, including lock-out conditions.

Gas Valve Monitoring

How the UCB and ICB monitor the gas valve.

Gas Heat Safety Controls (Limit Switch, Auxiliary Limit)

Safety controls monitored by the UCB for gas heat units.

Gas Heat Settings and Start-Up Procedures

Gas Heat Limit Control Settings Table

Table for gas heat limit control settings.

Gas Heat Anticipator Setpoints Table

Table for gas heat anticipator setpoints.

Cooling Start-Up Procedures

Procedures for starting the unit in cooling mode.

Gas Heat Start-Up Procedures

Procedures for starting the unit in gas heat mode.

Burner and Gas Input Checks

Lighting the Main Burners

Steps for lighting the main burners.

Heating Post Start Checklist

Checks to perform after the heating section is operating.

Checking Gas Heat Input

Procedure for checking gas heat input for first and second stages.

Gas Rate Calculation and Pressure Adjustment

Gas Rate Calculation Table

Table for calculating gas rate based on time for one revolution.

Manifold Gas Pressure Adjustment

Procedure for adjusting manifold gas pressure for heat stages.

Temperature Rise Adjustment

How to determine and adjust temperature rise.

Burner Servicing and Control Board Navigation

Burner;Orifice Inspection and Servicing

Steps for inspecting and servicing burners and orifices.

Charging the Unit

Instructions for charging the unit with Thermal Expansion Devices.

Control Board Navigation Components

Components needed to access control points on the Smart Equipment™™ control.

Unit Control Board Details

Unit Control Board Diagram

Image of the Unit Control Board.

Smart Equipment UCB Details

Details of the Smart Equipment™™ Unit Control Board connections.

Smart Equipment UCB Details (Continued)

UCB Terminal Connections (Thermostat)

Details on UCB thermostat connection terminals and functions.

Smart Equipment UCB Details (Continued)

UCB Input Connections (Temperature, Pressure)

Details on UCB input connections for temperature and pressure sensors.

Smart Equipment UCB Details (Continued)

UCB Output Connections (Heat, Fan, Compressor)

Details on UCB output connections for heating, fan, and compressor control.

Smart Equipment UCB Details (Continued)

UCB Safety Switch and Overload Connections

Details on UCB connections for safety switches and indoor blower overload.

Smart Equipment UCB Details (Continued)

UCB SA Bus and FC Bus Connections

Details on UCB connections for SA Bus and FC Bus communication.

Bus Cable Specifications and Ignition Codes

Bus Cable Preference Table

Table detailing preferred cable types for FC and SA buses.

Ignition Control Flash Codes Table

Table listing ignition control flash codes and their meanings.

Start-Up Procedures

Start-Up and Service Data Instruction

Start-up and service data instruction for commercial package units.

Start-Up Checklist

Checklist for performing equipment start-up.

Warranty Statement

Statement regarding the warranty policy and procedure.

Equipment Start-Up Guide

Instructions on how to complete startup using LCD or MAP Gateway.

Safety Warnings and Design Information

General Safety Warnings

General safety warnings for inspections and start-up procedures.

Design Application Information

Information regarding system design parameters.

Reference Checklists

General Inspection Checklist

Checklist items for the initial inspection of the unit.

Air Moving Inspection Checklist

Checklist items related to the blower and drive components.

Exhaust and Economizer Inspection Checklists

Checklist items for exhaust and economizer inspection.

Operating Measurements - Air Flow and Electrical Data

Air Flow Measurement Procedures

Procedures for taking air flow measurements.

Electrical Data Recording

Table for recording electrical data measurements.

Operating Measurements - Cooling and Gas Heating

Cooling Operating Measurements

Procedures for taking operating measurements during cooling.

Refrigerant Safety Checks

Checks for refrigerant circuit safety switches.

Gas Heating Operating Measurements

Procedures for taking operating measurements during gas heating.

Staging Controls, VFD, and Final Inspection

Verify Staging Controls Operation

Verifying staging controls for heating and cooling.

Verify Variable Frequency Drive Operation

Verifying VFD operation and motor speed modulation.

Final Inspection Checklist

Final inspection steps before concluding the start-up.