Trane ComfortLink II 4TWV8X48A1000A - User Manual

SSAAFFEETTYY WWAARRNNIINNGG
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.
September 2021
1188--BBCC110066DD11--11CC--EENN
TRANE Link or ComfortLink™™ II
Variable Speed Heat Pumps and Air Conditioners
4TWV8X24A1000A
4TWV8X36A1000A
4TWV8X48A1000A
4TWV8X60A1000A
4TTV8X24A1000A
4TTV8X36A1000A
4TTV8X48A1000A
4TTV8X60A1000A
TM
The Diagnostics Mobile App is available by scanning a QR
code located inside this unit or by searching for the Link
Diagnostics App in your App Store
® .
NNoottee:: “Graphics in this document are for representation only. Actual
model may differ in appearance.”
NNoottee:: This unit can be used in Comfortlink
™ II (“clii”) mode or Link
mode.
Installer’s Guide

Trane ComfortLink II 4TWV8X48A1000A Specifications

General

Model	4TWV8X48A1000A
Brand	Trane
Series	ComfortLink II
Type	Air Conditioner
SEER Rating	Up to 18
Compressor Type	Variable Speed
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Cooling Capacity	4 ton
Indoor Unit Compatibility	Compatible with Trane indoor units
Sound Level (Outdoor Unit)	57 dB

Summary

SAFETY SECTION

HAZARDOUS VOLTAGE!

Electrical hazard warning for severe injury or death.

REFRIGERANT OIL!

Hazards of R-410A refrigerant and oil handling.

CONTAINS REFRIGERANT!

Refrigerant Line Brazing and Leak Checks

Table 16. Braze the Refrigerant Lines

Table 17. Check for Leaks

Refrigerant Line and Indoor Coil Evacuation

Electrical Connections

Electrical - Low Voltage Communicating

Electrical - High Voltage

System Startup and Charging

Start Up

System Charge Adjustment

Procedures for adjusting system charge using subcooling.

Charging the Unit

Steps for proper refrigerant charging and stabilization.

Checkout Procedures

All wiring connections are tight and properly secured.

Checklist item for verifying wiring connections.

System functions safely and properly in all modes.

Checklist item for overall system functionality.

Owner has been instructed on use of system and given manual.