Model # HM509 Official Honeywell humidifier

Here are the diagrams and repair parts for Official Honeywell HM509 humidifier, as well as links to manuals and error code tables, if available.

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Installation guide

Owner’s manual

Model diagram and schematic

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ALL PARTS

Showing 10 of 29 parts |

Humidifier diagram

Duct nozzle

Part #50028003-001

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

#NI

Humidifier diagram

Humidistat

Part #H8908ASPST

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

Humidifier diagram

Humidifier water container

Part #50033181-001

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

Humidifier diagram

Mounting kit/10'hose

Part #50024917-001

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

Humidifier diagram

Cover

Part #50028004-001

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

#NI

Humidifier diagram

Adapter kit

Part #32005530-001

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

#NI

Humidifier diagram

Wireless sensor

Part #C7089R1013

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

#10

Humidifier diagram

Saddle valve

Part #32001616-001

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

Humidifier diagram

Solenoid valve

Part #50027997-001

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

#NI

Humidifier diagram

Wireless adapter

Part #THM4000R1000

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…

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…

Repair difficulty

Time required

15 minutes or less

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…

Repair difficulty

Time required

15 minutes or less

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'…

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

Model # HM509 Official Honeywell humidifier

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for top-mount refrigerators

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

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

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

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

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 Maytag Refrigerator

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