Trane 4TWV0060A1000A 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.
October 2014
18-BC89D1-1D-EN
Variable Speed ComfortLink™™ II
Heat Pumps and Air Conditioners
4TWV0024A1000A
4TWV0036A1000A
4TWV0048A1000A
4TWV0060A1000A
4TTV0024A1000A
4TTV0036B1000A
4TTV0048A1000A
4TTV0060A1000A
4TTV0061A1000A
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Installer’s Guide

Trane 4TWV0060A1000A Specifications

General

Brand	Trane
Model	4TWV0060A1000A
Category	Heat Pump
Language	English

Summary

Outdoor Unit Safety Precautions

Electrical Hazards

Warnings for hazardous voltage, grounding requirements, and high leakage current.

Refrigerant and Hot Surface Hazards

Precautions for refrigerant oil, refrigerant containment, hot surfaces, and service valves.

Brazing and Leak Integrity

Guidance on brazing requirements and leak checking for system integrity.

400 Volts Electrical Hazard

Unit Location Considerations

Cold Climate Installation

Coastal Installation Requirements

Guidance for installations near salt water, including optional Seacoast Kit.

Unit Preparation and Setup

Refrigerant Line Considerations

Refrigerant Line Length and Lift

Determining required line length and lift for subcooling charging corrections.

Refrigerant Line Insulation

Guidelines for insulating vapor and liquid lines to ensure proper performance.

Refrigerant Line Routing

Reusing Existing Refrigerant Lines

Precautions for reusing existing refrigerant lines, emphasizing brazing and leak checks.

Line Isolation and Routing Precautions

Guidelines for routing lines through structures and isolating them to prevent noise transmission.

Line Isolation in Walls

Refrigerant Line Brazing

Refrigerant Line Leak Check

Refrigerant Line Evacuation

Charging: Weigh-In Method

Service Valve Operation

Opening Gas Service Valve

Step-by-step instructions for opening the gas service valve.

Opening Liquid Service Valve

Procedure for cautiously opening the liquid service valve.

Low Voltage Wiring

High Voltage Power Supply

Control Board LED Indicators

System Start Up Procedure

System Charge Adjustment

Temperature Measurements for Charging

Checking outdoor and indoor temperatures as required for system charging.

Subcooling Charging Corrections

Using charts to correct subcooling values based on line length and lift.

Charging the Unit

Proper Gage Pressure and Stabilization

Adjusting refrigerant for proper gage pressure and allowing system stabilization.

Performance Verification

Verifying system performance using pressure curves after charging.

Communicating Display Assembly (CDA)

Defrost Control (Heat Pump)

CDA Navigation to Forced Defrost

Instructions for accessing and initiating the forced defrost test via the CDA.

Checkout Procedures