Janitrol
Central Air Conditioner

Model # WH-12-1 Official Janitrol ductless split-system air conditioner

Here are the diagrams and repair parts for Official Janitrol WH-12-1 ductless split-system 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.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 36 parts  |

Evaporator Cover B11000-29
#24

Functional replacement parts diagram

Evaporator cover

Part #B11000-29

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

Bracket Wall B11000-04
#4

Functional replacement parts diagram

Bracket wall

Part #B11000-04

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

Plastic Uppe B11000-02
#2

Functional replacement parts diagram

Plastic uppe

Part #B11000-02

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

Housing B11000-05
#5

Functional replacement parts diagram

Housing

Part #B11000-05

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

Evaporator Shield Right B11000-41
#32

Functional replacement parts diagram

Evaporator shield right

Part #B11000-41

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

Left End Cover B11000-08
#8

Functional replacement parts diagram

Left end cover

Part #B11000-08

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

Air Conditioner Blower Wheel B11000-18
#16A

Functional replacement parts diagram

Air conditioner blower wheel

Part #B11000-18

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

Plastic Lowe B11000-17
#15

Functional replacement parts diagram

Plastic lowe

Part #B11000-17

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

Fan Motor (6 B11000-25
#21B

Functional replacement parts diagram

Fan motor (6

Part #B11000-25

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

Filter Supporter Plastic B11000-36
#27

Functional replacement parts diagram

Filter supporter plastic

Part #B11000-36

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

Main causes: bad control console, wiring failure, bad motor control board…

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

Main causes: faulty sensors, wiring failure, bad control console…

Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

Repair difficulty
Time required
 45 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your treadmill.

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…