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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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ALL PARTS
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

Valve Sadd 4001
#24

Model 350 diagram

Valve sadd

Part #4001

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

Distribution Tray Coated 4182
#4

Model 350 diagram

Distribution tray coated

Part #4182

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

Valve-sol 4255
#13A

Model 350 diagram

Valve-sol

Part #4255

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

Valve Sole 4191
#13B

Model 350 diagram

Valve sole

Part #4191

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

Fan Blade 4188
#10

Model 350 diagram

Fan blade

Part #4188

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

Cord-power 4260
#21

Model 350 diagram

Cord-power

Part #4260

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

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

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