Trane RAUJ-C20 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.
April 2020
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Installation, Operation, and Maintenance
Split System
Cooling Condensers — 20 to 120 Tons
Remote Chillers — 20 to 120 Tons
RAUJ-C20
RAUJ-C25
RAUJ-C30
RAUJ-C40
RAUJ-C50
RAUJ-C60
RAUJ-C80
RAUJ-D10
RAUJ-D12

Trane RAUJ-C20 Specifications

General

Brand	Trane
Model	RAUJ-C20
Category	Air Conditioner
Language	English

Summary

Installation, Operation, and Maintenance

Introduction and Safety

Overview of safety warnings, PPE, and refrigerant handling.

Model Number Description

Guides for decoding unit model numbers for different tonnages.

General Information

Unit inspection, nameplates, protection, general data, and altitude corrections.

Dimensions and Weights

Unit clearances, dimensions, and weight specifications.

Installation Mechanical

Procedures for unit location, rigging, mounting, isolation, and piping.

Installation Mechanical — EVP

Specific installation steps for EVP chiller applications.

Installation Electrical

Guidelines for wiring, power, controls, and electrical safety.

Operating Principles

How the unit components function, including fans, compressors, and controls.

Pre-Start Procedures

Checks and procedures before initial unit startup and evacuation.

Start-Up

Steps for unit startup, including damper adjustment, airflow, and charging.

Maintenance

Routine checks, coil cleaning, compressor replacement, and safety.

Warranty and Liability Clause

Warranty terms and conditions for commercial equipment.

Wiring Diagrams

Reference list for available unit wiring diagrams.