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McQuay PEH079

McQuay PEH079
24 pages
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SINGLE COMPRESSOR CENTRIFUGAL CHILLERS
PEH/PHH
050,063,079,087,100,126
13600 Industrial Park Blvd.. P.O. Box 1551, Minneapolis, MN 55440
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McQuay PEH079 Specifications

General IconGeneral
ModelPEH079
CategoryChiller
Cooling Capacity79 tons
Refrigerant TypeR-134a
Height78 in
Length120 in
Voltage460V

Summary

STARTUP, OPERATION, AND SHUTDOWN

Preliminary Checks Before Starting

Lists essential pre-operation checks to ensure chiller readiness.

Starting the Chiller

Provides the procedure for safely starting the centrifugal chiller.

CONTROL CENTER AND ADJUSTMENTS

Adjustments and Calibration

Guides on calibrating current limit, temperature, ramp-up, pulse rate, and vane speed.

PROTECTIVE CONTROLS AND TROUBLESHOOTING

Protective Control Functions

Explains safety systems and safety control reset procedures.

Troubleshooting Guide

Provides detailed steps for diagnosing and resolving common chiller operational issues.

REFRIGERANT AND WARRANTY INFORMATION

Refrigerant Charging and Valves

Covers refrigerant charging, pressure relief valve replacement, and warranty details.

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