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Aprilaire
Humidifier

Model # 220 Official Aprilaire humidifier

Here are the diagrams and repair parts for Official Aprilaire 220 humidifier, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 22 parts  |
Transformer 4010
#9

Model 220 diagram

Transformer

Part #4010

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

Wick Pad 10
#7

Model 220 diagram

Wick pad

Part #10

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

Stainer 4004
#17

Model 220 diagram

Stainer

Part #4004

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

Compression Fitting And Strainer (6) 4003
#3

Model 220 diagram

Compression fitting and strainer (6)

Part #4003

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

Lower Housing 4048
#13

Model 220 diagram

Lower housing

Part #4048

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

Upper Housing 4045
#12

Model 220 diagram

Upper housing

Part #4045

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

Compression Fitting (6) 4002
#2

Model 220 diagram

Compression fitting (6)

Part #4002

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

Water Distribution Pan Cover 4043
#11

Model 220 diagram

Water distribution pan cover

Part #4043

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

Tube 4041
#6

Model 220 diagram

Tube

Part #4041

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

Retainer 4052
#15

Model 220 diagram

Retainer

Part #4052

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

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