Part Location Diagram of CW210001AV Campbell Hausfeld Unloader
See part 18 in the diagram
( Grid squares measure 1x1 inch )

Unloader CW210001AV

Manufactured by:
Campbell Hausfeld
ERP Number:
ERP10043989
Part Number:
CW210001AV
Original Equipment Manufacturer ?
  Works with your model  WL504312!
$102.43
In Stock
Delivers in 3-5 Business Days!

Easy 

15 - 30 mins 

(12 rated repairs) ?
  Works with your model   WL504312!

Product Description

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It is a genuine OEM part that is made for Campbell Hausfeld air compressors. The unloader valve is an important component which allows a user to safely drain the air from the tank. Unfortunately, over time it may wear out or get damaged eventually requiring a replacement to ensure your unit operates properly. Note, this high-quality unloader includes multiple parts however it is sold as an individual component. Check the owner\\\'s manual and the diagrams of your model to ensure the correct installation and application. You will need a wrench set and pliers to perform this repair.

Troubleshooting

This part works with the following brands:
  • Campbell Hausfeld
  • Husky
This part works with the following products:
  • Compressor
Part# CW210001AV replaces these:
CW210001AV,

Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Easy 

15 - 30 mins 

(12 rated repairs) ?
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Sorry, we couldn't find any existing installation instruction that matched.

Leaked air

Michael from Avon, Minnesota

11 of 11 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Parts Used:
CW210001AV
1. Removed the small bolt that holds the unloader to the back side of the switch.
Note: You have to be careful when removing the unloader. There is a rubber o-ring type seal that comes out when you remove the unloader. Mine fell out on the floor and I couldn\'t tell which way the seal goes into the unloader as the seal is different on both ends. If not put in properly it could leak again. I guessed and was successful. You get a new rubber seal in the package with the new unloader.
2. Pulled the plastic tube off the unloader.
3. Put the plastic tube back onto the unloader.
4. Installed the rubber o-ring seal.
5. Put the unloader back into the backside of the switch and fastened the small bolt.
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Air leaking while compressor was running take long time to build pressure.

Jorge from Mims, Florida

5 of 5 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Wrench (Adjustable), Wrench set
Parts Used:
CV222203SJ, CW210001AV
Bought the 2 items that would cause air leak and replaced. Works great now.
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Unloader valve blew out

Dan from Santa Rosa Beach, Florida

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Wrench (Adjustable)
Parts Used:
CW210001AV
Removed old unloader valve. Cut half inch off the tube. Installed new valve and pushed tubing in till it locked in place.
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Regulator stopped working

Chris from ANDERSON, South Carolina

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Wrench set
Very easy.
Remove old parts.
Wrap threads with tape.
Install new parts.
Set regulator for desired cutoff psi. (they put wax over screw, remove wax and fill tank to desired psi and turn screw to the left until you hear \"click\". Regulator psi now set.)
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Unloaded tube broke off at the unloader

Gaylen from Aitkin, Minnesota

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Wrench set
Simply threaded in the new unloaded and threaded in the new nipple. Then pushed the tube into each end. Turned the compressor on and watched it build pressure and shut off.
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Valve was broken

Brent from LOON LAKE, Washington

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Parts Used:
CW210001AV
Remove the ild vakve frim the hose by pressing in on the metal ring, remove hose, install hose into new valve
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Tubing to unloaded broke

William from Demopolis, Alabama

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers, Wrench (Adjustable)
Parts Used:
CW210001AV
Removed power to pressure switch
Removed pressure switch
Replaced unloader valve on pressure switch
Reinstalled pressure switch and power wires
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Pressure switch defective

Eric from HAVERTOWN, Pennsylvania

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Wrench (Adjustable)
Removed pressure gauge, safety valve, unloader hose, and electrical connections from pressure switch.
Removed pressure switch from tank.
Installed replacement pressure switch.
Added pressure gauge safety valve and unloader hose to switch.
Connected electrical wiring.
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leaked air

TED from MOUNTAIN HOME, Arkansas

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers
Parts Used:
CW210001AV
Replaced check valve, manual recommended
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Unloader valve leaking

Carlee from COLUMBUS, Ohio

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Socket set, Wrench set
Parts Used:
CW210001AV, CV221502SJ
Replaced the check valve and unloader
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Model Cross Reference

This part works with the following models:
ERP Number: ERP10043989
Manufacturer Part Number: CW210001AV
Brand Model Number Description
Campbell Hausfeld 1NNF8 Compressor - 1nnf8
Campbell Hausfeld 292655 Compressor - Tq310401, Dp5810-Q, 292655 #01af6c
Campbell Hausfeld 3JR85D Compressor - Westward Portable Air Compressor
Campbell Hausfeld 3JR85E Compressor - 3jr85e
Campbell Hausfeld 4B222E Compressor - Speedaire Air Compressor
Campbell Hausfeld 4B227F Compressor - Speedaire Portable Air Compressor
Campbell Hausfeld 4B228E Compressor - Speedaire Portable Air Compressor
Campbell Hausfeld 4B233E Compressor - 4b233e
Campbell Hausfeld 4B234D Compressor - 4b234d
Campbell Hausfeld 4B236C Compressor - 4b236c
Campbell Hausfeld 4B237C Compressor - 4b237c
Campbell Hausfeld 4ME96 Compressor - 4me96
Campbell Hausfeld 4TW29B Compressor - Westward Portable Air Compressor
Campbell Hausfeld 4TW29C Compressor - 4tw29c
Campbell Hausfeld 4YN50B Compressor - Speedaire Portable Air Compressor
Campbell Hausfeld 58-7870-0 Compressor - Mastercraft Portable Vertical Compressor
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Campbell Hausfeld EX800002 Compressor - Portable Air Compressor
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