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Friedrich Breeze WFH36Z193C User Manual

Friedrich Breeze WFH36Z193C
129 pages
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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

Table of Contents

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Friedrich Breeze WFH36Z193C Specifications

General IconGeneral
Model NumberWFH36Z193C
BrandFriedrich
Product LineBreeze
TypeHeat Pump
Cooling Capacity (BTU/h)36000
Heating Capacity (BTU/h)36000
SEER Rating19
Phase1
Refrigerant TypeR-410A
EER12.5
Voltage208/230V

Summary

Introduction

Important Safety Information

General safety guidelines and hazard symbols for installation and service.

Important Safety Information Continued

Details on electrical hazards, explosion hazards, and safety warnings.

Personal Injury Or Death Hazards

Specific warnings about electrical hazards and personal protective equipment (PPE).

Personal Injury Or Death Hazards Continued

Hazards related to refrigeration system repair, mechanical aspects, and property damage.

Specifications

Product Specifications Outdoor Unit

Detailed technical specifications for outdoor units, including electrical and fan data.

Product Specifications Outdoor Unit Continued

Quantity per container, test conditions, and installation notes.

Product Specifications Indoor Unit

Technical specifications for indoor units, including power, coil, fan, and dimensions.

Product Specifications Indoor Unit Continued

Indoor unit test conditions, sound pressure, and installation notes.

Installation

Safety Precautions

Crucial safety warnings for installation, including electrical hazards and proper grounding.

Safety Precautions Continued

Additional safety instructions regarding electrical covers, wiring, and refrigerant handling.

Indoor Unit Caution Statements Continued

Further safety precautions, including Proposition 65 warnings and operational advice.

Indoor Unit Troubleshooting

Common troubleshooting steps for no operation or poor cooling/heating.

Indoor Unit Caution Statements

Safety notices for installation, emphasizing grounding and proper electrical connections.

Indoor Unit Refrigerant Piping

Requirements for pipe material and connection procedures for refrigerant piping.

Test Run Procedures

Procedures and precautions for performing the post-installation test run.

Refrigerant Piping Requirements

Requirements for pipe material, dimensions, and maximum length.

Refrigerant Piping Work

Steps for cutting, burring, and connecting copper pipes for refrigerant lines.

Leak Check, Evacuation, and Charging (Triple Evacuation)

Flowchart detailing the triple evacuation process for the refrigerant system.

Test Run

Final checks and operational procedures for the test run, including compressor protection.

Operation

Troubleshooting

Normal Malfunction Troubleshooting

Common troubleshooting scenarios like no start-up, frequent stops, poor performance, and water leakage.

Diagnostic Codes Outdoor Unit

Table of fault codes for outdoor units, their descriptions, and possible causes/solutions.

Diagnostic Codes Outdoor Unit Continued

More outdoor unit diagnostic codes, including IPM and 4-way valve faults.

Overload Protection Troubleshooting

Troubleshooting for overload conditions in cooling and heating modes.

Diagnostic Codes Drive Faults 24-36k

Explanation of fault codes displayed via LED lamps and 7-segment display for 24-36k units.

Diagnostic Codes Drive Faults 24-36k Continued

Detailed table of drive faults, reasons, and troubleshooting steps for 24-36k units.

Diagnostic Codes Outdoor Unit Sensor Faults

Diagnostic codes related to sensor faults and unit turn-off conditions.

Test Refrigeration System Cooling Mode

Flowchart for testing the refrigeration system in cooling mode, including superheat checks.

Test Refrigeration System Heating Mode

Flowchart for testing the refrigeration system in heating mode, including pressure checks.

Components Testing

R-410A Refrigerant System Repair

General Information and Safety

General safety warnings and information about R-410A refrigerant systems.

Compressor Replacement Procedures

Procedures for replacing a compressor, including safety and testing steps.

Compressor Replacement Burnout Procedure

Specific steps for compressor replacement following a burnout, including system flushing.

Method of Triple Evacuation

Detailed procedure for the triple evacuation process of the refrigerant system.

Refrigerant Charging

Instructions on how to weigh and charge refrigerant, including additional charge calculation.

Wiring Diagrams

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