Friedrich Breeze WFPU18Z483C User Manual

1 PB
Service Manual
96162000_02
Friedrich Breeze™ Series
Mini Split Ducted Heat Pumps
Breeze
TM
208/230 VOLT
Outdoor Unit WFPU17Z243C (24K), WFPU18Z363C (36K),
WFPU18Z483C (48K) , WFPU17Z603C (60K)
Indoor Unit WFH24Z193C (24K), WFH36Z193C (36K),
WFH48Z223C (48K), WFH60Z223C (60K)
THE EXPERTS IN ROOM AIR CONDITIONING

Friedrich Breeze WFPU18Z483C Specifications

General

Refrigerant Type	R-410A
Voltage	208/230V
Phase	1
Compressor Type	Inverter
Amperage Cooling	7.5 A
Sound Level (High)	46 dB
Cooling Capacity	18, 000 BTU

Summary

Introduction and Safety Precautions

Important Safety Information

Personal Injury Or Death Hazards

Hazards related to electrical shock, mechanical parts, fire, and water damage.

Product Specifications

Installation Procedures

Installation Safety Precautions

General and specific safety precautions for system installation.

Indoor Unit Installation Details

Outdoor Unit Installation Procedures

Refrigerant Piping and System Testing

Piping requirements, airtight test, and system evacuation/charging.

Test Run Procedures

Final checks and procedures for conducting a test run of the installed system.

Operation and Field Settings

Troubleshooting and Diagnostics

Normal Malfunctions

Outdoor Unit Diagnostic Codes

Fault codes for outdoor unit sensors, pressure switches, IPM, and communication issues.

Drive Fault Codes

Explanation of fault codes displayed by LED lamps and 7-segment displays for drive faults.

Refrigeration System Testing

Flowcharts for testing the refrigeration system in cooling and heating modes.

Component Testing and Disassembly

Testing Major Components

R-410A Refrigerant System Repair

General Information and System Issues

Compressor and Valve Replacement

Procedures for compressor replacement and replacing the reversing valve.

TXV Replacement and Evacuation

Steps for TXV replacement and the triple evacuation process.

Refrigerant Charging

Wiring Diagrams

Indoor Unit Wiring

Outdoor Unit Wiring Diagrams