Friedrich ZStar ZQ05A10B User Manual

27 pages

To Next Page

To Next Page

Page #1 background image

Loading...

Page #1 background image

Room Air Conditioner

Service and Parts

Manual

ZStar

TM

ZQ05 / ZQ07 (4-04)

Questions and Answers:

D
davidsoncolleenAug 2, 2025
How to troubleshoot ineffective cooling on a Friedrich Air Conditioner?
- F
  Frank SanchezAug 2, 2025
  If your Friedrich Air Conditioner is running but not cooling effectively, consider the following: * Check the outdoor coil and clean the condenser. * Evaluate the heat load (heat exchanger) and increase fan operation. * Check for gas leakage and repair the leak. * Check the inside gas pressure and adjust the refrigerant charge. * If the unit is beyond repair, consider replacing it. * If there is a malfunction of the compressor, consider replacing the compressor. * A satisfactory temperature difference between inlet and outlet air should be 55~59°F (13~15°C).
G
Gina RiceAug 25, 2025
What to do if the compressor cycles on overload in my Friedrich ZStar ZQ05A10B Air Conditioner?
- D
  Donald NguyenAug 25, 2025
  If the compressor in your Friedrich Air Conditioner is cycling on overload, here's what you should check: * **Voltage:** Verify that the voltage is within the specified limits. If it's not, contact an electrician. * **Overload:** Inspect the overload (if it's externally mounted). Replace it if it's open. If the compressor temperature is high, remove the overload, let it cool, and then retest it.

Friedrich ZStar ZQ05A10B Specifications

General

Cooling Capacity	5, 000 BTU
Coverage Area	150 sq. ft.
Voltage	115V
Operating Frequency	60 Hz
Refrigerant	R-32

Summary

Operation and Safety Guidelines

Safety Precautions and Testing

Outlines safety precautions and details the insulation resistance testing procedure for the unit.

Disassembly Instructions - Mechanical Parts

Front Grille and Cabinet Disassembly

Covers the disassembly of the front grille and the main cabinet of the unit.

Control Board Disassembly

Details the removal of the control board assembly from the unit.

Disassembly Instructions - Air Handling Parts

Air Guide Upper Disassembly

Orifice, Fan, and Shroud Removal

Disassembly Instructions - Motor and Electrical Parts

Motor and Air Guide Disassembly

Overload Protector Disassembly

Disassembly Instructions - Electrical Controls

Capacitor and Thermostat Disassembly

Rotary Switch Disassembly

Disassembly Instructions - Power Cord and Refrigerant System

Power Cord Removal

Condenser and Evaporator Removal

Disassembly Instructions - Refrigerant Tube and Notes

Capillary Tube Replacement Procedure

Installation Procedures

Mounting and Securing the Unit

Electrical Data and Troubleshooting Introduction

Electrical Data and Extension Cord Use

Troubleshooting Guide - Cooling and Starting Issues

Ineffective Cooling Troubleshooting

Offers a guide to diagnose and resolve common problems with the air conditioner's cooling performance.

Failure to Start Troubleshooting

Details troubleshooting steps for issues related to the unit failing to start or start properly.

Troubleshooting - Motor and Compressor Performance

Fan Motor Performance Issues

Covers common issues with the fan motor, including not running, not rotating, and noise.

Compressor Performance and Overload Issues

Addresses problems with the compressor, such as not running, cycling on overload, and noise.

Service Information and Parts

Circuit Diagram and Component Identification

Exploded View and Service Parts List

Related product manuals

Friedrich ZCP12SA

Friedrich ZoneAir P-12

Preview: Friedrich ZoneAire P12B

Friedrich ZoneAire P12B

Preview: Friedrich ZoneAire P09B

Friedrich ZoneAire P09B

Preview: Friedrich ZoneAire P09A

Friedrich ZoneAire P09A

Friedrich ZoneAire PH14B

Preview: Friedrich ZoneAir P09B-A

Friedrich ZoneAir P09B-A

Preview: Friedrich ZoneAire Compact P08S

Friedrich ZoneAire Compact P08S

Friedrich ZoneAire Compact P10S

Preview: Friedrich ZoneAire Compact P08SA

Friedrich ZoneAire Compact P08SA

Friedrich ZoneAire Compact P12SA