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McLean ProAir CR43 User Manual

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INSTRUCTION MANUAL FOR:
ProAir CR43
McLean Thermal
11611 Business Park Blvd. N Champlin, MN 55316
Tel: 763-323-8200 Fax: 763-576-3200
www.mcleanthermal.com
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McLean ProAir CR43 Specifications

General IconGeneral
BrandMcLean
ModelProAir CR43
CategoryAir Conditioner
LanguageEnglish

Summary

Receiving the Air Conditioner

Handling and Testing the Air Conditioner

Installation

Inspect Air Conditioner

Verify unit functionality before mounting.

Prepare Enclosure Openings

Prepare air inlet/outlet openings and mounting holes.

Install Gaskets

Apply provided gaskets to the air conditioner.

Mount Unit to Enclosure

Secure the unit to the enclosure using bolts and washers.

Connect Power Supply

Connect the power cord to a properly grounded supply.

Automatic Temperature Controller Adjustment

Controller is factory preset and usually needs no adjustment.

System Controls

Level I Temperature Controller

Adjusting the internal temperature controller.

Level II and III Temperature Controller

Front panel controllers, programmable for custom applications.

Principles of Operation

Maintenance

Compressor Maintenance

Compressor requires no maintenance; hermetically sealed and lubricated.

Inlet Air Filter Maintenance

Proper maintenance ensures normal operation and prevents overheating.

Inlet Air Filter Removal and Cleaning

Instructions on how to remove, clean, and install the air filter.

Condenser and Evaporator Blowers

Blower motors require no maintenance; lubricated for life.

Refrigerant Loss

Information on refrigerant leaks and professional recharging.

Troubleshooting

Basic Troubleshooting Checklist

A step-by-step guide to diagnose and resolve common issues.

Unit Won't Cool

Possible causes for the unit not cooling effectively.

Compressor Start Issues

Causes for the compressor trying to start but failing.

Unit Blows Breakers

Potential reasons for the unit tripping circuit breakers.

Water in Enclosure

Causes for water accumulation within the enclosure.

McLean Thermal Warranty

Warranty Conditions

Conditions for the warranty to be effective, including voltage and temperature limits.

Filter Fan Package Warranty

Specific warranty details for filter fan packages.

Warranty Exclusions

Items and conditions not covered by the manufacturer's warranty.

Warranty Claims Process

Procedure for returning defective parts or seeking repair.

Disclaimer and Liability

Limitation of liability and responsibilities.

Hold Harmless Clause

Indemnification agreement regarding patent infringement claims.

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