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Friedrich WallMaster WS08 - User Manual

Friedrich WallMaster WS08
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Installation and Operation Manual
Air Conditioners and Heat Pumps
115-Volt: WS08, WS10, WS14
230-Volt: WS10, WS13, WS16, WE10, WE13, WE16, WY10, WY13
Thru-the-wall
920-007-13 (8-07)
Temp/Hour
C
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Fan
Speed
Mode
P
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Timer
On/Off
Set
Hour
72

Questions and Answers

  • J
    Jordan MayerJul 30, 2025
    How to fix Friedrich Air Conditioner that won't cool?
    • A
      alaneJul 30, 2025
      If your Friedrich Air Conditioner isn't cooling, there are a few things you can check: * First, make sure the thermostat is set to a cooler setting. * Second, inspect the filter and clean it thoroughly if it's dirty. * Third, check if the vent door is closed. * Finally, ensure the chassis seal gasket is properly installed.
  • S
    Stacy HolmesAug 3, 2025
    What to do if my Friedrich Air Conditioner won’t run?
    • J
      Jamie WrightAug 3, 2025
      If your Friedrich Air Conditioner won’t run, here are a few things you can check: * Make sure the power cord is firmly plugged in. * Inspect for blown fuses, tripped circuit breakers, or a tripped LCDI Device. * If you find a blown fuse, replace it with a proper size "TIME-DELAY" fuse, or restore the circuit breaker. After restoring power, remember to wait three minutes before attempting to restart the unit.
  • S
    Shawn PowersAug 7, 2025
    How to fix a Friedrich Air Conditioner that won't cool?
    • J
      John DavisAug 7, 2025
      If your Friedrich Air Conditioner is not cooling, try the following: * Adjust the thermostat to a cooler setting to ensure the control settings are correct. * Inspect the filter and clean it thoroughly if necessary. * Make sure the vent door is open.
  • K
    Kimberly RobertsAug 11, 2025
    Why is the indoor coil frosting on my Friedrich Air Conditioner?
    • C
      Cheryl LeeAug 11, 2025
      Frosting of the indoor coil in your Friedrich Air Conditioner can occur due to a dirty filter or restricted air distribution, especially in cool, damp weather. To resolve this, set the control to FAN and keep it running until the frost on the coil disappears.
  • D
    David HarrisAug 15, 2025
    How to troubleshoot a Friedrich Air Conditioner that won't heat?
    • J
      Jose SchroederAug 15, 2025
      If your Friedrich Air Conditioner (heat/cool model) isn't heating, first verify that the control settings are correct. Also, check the filter to ensure it is clean.
  • A
    Angela MorganAug 19, 2025
    Why is my Friedrich WallMaster WS08 not heating?
    • E
      Erika RobinsonAug 19, 2025
      If your Friedrich Air Conditioner (heat/cool model) won’t heat, try the following: * Verify the control settings are correct. * Inspect the filter and clean it if needed.
  • N
    nscottAug 25, 2025
    What to do if my Friedrich WallMaster WS08 Air Conditioner won't run?
    • S
      sherri49Aug 25, 2025
      If your Friedrich Air Conditioner isn't running, try the following: 1. Ensure the power cord is firmly plugged into the outlet. 2. Check for any blown fuses, tripped circuit breakers, or a tripped LCDI device. 3. Restore the circuit breaker or replace any blown fuses with a proper size 'TIME-DELAY' fuse. 4. After restoring power, wait three minutes before attempting to restart the unit.

Summary

How to Operate Your Friedrich Room Air Conditioner

Basic Operation Controls

Starting the unit, setting mode, temperature, and fan speed.

Advanced Operation Features

Using Smart Fan, Money Saver, timer, and clock functions.

Automatic Component Protection

Using the Remote Control

Remote Operation Basics

Starting, setting mode, temperature, and fan speed via remote.

Remote Clock Setting

Setting the current time on the unit using the remote control.

How to Clean the Air Filter

How to Change Airflow Direction

How to Cover Inner Weather Panel Holes

Electrical Requirements

Never Use an Extension Cord

Power Cord Information

Testing the Power Supply Cord

Procedure to test the Leakage Current Detection Interrupter (LCDI) on the power cord.

Troubleshooting Tips and Home Maintenance

Common Operational Issues

Diagnosing and resolving problems like no cooling, no heat, or unit not running.

Coil and Front Panel Maintenance

Addressing indoor coil frosting and cleaning the decorative front.

WallMaster Heat Pump Operation Notes

Installation Instructions for WSC Sleeve

Mounting Hardware Provided

Lists the screws included for sleeve installation.

Wall Preparation

Guidelines for preparing the wall opening for sleeve installation.

Installation Requirements

Sleeve Installation

WallMaster Chassis Installation Instructions for WS, WE and WY Models (WSC-A Sleeve)

WallMaster Chassis Installation Instructions for WS, WE and WY Models (WSC-B Sleeve)

Condensate Removal (WS, WE and WY Models)

Alternate Drain Kits

DK (Drain Kit)

Information on an optional kit for draining condensate in cold weather.

IDK (Interior Drain Kit)

Details on a kit for new construction condensate drainage.

WALLMASTER Thru-the-Wall Air Conditioners Limited Warranty

Warranty Coverage Periods

Details warranty terms for the first year and the sealed refrigeration system.

Warranty Terms & Conditions

Covers applicability, limitations, exclusions, and proof of purchase.

Your Personal Warranty Registration Record

Friedrich WallMaster WS08 Specifications

General IconGeneral
Energy Efficiency Ratio (EER)9.7
RefrigerantR-410A
Weight64 lbs
Cooling AreaUp to 350 sq. ft.
Noise Level (High)52 dB
Cooling Capacity8, 000 BTU
Voltage115 V
Power Supply115V/60Hz

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