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Friedrich FPHFW12A3B - User Manual

Friedrich FPHFW12A3B
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1 PB
Service/ Parts Manual
Floating Air Pro-Premiere
Single Zone
96261401_01
Model Indoor Unit Outdoor Unit Voltage BTU
FPHW091 FPHSW09A1A FPHSR09A1A 115 9k
FPHW091A FPHSW09A1B FPHSR09A1A 115 9k WiFi
FPHW093 FPHFW09A3A FPHSR09A3A 208/230 9k
FPHW093A FPHFW09A3B FPHSR09A3A 208/230 9k WiFi
FRHW093 FRHSW09A3A FRHSR09A3A 208/230 9k
FRHW093A FRHSW09A3B FRHSR09A3A 208/230 9k WiFi
FPHW121 FPHSW12A1A FPHSR12A1A 115 12k
FPHW121A FPHSW12A1B FPHSR12A1A 115 12k WiFi
FPHW123 FPHFW12A3A FPHSR12A3A 208/230 12k
FPHW123A FPHFW12A3B FPHSR12A3A 208/230 12k WiFi
FRHW123 FRHSW12A3A FRHSR12A3A 208/230 12k
FRHW123A FRHSW12A3B FRHSR12A3A 208/230 12k WiFi
FPHW183 FPHFW18A3A FPHSR18A3A 208/230 18k
FPHW183A FPHFW18A3B FPHSR18A3A 208/230 18k WiFi
FPHW243 FPHFW24A3A FPHSR24A3A 208/230 24k
FPHW243A FPHFW24A3B FPHSR24A3A 208/230 24k WiFi
FPHW363 FPHSW36A3A FPHSR36A3A 208/230 36k
FPHW363A FPHSW36A3B FPHSR36A3A 208/230 36k WiFi
FPHW363B FPHSW36A3C FPHSR36A3B 208/230 36k WiFi

Table of Contents

Other manuals for Friedrich FPHFW12A3B

Preview: Service Manual
Service Manual94 pages

Questions and Answers

  • K
    Kelly HughesAug 31, 2025
    Why is my Friedrich Air Conditioner's outdoor fan motor locked?
    • D
      David MackAug 31, 2025
      The outdoor fan motor locked rotor protection in your Friedrich Air Conditioner may be triggered by: * A loose connection of the outdoor fan motor; you should secure the connection. * An obstruction blocking the outdoor fan; you should remove any obstructions. * A failed fan motor, in which case you should replace it. * A failed outdoor control board, in which case you should replace it.
  • D
    Debbie SandersAug 30, 2025
    What to do if my Friedrich FPHFW12A3B shows compressor shell temperature too high protection?
    • S
      Sean RobertsonAug 30, 2025
      If your Friedrich Air Conditioner displays compressor shell temperature too high protection, it may be because: * The compressor exhaust temperature sensor connector is loose; you should secure it. * The unit has low refrigerant; you should recharge the refrigerant.
  • R
    Rachael RiddleAug 29, 2025
    How to fix AC voltage higher or lower protection on a Friedrich Air Conditioner?
    • C
      Cathy BarnettAug 29, 2025
      AC voltage higher or lower protection on your Friedrich Air Conditioner can be caused by: * A supply voltage that is higher or lower than normal; you should correct the supply voltage. * An inner supply voltage of the unit that is higher or lower than normal; you should adjust the inner supply voltage.
  • S
    stephen95Aug 28, 2025
    Why does my Friedrich FPHFW12A3B Air Conditioner show compressor exhaust temperature too high protection?
    • S
      Shelley ValdezAug 28, 2025
      The compressor exhaust temperature too high protection in your Friedrich Air Conditioner might be due to: * A failed compressor exhaust temperature sensor, which would need replacement. * Low refrigerant in the unit, requiring a recharge.
  • A
    Anthony PhillipsAug 27, 2025
    What causes maximum current protection in my Friedrich Air Conditioner?
    • R
      Randy ThompsonAug 27, 2025
      Maximum current protection in your Friedrich Air Conditioner can be triggered by a short circuit. This could be in the outdoor control board, the drive board, or other components. It is suggested to replace the outdoor control board or drive board if they are short-circuited. Inspect and replace any other short-circuited components.
  • J
    johnruizAug 26, 2025
    What to do if my Friedrich FPHFW12A3B has current overload protection?
    • B
      benjamin59Aug 27, 2025
      If your Friedrich Air Conditioner is experiencing current overload protection, it could be due to: * The fan motor running abnormally, in which case you should check and repair the fan motor. * Dirty condenser and evaporator coils, so you should clean them. * Abnormal air inlet and outlet; ensure that they are unobstructed.
  • J
    Jessica WatkinsAug 25, 2025
    How to fix communication failure between indoor and outdoor unit of Friedrich Air Conditioner?
    • B
      Barbara ReidAug 26, 2025
      A communication failure between the indoor and outdoor units of your Friedrich Air Conditioner can occur for several reasons: * The communication cable connector may be loose; ensure it is securely connected. * The connection between the filter board and the terminal might be incorrect or loose; verify the connection is correct and secure. * The communication cable itself might be faulty and need replacement. * The connection between the filter board and the outdoor control board might be incorrect or loose; verify the connection is correct and secure. * A failure in the indoor control board, PFC board, power board, or outdoor control board could also be the cause, requiring replacement of the respective board.
  • E
    Erika BrownAug 25, 2025
    What to do about communication trouble between my Friedrich FPHFW12A3B Air Conditioner's outdoor unit and driver?
    • T
      Tara GreerAug 25, 2025
      Communication trouble between the outdoor unit and driver of your Friedrich Air Conditioner can be due to: * Loose connection wires; secure any loose connection wires. * A failed outdoor board or drive board; replace the outdoor board or drive board.

Summary

Introduction to Friedrich Air Conditioners

Understanding Product Safety and Identification

Friedrich Air Conditioner Specifications

Technical Specifications by Model

Detailed specs for 9k, 12k, 18k, 24k, and 36k models.

Operating Your Friedrich Air Conditioner

Remote Control and System Features

Installing Your Friedrich Air Conditioner

Unit Installation and Piping Procedures

Step-by-step guide for installing indoor and outdoor units, including piping.

Electrical, Wiring, and Refrigerant Handling

Instructions for power, wiring, leak checks, evacuation, and charging.

Final Checks and Operational Testing

Checklist for verifying installation and performing initial operation tests.

R-410 A Sealed System Repair Guide

Service Valve Usage and Refrigerant Handling

Testing Air Conditioner Components

Sensor Resistance and Component Tests

Printed Circuit Board Identification

Troubleshooting Friedrich Air Conditioners

Diagnostic Codes and Error Indicators

Explains error codes, LED displays, and common failure descriptions.

Fault Diagnosis and Resolution Guides

Step-by-step troubleshooting for common issues and fault isolation methods.

Wiring Diagrams for Friedrich Units

Wiring Diagram Lookup Table

Friedrich FPHFW12A3B Specifications

General IconGeneral
ModelFPHFW12A3B
Cooling Capacity12, 000 BTU
Voltage115V
Fan Speeds3
Operating Frequency60 Hz
RefrigerantR32
TypeWindow
Noise Level52 dB
Noise Level (High)54 dB

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