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Trane CLCH-IM-16A User Manual

Trane CLCH-IM-16A
71 pages
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Part No. X39640516-01
Since the Trane Company has a policy of continuous product improvement, it reserves the right to change
specifications and designs without notice. The installation and servicing equipment referred to into this book-
let should be done by qualified experienced technicians.
Installation CLCH-IM-16A
and
Maintenance
Manual
Library Service Literature
Product Section Air Handling
Product Central Station Air Handlers
Model T-Series Climate Changer
Literature Type Installation/Maintenance
Sequence 2
Date March 1999
File No. CLCH-IM-16A 3/99
T-Series Climate
Changer
®
Central
Station Air Handlers
Draw-Thru and Blow-Thru Unit Sizes 3, 6, 8, 10, 12, 14, 17, 21, 25, 30,
35, 40, 50, 66, 80, and 100
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Trane CLCH-IM-16A Specifications

General IconGeneral
BrandTrane
ModelCLCH-IM-16A
CategoryAir Conditioner
LanguageEnglish

Summary

General Information

Unit Description

Describes the Trane T-Series Climate Changers as central station air handlers for various applications.

Operating Environment

Details acceptable ambient temperature range and considerations for outdoor air handlers.

Unit Nameplates

Explains the information found on the section nameplates, including serial and model numbers.

Controls

Wiring Sizes and Connections

Covers field installation of high and low voltage wiring through connections in the unit base.

Factory Mounted Controls

Overviews optional factory-mounted controls like PCM, motor starters, and VFDs for the units.

Receiving

Inspection

Lists steps for inspecting unit components for damage and completeness upon arrival.

Resolving Shipping Damage

Provides instructions for reporting and handling shipping damage claims to the carrier and representative.

Storage Considerations

General

Offers general guidance on protecting equipment during storage before installation.

Long Term Storage

Details periodic checks and maintenance required for long-term storage of the units.

Rigging and Handling

Determine Unit Weights

Explains how to estimate equipment weight and center of gravity using provided tables.

Lifting Instructions

Provides guidance on safely lifting units, sections, hoods, and pipe chases.

Installation

Service Clearances

Details recommended service access clearances for various fan types and unit components.

Unit Assembly

Covers the process of assembling unit sections, including hardware and mounting procedures.

Set-Up

Details component setup like dampers, rods, operators, and settings for proper operation.

Periodic Maintenance

After 48 Hours Operation

Instructions for re-adjusting belts after initial operation to account for permanent stretch.

Weekly

Guidance for weekly checks of unit running condition and unusual noise.

Every Month

Monthly maintenance tasks including air filter checks and relubrication.

Every Three to Six Months

Maintenance tasks performed every 3-6 months, like bearing checks and sheave alignment.

Every Year

Annual maintenance includes unit casing inspection, fan cleaning, and drain pan checks.

Troubleshooting

Bearing is excessively hot

Addresses symptoms and causes for hot bearings, recommending cooling and lubrication checks.

Motor fails to start

Covers probable causes like blown fuses or improper wiring when the motor fails to start.

Motor stalls

Explains reasons for motor stalling, such as low voltage or overload, and recommended actions.

Excessive vibration

Discusses causes of excessive vibration, including alignment and shipping spacers, and solutions.

Motor runs and then dies down

Troubleshoots motors that start then stop, often due to voltage issues or overload.

Motor does not come up to speed

Addresses motors not reaching proper speed, likely due to wiring or overload issues.

Motor overheats

Explains causes of motor overheating, such as dirt or loose mounting bolts, and corrective actions.

Excessive motor noise

Identifies causes of excessive motor noise, like rigid couplings or worn bearings, and suggests fixes.

Rapid motor bearing wear

Discusses causes of rapid bearing wear, such as overhung load or small sheave, and solutions.

Loose fan belt

Addresses issues with loose fan belts, including poor positioning or worn belts, and adjustment steps.

Shorter belt life

Explains factors leading to shorter belt life, like worn sheaves or misalignment, and replacement advice.

Bearing noise

Troubleshoots bearing noise issues, often related to poor alignment or inadequate lubrication.

Low coil capacity (Chilled water)

Diagnoses low capacity in chilled water coils due to airflow, water temp, or bypass issues.

Low coil capacity (Refrigerant)

Addresses low capacity in refrigerant coils, often caused by blocked tubes, airflow, or expansion valve issues.

Drain pan is overflowing

Discusses causes of overflowing drain pans, such as plugged lines or improper trap design.

Standing water in drain pan

Explains how to address standing water in drain pans, related to leveling or trap design.

Excess dirt in unit

Identifies excess dirt as a cause for issues, often related to filter bypass.

Mold inside air handler

Addresses mold issues, typically caused by standing water or filter bypass, and cleaning procedures.

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