Air Compressor

Model # WL6511 Official Campbell Hausfeld air compressor

Here are the diagrams and repair parts for Official Campbell Hausfeld WL6511 air compressor, as well as links to manuals and error code tables, if available.

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Browse Parts for
WL6511 Power Tools
Air Compressor Pressure Regulator RE300000AJ
#23

Top cover/pump/motor tank diagram

Air compressor pressure regulator

Part #RE300000AJ

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

Flexible Tube ST117803AV
#28

Top cover/pump/motor tank diagram

Flexible tube

Part #ST117803AV

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

Screw ST073273AV
#30

Top cover/pump/motor tank diagram

Screw

Part #ST073273AV

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

Screw ST058502AV
#3

Top cover/pump/motor tank diagram

Screw

Part #ST058502AV

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

Foot ST162600AV
#17

Top cover/pump/motor tank diagram

Foot

Part #ST162600AV

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

Clip WL012700AV
#27

Top cover/pump/motor tank diagram

Clip

Part #WL012700AV

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

Tank AR045300CG
#13

Top cover/pump/motor tank diagram

Tank

Part #AR045300CG

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

Hex Hd Scr WL211100AJ
#11

Motor/intakekit/head/pistons diagram

Hex hd scr

Part #WL211100AJ

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

Flat Head Screw, 3/8-in ST071804AV
#10

Motor/intakekit/head/pistons diagram

Flat head screw, 3/8-in

Part #ST071804AV

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

Axle Bolt ST033400AV
#15

Top cover/pump/motor tank diagram

Axle bolt

Part #ST033400AV

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

Most common symptoms to help you fix your air compressors

Choose a symptom to see related air compressor repairs.

Main causes: tank drain valve open or leaking air, leaky air tank, bad safety valve, worn pump seals, bad pump valve pla…

Main cause: faulty output air pressure regulator…

Main cause: bad air tank pressure gauge…

Main causes: bad safety valve, pressure switch failure…

Main causes: loose air tube fitting connections, bad check valve, faulty safety valve, damaged or corroded air tank, bad…

Main causes: rusted air tank, loose air tube fitting connections, bad check valve, leaky safety valve, bad tank drain va…

Main causes: lack of electrical power, check valve failure, bad pressure switch…

Most common repair guides to help fix your air compressors

These step-by-step repair guides will help you safely fix what’s broken on your air compressor.

How to replace an air compressor check valve

How to replace an air compressor check valve

You can replace a defective air compressor check valve in about 10 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace an air compressor pressure switch

How to replace an air compressor pressure switch

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

Repair difficulty
Time required
 45 minutes or less
How to rebuild an air compressor pump

How to rebuild an air compressor pump

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

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your air compressors

Use the advice and tips in these articles and videos to get the most out of your air compressor.

How to reduce air compressor noise

How to reduce air compressor noise

Find out how to reduce air compressor noise.…

The unseen dangers of air compressors

The unseen dangers of air compressors

Learn about the possible dangers associated with using an air compressor and how you can reduce the risks of property da…

How to maintain an oil-free air compressor

How to maintain an oil-free air compressor

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