Model #WL660400 Official Campbell Hausfeld oilless air compressor
Here are the diagrams and repair parts for Campbell Hausfeld WL660400 oilless air compressor, as well as links to manuals and error code tables, if available.
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Showing 10 of 58 parts
Coupler
Part #MP288300AV
The manufacturer no longer makes this part, and there's no substitute part
Hex nut
Part #ST033500AV
The manufacturer no longer makes this part, and there's no substitute part
Pad
Part #WL007800AV
The manufacturer no longer makes this part, and there's no substitute part
Tube
Part #WL011000AP
The manufacturer no longer makes this part, and there's no substitute part
Gasket
Part #XA012500AV
The manufacturer no longer makes this part, and there's no substitute part
Bushing
Part #ST071407AV
The manufacturer no longer makes this part, and there's no substitute part
Ac cord
Part #EC012601AV
The manufacturer no longer makes this part, and there's no substitute part
Foot
Part #ST158300AV
The manufacturer no longer makes this part, and there's no substitute part
Air compressor safety valve
Part #V-215105AV
The manufacturer no longer makes this part, and there's no substitute part
Screw
Part #ST073273AV
The manufacturer no longer makes this part, and there's no substitute part
Symptoms common to all air compressors
Repair guides common to all air compressors

You can replace a broken air compressor pressure switch in about 45 minutes.

If the air compressor won't fill the tank with compressed air, rebuild the pump using these steps in about 45 minutes.

You can replace a defective air compressor check valve in about 10 minutes.
Articles and videos common to all air compressors

Find out how to reduce air compressor noise.

See how to perform routine maintenance on your oil-lubricated air compressor.

Learn how to maintain an oil-less air compressor for safe and efficient operation.