Trane Technologies 4TWA4048A4000A 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.
May 2020
1188--BBCC9977DD11--11DD--EENN
Split System Heat Pump
3-Phase, 230V
3-Phase, 460V
220088--223300VV MMOODDEELL
4TWA4036A3000A
4TWA4042A3000A
4TWA4048A3000A
4TWA4060A3000A
446600VV MMOODDEELL
4TWA4036A4000A
4TWA4042A4000A
4TWA4048A4000A
4TWA4060A4000A
NNoottee:: “Graphics in this document are for representation
only. Actual model may differ in appearance.”
Installer’s Guide

Trane Technologies 4TWA4048A4000A Specifications

General

Brand	Trane Technologies
Model	4TWA4048A4000A
Category	Heat Pump
Language	English

Summary

Safety Section

Hazardous Voltage Warning

Warning about severe personal injury or death due to electrical hazards.

Refrigerant Oil Warning

Warning about property damage, injury, or death from refrigerant oil handling.

Contains Refrigerant Warning

Warning about injury or damage from refrigerant under pressure.

Grounding Required Caution

Warning about equipment damage or injury if grounding is not used properly.

Service Valves Warning

Warning about abrupt release of system charge from service valves.

Brazing Requirements

Ensure leak test is negative if using mechanical connections; braze all joints.

Refrigerant Line Brazing

Refrigerant Line Leak Check

Refrigerant Line and Indoor Coil Evacuation

Service Valves

System Start Up

System Charge Adjustment

Subcooling Charging in Cooling

Charging the Unit

Proper Gage Pressure

Checkout Procedures