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Aprilaire
Humidifier

Model # 110 Official Aprilaire humidifier

Here are the diagrams and repair parts for Official Aprilaire 110 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 32 parts  |
Transformer 4010

#NI

All parts diagram

Transformer

Part #4010

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

Wick Pad 10
#7

Model 110 diagram

Wick pad

Part #10

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

Humidistat 4258
#26

Model 110 diagram

Humidistat

Part #4258

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

Valve Sadd 4001
#1

Model 110 diagram

Valve sadd

Part #4001

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

Pump Assembly/motor Board 4009
#8

Model 110 diagram

Pump assembly/motor board

Part #4009

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

O-ring 4006
O-ring

Part #4006

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

Cork Isolator (6) 4031
#22

Model 110 diagram

Cork isolator (6)

Part #4031

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

Cord-power 4260
#12

Model 110 diagram

Cord-power

Part #4260

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

Copper Tube 4008
#6

Model 110 diagram

Copper tube

Part #4008

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

Lower Housing 4019
#15

Model 110 diagram

Lower housing

Part #4019

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

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