Friedrich FPHSR36A3B - User Manual

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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 FPHSR36A3B

Service Manual94 pages

Questions and Answers

V
vanessa70Aug 31, 2025
Why is my Friedrich FPHSR36A3B's outdoor fan motor locked?
- R
  Rebekah HolmesAug 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.
N
npriceAug 30, 2025
What to do if my Friedrich Air Conditioner shows compressor shell temperature too high protection?
- A
  Ashley SantosAug 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.
K
Karen LeeAug 29, 2025
How to fix AC voltage higher or lower protection on a Friedrich FPHSR36A3B?
- J
  James LaraAug 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.
K
Karen HayesAug 28, 2025
Why does my Friedrich FPHSR36A3B show compressor exhaust temperature too high protection?
- R
  roachamberAug 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.
W
williamsdavidAug 27, 2025
What causes maximum current protection in my Friedrich Air Conditioner?
- T
  Terry CarpenterAug 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
Jasmine BellAug 27, 2025
What to do if my Friedrich FPHSR36A3B Air Conditioner has current overload protection?
- K
  kimberlycrossAug 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.
L
Leonard JordanAug 25, 2025
How to fix communication failure between indoor and outdoor unit of Friedrich FPHSR36A3B Air Conditioner?
- R
  Ronald GouldAug 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.
J
jrichmondAug 25, 2025
What to do about communication trouble between my Friedrich FPHSR36A3B's outdoor unit and driver?
- S
  Sandra ShermanAug 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.

Friedrich FPHSR36A3B Specifications

General

Cooling Capacity (BTU/h)	36000
Cooling Capacity (kW)	10.5
Heating Capacity (BTU/h)	36000
Heating Capacity (kW)	10.5
Voltage	208/230
Phase	1
SEER Rating	16
HSPF Rating	9.0
Refrigerant Type	R-410A
Operating Temperature Range (Cooling, °F)	0 to 115
Operating Temperature Range (Heating, °F)	5-75

Summary

Introduction to Friedrich Floating Air Pro

Important Safety Information

Essential safety guidelines for operating and servicing Friedrich air conditioning units.

Specifications for Friedrich Air Conditioners

Product Specifications 9 k and 12 k

Detailed technical specifications for 9,000 and 12,000 BTU cooling/heating units.

Capacities and Selection Data

Charts detailing cooling capacities and selection data based on system models.

Operation Guide for Friedrich Air Conditioners

Remote Control Functions

Explanation of the remote control buttons and their functions for operating the unit.

Installation Manual for Friedrich Air Conditioners

Indoor Unit Installation Steps

Step-by-step instructions for mounting and installing the indoor air conditioning unit.

Leak Check, Evacuation, and Charging

Procedure for performing triple evacuation and charging the refrigeration system.

R-410 A Sealed System Repair

Service Valves Appearance and Operation

Details on the appearance and proper shaft/service port operation of service valves.

Component Testing and Resistance Tables

Indoor Coil and Room Sensor Resistance

Printed Circuit Board Identification (Indoor)

Printed Circuit Board Identification (Outdoor)

Troubleshooting Guide

Diagnostic Codes for Outdoor Unit

List of diagnostic codes for outdoor unit failures and their root causes.

Troubleshooting Unit Not Running

Parts Catalog

115 V Indoor Unit Parts (9-12 K)

Limited Warranty Information

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