Trane CSHN User Manual

CSHD and CSHN/CSHL
Compressors
Installation and Service
Installation Instructions
January 2021
COM-SVN01D-EN
SAFETY WARNING
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.

Trane CSHN Specifications

General

Brand	Trane
Model	CSHN
Category	Air Compressor
Language	English

Summary

General Information

Oil Level, Handling, and Type

Provides guidance on checking oil levels, handling POE oil, and its properties.

Operating Envelope and Refrigerant

Specifies compressor operating limits and approved refrigerant (R-410A only).

Removal and Installation

Compressor Removal Procedures

Details safety precautions and steps for removing a compressor, including refrigerant recovery and electrical disconnection.

Compressor Installation and Brazing

Covers safety, preparation steps, and brazing techniques for installing the compressor.

Electrical Connections

Wiring, Phasing, and Torque

Details connecting wires, torque settings, and checking electrical phasing for proper operation.

Vacuum Testing and Evacuation

System Evacuation Process

Outlines evacuating the system to 500 microns, holding vacuum, and dealing with leaks or moisture.

Charging the System

Refrigerant Charging Guidelines

Verification Before Start-Up

Pre-Startup Checks and Heater Operation

Start-Up Procedures

Operational Checks and Settings

Maintenance Guidelines

Regular Checks and Safety Precautions

Troubleshooting Compressor Issues

Compressor Start-Up and Pressure Problems

Short Cycling and Protection Faults

CSHN Motor Protection Module Diagnosis

Module Testing and Fault Diagnosis