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Johnson Controls ZY Series User Manual

Johnson Controls ZY Series
144 pages
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5943357-UIM-A-1020 York International Corporation, 5005
York Drive, Norman, OK 73069
2020-10-01
Johnson Controls Ducted Systems
INSTALLATION MANUAL ZY SERIES
3-10ton 60 Hertz R-410A

Table of Contents

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Johnson Controls ZY Series Specifications

General IconGeneral
BrandJohnson Controls
ModelZY Series
CategoryAir Conditioner
LanguageEnglish

Summary

General

Safety considerations

Discusses safety alerts, signal words (DANGER, WARNING, CAUTION), and general safety precautions.

Installation

Installation safety information

Provides essential safety instructions before installing the unit.

Preceding installation

Outlines steps to complete before performing the main installation.

Limitations

Specifies installation requirements based on codes and standards.

Location

Clearances

Details required clearances for proper operation and servicing of the unit.

Rigging and handling

Provides guidance on safely moving and lifting the unit.

ZY04-12 unit weights

Ductwork

Condensate drain

Explains how to pipe the condensate drain connection and protect it.

Compressors

Details compressor specifications and compatibility with R-410A refrigerant.

Filters

Power and control wiring

Thermostat wiring

Provides guidelines for thermostat placement and wire connections.

Electrical Data

ZY04 to 12 Standard Static Indoor Blower - Without Powered Convenience Outlet

Presents electrical data for standard static indoor blowers without a powered convenience outlet.

ZY04 to 12 Medium Static Indoor Blower - Without Powered Convenience Outlet

Presents electrical data for medium static indoor blowers without a powered convenience outlet.

ZY04 to 12 High Static Indoor Blower - Without Powered Convenience Outlet

Presents electrical data for high static indoor blowers without a powered convenience outlet.

Physical Data

ZY04 to ZY12 Physical Data

Contains detailed physical specifications for ZY04 to ZY12 models.

Optional Gas Heat

Gas piping

Details gas piping requirements, sizing, and installation guidelines.

Combustion air and flue exhaust

Discusses venting requirements for gas heat and exhaust hood installation.

Options/accessories

Economizer

Describes factory or field installed economizer options.

Power exhaust

Details field installed power exhaust accessory options.

Blower phasing

Belt tension

Altitude and temperature correction for CFM, static pressure and power

Airflow performance

ZY04 to 12 Side Duct Application (Belt Drive)

Provides airflow performance data for side duct belt drive applications.

ZY04 to 06 Side Duct Application (Direct Drive)

Lists airflow performance data for side duct direct drive applications.

ZY04 to 12 Bottom Duct Application (Belt Drive)

Provides airflow performance data for bottom duct belt drive applications.

ZY04 to 06 Bottom Duct Application (Direct Drive)

Lists airflow performance data for bottom duct direct drive applications.

RPM Selection

Indoor Blower Specifications

Supply air drive adjustment

Everyday Thermostat Control (ETC)

ETC board component location

Identifies components and their locations on the ETC board.

Everyday Thermostat Control operation

Describes the operation of compressors and fan based on thermostat inputs.

Two Stage Cooling Configuration

Explains the cooling sequence for two-stage thermostat operation.

Smart Equipment™ unit control board

Operation

Cooling sequence of operation

Explains the step-by-step process for cooling operation.

Cooling Operation Errors

Lists and describes potential errors during cooling operation.

Electric Heating Sequence of Operations

Describes the step-by-step sequence for electric heating operation.

Gas Heating Sequence of Operations

Explains the sequence of operations for gas heating.

Gas Heat Ignition Control Board Function

Lockout

Explains the conditions and procedures for furnace lockouts.

High temperature limit switch

Details the function and operation of the high-temperature limit switch.

Cooling start-up

Prestart Check List

Lists checks to be performed after installation but before startup.

Operating instructions

Provides instructions for starting the unit for cooling operation.

Gas heat start-up

Pre-Start Check List

Lists checks to be performed before initiating gas heat startup.

Lighting The Main Burners

Details the procedure for lighting the main burners of the gas heat section.

Checking gas heat input

Two Stage Gas Heat

Explains how to determine gas flow rate for two-stage gas heat.

Manifold Gas Pressure Adjustment

Single Stage

Details the procedure for adjusting manifold pressure for single-stage gas heat.

Two Stage

Explains how to adjust manifold pressure for two-stage gas heat.

Adjustment Of Temperature Rise

Burners/Orifices Inspection/ Servicing

Troubleshooting

Everyday Thermostat Controls fault codes

Lists fault codes for the Everyday Thermostat Control (ETC) board.

Charging Tables

Table 80: ZY04 Charging Table

Provides charging data for ZY04 models based on airflow and temperature.

Table 81: ZY05 Charging Table

Provides charging data for ZY05 models based on airflow and temperature.

Table 82: ZY06 Charging Table

Provides charging data for ZY06 models based on airflow and temperature.

Table 83: ZY07 Charging Table

Provides charging data for ZY07 models based on airflow and temperature.

Table 84: ZYA7 Charging Table

Provides charging data for ZYA7 models based on airflow and temperature.

Table 85: ZY08 Charging Table System 1

Provides charging data for ZY08 System 1 based on airflow and temperature.

Table 86: ZY08 Charging Table System 2

Provides charging data for ZY08 System 2 based on airflow and temperature.

Table 87: ZY09 Charging Table System 1

Provides charging data for ZY09 System 1 based on airflow and temperature.

Table 88: ZY09 Charging Table System 2

Provides charging data for ZY09 System 2 based on airflow and temperature.

Table 89: ZY12 Charging Table System 1

Provides charging data for ZY12 System 1 based on airflow and temperature.

Table 90: ZY12 Charging Table System 2

Provides charging data for ZY12 System 2 based on airflow and temperature.

Smart Equipment™ Control Board Navigation Components

Start-Up Sheet

START-UP & SERVICE DATA INSTRUCTION

Provides instructions for start-up and service data recording.

WARRANTY STATEMENT

Details the warranty coverage for Johnson Controls products.

SAFETY WARNINGS

REFERENCE

General Inspection

Checklist for inspecting the unit's general condition and installation.

Air Moving Inspection

Checklist for inspecting blower and motor components and alignment.

ELECTRICAL DATA

FINAL - INSPECTION

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