Trane Technologies 4TCC4048 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.
March 2022 1188--EEBB3399DD11--11AA--EENN
Single Packaged Cooling/Electric Heat
13.4 SEER2 Convertible, 2 – 5 Ton
4TCC4024E1000A
4TCC4030E1000A
4TCC4036E1000A
4TCC4042E1000A
4TCC4048E1000A
4TCC4060E1000A
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 4TCC4048 Specifications

General

Brand	Trane Technologies
Model	4TCC4048
Category	Heat Pump
Language	English

Summary

SAFETY SECTION

Hazardous Voltage Warning

Warning regarding potential for severe injury or death from electrical hazards.

Electrical Safety Hazard

Warning for qualified personnel only, emphasizing risk of injury from non-compliance.

Grounding Requirements

Caution about the necessity of proper grounding to prevent damage or injury.

R-410A Refrigerant Warning

Warning about the high-pressure refrigerant and required service equipment.

Access Panel Safety Hazard

Warning about severe injury or death risk from operating unit without access panels.

Unit Installation Procedures

Ground Level Installation

Rooftop Installation with Curb Mounting

Unit Lifting and Rigging

Safety precautions and methods for lifting and rigging the unit for installation.

Placing Unit on Mounting Curb

Rooftop Installation with Frame Mounting

Rooftop Installation without Curb or Frame

Ductwork Installation Guidelines

Electrical Wiring and Connections

Electrical Connection Standards

Electrical Power Requirements

Power Wiring Procedures

Field Wiring Diagram

Diagram illustrating field wiring connections for various unit configurations and accessories.

Control Wiring (Class II)

Thermostat Wire Size and Length Guidelines

Unit Startup Procedures

Pre-Start Quick Checklist

A checklist of essential items to verify before starting the unit for operation.

Starting Unit in Cooling Mode

Procedure for starting the unit in cooling mode and operating fan settings.

Starting Unit in Heating Mode

Procedure for starting the unit in heating mode and setting the thermostat.

Sequence of Operation

Explanation of the unit's automatic heating and cooling operational cycles.

Supplementary Heat Operation

Demand Defrost Operation

Final Installation Checklist

Service Maintenance Recommendations

Cooling Pressure Curves

Indoor Fan Performance Data

Refrigerant Circuit Diagram

Troubleshooting Chart