Campbell Hausfeld
Air Compressor

Model # RE-2004 Official Campbell Hausfeld pressure regulator

Here are the diagrams and repair parts for Official Campbell Hausfeld RE-2004 pressure regulator, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 15 parts  |

Pipe Plug STD-225
#14

Unit diagram

Pipe plug

Part #STD-225

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

Valve Spring RE-42
#9

Unit diagram

Valve spring

Part #RE-42

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

Regulator Tp RE-2016
#3

Unit diagram

Regulator tp

Part #RE-2016

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

Regulator Cp RE-50
#11

Unit diagram

Regulator cp

Part #RE-50

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

Nut STD-452
#2

Unit diagram

Nut

Part #STD-452

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

Cap Screw STD-465
#13

Unit diagram

Cap screw

Part #STD-465

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

Filter RE-43
#12

Unit diagram

Filter

Part #RE-43

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

O-ring STD-201
#10

Unit diagram

O-ring

Part #STD-201

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

Pressure Gauge GA-200
#15

Unit diagram

Pressure gauge

Part #GA-200

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

Valve RE-41
#8

Unit diagram

Valve

Part #RE-41

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.

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How to replace an air compressor check valve

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

Repair difficulty
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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

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How to reduce air compressor noise

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The unseen dangers of air compressors

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