Trane Technologies 4WCZ5036E1000A User Manual

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Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning
equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person
could result in death or serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.
February 2023
1188--BBBB4422DD11--11BB--EENN
Single Packaged Heat Pump, 15 SEER2
Two Stage, Convertible, 2 – 5 Ton, R-410A
4WCZ5024F1000A
4WCZ5036E1000A
4WCZ5036E3000A
4WCZ5036E4000A
4WCZ5048E1000A
4WCZ5048E3000A
4WCZ5048E4000A
4WCZ5060E1000A
4WCZ5060E3000A
4WCZ5060E4000A
NNoottee:: “Graphics in this document are for representation
only. Actual model may differ in appearance.”
NNoottee:: “Unit specific Service Facts available online.”
Installation and Operations Manual

Trane Technologies 4WCZ5036E1000A Specifications

General

Model Number	4WCZ5036E1000A
Category	Heat Pump
Manufacturer	Trane Technologies
Cooling Capacity (BTU/h)	36000
Heating Capacity (BTU/h)	36000
SEER Rating	16
HSPF Rating	9.5
Refrigerant Type	R-410A
Voltage (V)	208/230
Phase	1
Maximum Operating Ambient Temperature (°F)	115

Summary

Safety Information and Warnings

Hazardous Voltage and Electrical Safety

Warnings regarding hazardous voltage, electrical hazards, and proper servicing procedures.

Grounding and Refrigerant Warnings

Caution on grounding requirements and warnings about R-410A refrigerant and chemical exposure.

System Charging Procedures

Cooling Charge Above 55°F OD

Charging Below 55°F OD Ambient

Unit Installation Clearances

Clearance Requirements

Details recommended service and clearance to combustible material for unit installation.

Unit Lifting and Placement

Lifting and Rigging Safety

Important warnings and procedures for safely lifting and rigging the unit for installation.

Mounting Unit on Curb

Condensate Drain Piping

Condensate Drain Setup

Electrical Wiring and Connections

Electrical Connection Standards

Guidelines for electrical wiring and grounding in accordance with local and national codes.

Power Supply and Disconnects

Requirements for electrical power availability, disconnect switches, and over current protection.

Control Wiring

Low Voltage Control Wiring

Unit Startup Procedures

Pre-Start Installation Checklist

A checklist to ensure all installation steps are completed correctly before unit startup.

Cooling Mode Startup

Steps to start the unit in cooling mode, including thermostat settings and fan operation.

Heating Mode Startup

Steps to start the unit in heating mode, including thermostat settings and fan operation.

Sequence of Operation

General System Operation

Cooling Mode Operation

Detailed explanation of 2-stage cooling operation based on thermostat calls and system components.

Heating Mode Operation

Detailed explanation of 2-stage heating operation and supplementary electric heat.

Demand Defrost Operation

Defrost Cycle Mechanism

Defrost Control Settings

Final Installation Checklist

Pre-Startup Inspection Verification

Unit Maintenance Procedures

Service Maintenance Recommendations

Fault Detection and Troubleshooting

Identifying Unit Faults

Defrost Control Troubleshooting

Defrost Control Checkout Procedures

Detailed checkout table and procedures for diagnosing and resolving defrost control issues.

Sensor Resistance Verification

Performance Pressure Curves

Cooling Pressure Curves

Heating Pressure Curves

Indoor Fan Performance Data

Fan Performance Tables

Refrigerant Circuit Diagrams

Heating Refrigeration Cycle

Cooling Refrigeration Cycle

Troubleshooting Guide

Primary Causes of System Faults

Chart identifying primary and secondary causes for various system faults in the refrigerant and electrical circuits.