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Trane RAUC-C25 - User Manual

Trane RAUC-C25
112 pages
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June 2008
SS-SVX09A-EN
Installation
Operation
Maintenance
Remote Split System Units
Air Cooled Condensing Units and EVP Chillers
Models
“V” and Later Design Sequence
RAUC-C20 RAUC-C40
RAUC-C25 RAUC-C50
RAUC-C30 RAUC-C60

Table of Contents

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Trane RAUC-C25 Specifications

General IconGeneral
BrandTrane
ModelRAUC-C25
CategoryAir Conditioner
LanguageEnglish

Summary

Warnings, Cautions and Notices

Important Environmental Concerns!

Discusses the impact of man-made chemicals on the ozone layer and refrigerant handling.

Responsible Refrigerant Practices!

Emphasizes the importance of refrigerant handling and technician certification.

Grounding Required!

Highlights the necessity of proper electrical grounding for safety.

Overview of Manual

Provides a brief description of the manual's content and purpose.

General Information

Model Number Description

Explains the alphanumeric model number identification code for unit specificity.

Installation

Unit Inspection

Details steps for inspecting the unit upon arrival for damage or shortages.

Unit Clearances

Illustrates minimum operating and service clearances for unit placement.

Foundation

Provides guidance on constructing foundations and anchoring the unit.

Rigging

Outlines procedures for safely rigging and lifting heavy unit components.

Unit Isolation

Explains methods to minimize sound and vibration transmission using isolators.

Refrigerant Piping Requirements

Specifies requirements for installing correctly sized refrigerant lines.

Main Electrical Power Requirements

Details the requirements for supplying main electrical power to the unit.

Brazing Procedures

Provides essential techniques and factors for sweat connections in refrigerant piping.

Leak Testing Procedure

Describes methods for testing refrigerant systems for leaks safely.

Chilled Water Piping

Details the installation of chilled water piping for evaporator applications.

Field Installed Power Wiring

Guides on wiring entrance and proper sizing of supply power wiring.

Power Wire Sizing and Protection Device Equations

Provides calculations for determining wire size and protection devices.

Control Wiring

Covers installation of low voltage wiring for various control components.

System Control Options

Details control options such as No System Control, VAV, EVP, and CV.

Sensors and Thermostats

Explains the installation of various sensors and thermostats for system control.

System Pre-Start Procedures

System Evacuation Procedures

Details the process of evacuating each refrigeration circuit before starting.

Component Checkouts

Procedures for checking controllers, actuators, and sensors for proper function.

Voltage and Phasing Checks

Covers checking for voltage imbalance and ensuring correct electrical phasing.

System Start-Up

Sequence of Operation

Describes the operational sequence of the VAV controller and economizer cycle.

Compressor Start-Up

Provides detailed steps for starting compressors and verifying operation.

Superheat and Subcooling Measurement

Explains how to measure system superheat and subcooling for performance.

Service & Maintenance

Compressor Maintenance

Covers compressor operational sounds, replacement, and oil requirements.

Fuse Replacement Data

Lists replacement fuse types and sizes for various unit components.

Monthly Maintenance

Provides a checklist of routine monthly maintenance tasks for equipment.

Coil Cleaning

Details procedures for cleaning evaporator and condenser coils for efficiency.

Warranty and Liability Clause

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