Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Biotech
Air Purifier

Model # 750 Official Biotech electronic air cleaner

Here are the diagrams and repair parts for Official Biotech 750 electronic air cleaner, 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 40 parts  |
Led Holder CDL0002
#38

Functional replacement parts diagram

Led holder

Part #CDL0002

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

Motor 3 Spd EME0001
#7

Functional replacement parts diagram

Motor 3 spd

Part #EME0001

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

Filter Cover PCC0704
#1

Functional replacement parts diagram

Filter cover

Part #PCC0704

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

Cable Tie HCT0002
#6

Functional replacement parts diagram

Cable tie

Part #HCT0002

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

Red Lamp ELN0002
#14

Functional replacement parts diagram

Red lamp

Part #ELN0002

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

Green Led CDL0001
#11

Functional replacement parts diagram

Green led

Part #CDL0001

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

Screw FSS0603
Screw

Part #FSS0603

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

Heater EHE0001
#27

Functional replacement parts diagram

Heater

Part #EHE0001

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

Screw FSS0675
#21

Functional replacement parts diagram

Screw

Part #FSS0675

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

Cable Tie HCT0001
#37

Functional replacement parts diagram

Cable tie

Part #HCT0001

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

Symptoms for top-mount refrigerators

Why is there water in the bottom of the fridge under vegetable drawers?

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Read more

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for top-mount refrigerators

How to Replace the Water Filter in a GE Refrigerator

How to Replace the Water Filter in a GE Refrigerator

See how to install the water filter on your GE refrigerator, no matter the filter type or refrigerator style.…

Read more
How to Replace the Water Filter in a Maytag Refrigerator

How to Replace the Water Filter in a Maytag Refrigerator

No matter what style Maytag refrigerator you have, we can walk you through replacing the water filter.…

Read more
How to Replace the Water Filter in a Frigidaire Refrigerator

How to Replace the Water Filter in a Frigidaire Refrigerator

No matter what style Frigidaire refrigerator you own, we can help you replace the water filter.…

Read more

Parts & More