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Carrier 50ZH User Manual

Carrier 50ZH
8 pages
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A Guide to Operating and
Maintaining Your Heat
Pump Unit
NOTE TO INSTALLER:
This manual should be left with the equipment owner.
Before performing recommended maintenance, be sure
main power switch to unit is turned off. Electrical shock
could cause personal injury.
Model 50ZH Packaged Heat Pump Unit
50ZH
Single-Package Heat Pump Units
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4
Tab 5a 5a
PC 111 Catalog No. 535-055 Printed in U.S.A. Form 50ZH-1SO Pg 1 4-96 Replaces: New

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Carrier 50ZH Specifications

General IconGeneral
Model Number50ZH
CategoryHeat Pump
Refrigerant TypeR-410A
Voltage208/230V
Phase1

Summary

Welcome and Important Facts

Key Facts for Homeowners

Essential information on heat pump operation, filter checks, airflow, and thermostat use.

Operating Your Heat Pump

Thermostat Controls and Modes

Understanding thermostat settings for cooling, heating, fan, and auto modes.

Supplementary Heat Usage

Information on electric resistance heat and emergency heat activation.

Heat Pump Cycle Operations

Cooling Cycle Details

How the unit operates in cooling mode and factors affecting performance.

Heating and Defrost Cycles

Explanation of heating mode, automatic defrost, and emergency heat.

Routine Maintenance and Troubleshooting

Air Filter Maintenance

Procedure for checking, cleaning, or replacing the air filter.

Pre-Service Call Checks

Troubleshooting steps to resolve common issues before contacting a technician.

Dealer Recommended Services

Overview of essential annual inspections and maintenance by a qualified technician.

Unit Support and Records

Proper Unit Installation Support

Guidance on ensuring the unit is level for condensate drainage.

Recording Unit Information

Section for logging key model and serial numbers for future reference.

Warranty Information

Extended Protection Warranty Terms

Details on the one-year limited and four-year compressor warranties.

Warranty Limitations and Exclusions

Understanding what the warranty covers and what it excludes.

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