Amana
Room Air Conditioner

Model #12-3JH/P54390-77R Official Amana portable room air conditioner - compact series

Here are the diagrams and repair parts for Amana 12-3JH-P54390-77R portable room air conditioner - compact series, 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.

    Showing 10 of 137 parts

    Screw#25

    Interior parts (12-3jh/p54390-77r) (12-3jh/p54390-92r) Diagram

    Screw

    Part #M0211018
    Replaced by #M0211018
    ?
    Manufacturer substitution
    This part replaces M0211018. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.39 | 
    19% OFF 
    Phone Price: $5.39
    Refrigerator Screw

    #NI

    All parts Diagram

    Screw

    Part #M0211029
    Replaced by #WP4312464
    ?
    Manufacturer substitution
    This part replaces M0211029. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.33
    Refrigerator Nut#149B

    New automatic mount (106-2j/p54390-78r) (106-2jh/p54390-79r) (109-3j/p54390-80r) (109-5g-1/p54390-81r) (109-5j/p54390-81r) (109-5jh/p54390-82r) (109-2j/p54390-83r) (109-2gm/p54336-38r) (109-2jm/p54336-38r) (109-2gh/p54390-84r) (109-2jh/p54390-84r) Diagram

    Grommet

    Part #M0282015
    Replaced by #WP487939
    ?
    Manufacturer substitution
    This part replaces M0282015. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.39 | 
    19% OFF 
    Phone Price: $5.39
    Nut#169

    New automatic mount (106-2j/p54390-78r) (106-2jh/p54390-79r) (109-3j/p54390-80r) (109-5g-1/p54390-81r) (109-5j/p54390-81r) (109-5jh/p54390-82r) (109-2j/p54390-83r) (109-2gm/p54336-38r) (109-2jm/p54336-38r) (109-2gh/p54390-84r) (109-2jh/p54390-84r) Diagram

    Nut

    Part #M0282009
    Replaced by #M0282009
    ?
    Manufacturer substitution
    This part replaces M0282009. Substitute parts can look different from the original.
    In Stock
    $12.49
    Screw

    #NI

    All parts Diagram

    Screw

    Part #M0211016
    Replaced by #M0211016
    ?
    Manufacturer substitution
    This part replaces M0211016. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $3.40
    Screw#75A

    Interior parts (12-3jh/p54390-77r) (12-3jh/p54390-92r) Diagram

    Screw

    Part #M0212517
    Replaced by #WPW10253196
    ?
    Manufacturer substitution
    This part replaces M0212517. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $5.09 | 
    16% OFF 
    Phone Price: $6.09
    Adjusting Screw#152B

    New automatic mount (106-2j/p54390-78r) (106-2jh/p54390-79r) (109-3j/p54390-80r) (109-5g-1/p54390-81r) (109-5j/p54390-81r) (109-5jh/p54390-82r) (109-2j/p54390-83r) (109-2gm/p54336-38r) (109-2jm/p54336-38r) (109-2gh/p54390-84r) (109-2jh/p54390-84r) Diagram

    Adjusting screw

    Part #M0200101

    The manufacturer no longer makes this part, and there's no substitute part

    Angle Support

    #NI

    All parts Diagram

    Angle support

    Part #B5127103

    The manufacturer no longer makes this part, and there's no substitute part

    Thermostat#46B

    Interior parts (12-3jh/p54390-77r) (12-3jh/p54390-92r) Diagram

    Thermostat

    Part #B4795302

    The manufacturer no longer makes this part, and there's no substitute part

    SCREEN, THUMB

    See All Related Diagrams

    Screen, thumb

    Part #M0234539

    The manufacturer no longer makes this part, and there's no substitute part

    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.