Comfort-Aire
Room Air Conditioner

Model #RAD-81A Official Comfort-Aire room air conditioner

Here are the diagrams and repair parts for Comfort-Aire RAD-81A room air conditioner, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

    Showing 10 of 38 parts

    Room Air Conditioner Condenser Fan Blade#359011

    Room a/c Diagram

    In Stock
    $26.80 | 
    16% OFF 
    Phone Price: $31.80
    Room Air Conditioner Air Filter#159830

    Room a/c Diagram

    Room air conditioner air filter

    Part #5231A20004A
    Replaced by #5231A20004S
    ?
    Manufacturer substitution
    This part replaces 5231A20004A. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.03 | 
    11% OFF 
    Phone Price: $9.03
    Room Air Conditioner Fan Blade Clamp#W48602

    Room a/c Diagram

    Room air conditioner fan blade clamp

    Part #3H02932B
    This item is not returnable
    In Stock
    $3.57 | 
    22% OFF 
    Phone Price: $4.57
    Room Air Conditioner Thermistor#263230

    Room a/c Diagram

    Room air conditioner thermistor

    Part #6323A20003S
    This item is not returnable
    In Stock
    $8.03 | 
    11% OFF 
    Phone Price: $9.03
    Room Air Conditioner Fan Motor Capacitor#W0CZZ

    Room a/c Diagram

    In Stock
    $27.13 | 
    16% OFF 
    Phone Price: $32.13
    Tube Assembly#552111

    Room a/c Diagram

    Tube assembly

    Part #5211A30260B
    In Stock
    $9.00
    Control Box#249950

    Room a/c Diagram

    Control box

    Part #4994A10007A
    In Stock
    $25.23
    Orifice#349480

    Room a/c Diagram

    Orifice

    Part #4948A30007B
    This item is not returnable
    In Stock
    $5.97
    Motor Mount#349600

    Room a/c Diagram

    Motor mount

    Part #4960A20014A
    In Stock
    $16.00
    Room Air Conditioner Compressor Overload Protector#567502

    Room a/c Diagram

    Room air conditioner compressor overload protector

    Part #6750U-L048A
    This item is not returnable
    In Stock
    $20.49

    Articles and videos common to all room air conditioners

    August 11, 2022

    Tapping into a new feature in the Search Bar on Sears PartsDirect

    By Lyle Weischwill

    Learn about a new feature added to the Search Bar on Sears PartsDirect

    December 28, 2021

    How to tell if a fuse is blown

    By Lyle Weischwill

    Learn how to tell whether a fuse is blown

    September 26, 2019

    Keeping your smart appliances secure from hackers

    By Lyle Weischwill

    Find out how to protect your smart appliances from malevolent invasions by hackers.