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Aprilaire
Humidifier

Model # 350 Official Aprilaire humidifier

Here are the diagrams and repair parts for Official Aprilaire 350 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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Showing 10 of 31 parts  |
Wick Pad 35
#3

Model 350 diagram

Wick pad

Part #35

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

Humidistat 4258
#28

Model 350 diagram

Humidistat

Part #4258

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

Baffle 4185
#7

Model 350 diagram

Baffle

Part #4185

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

Screws And Clips (not Shown) 4203
#29

Model 350 diagram

Screws and clips (not shown)

Part #4203

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

Frame 4206
#1

Model 350 diagram

Frame

Part #4206

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

Adapter 4201
#26

Model 350 diagram

Adapter

Part #4201

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

Bracket 4202
#27

Model 350 diagram

Bracket

Part #4202

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

Support 4200
#25

Model 350 diagram

Support

Part #4200

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

Bracket 4190
#12

Model 350 diagram

Bracket

Part #4190

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

Stainer 4004
#20

Model 350 diagram

Stainer

Part #4004

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

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