TROUBLESHOOTING

 

 

PROBLEM

CAUSE

CORRECTION

 

Engine will not start

1.

No fuel.

1.

Add fuel.

 

(see Engine Manual for

2.

Low oil (if oil-alert equipped).

2.

Add required amount of oil.

 

further engine trouble-

3.

Pressure buildup after initial use.

3.

Squeeze gun trigger to relieve pres-

 

shooting)

4.

Not primed or choked.

 

sure.

 

 

 

 

4.

Push primer bulb 3 times or choke

 

 

 

 

5.

Spark plug wire not attached.

 

engine.

 

 

 

 

5.

Attach spark plug wire.

 

 

 

 

6.

Engine ON/OFF switch in OFF

6.

Place engine ON/OFF switch to ON

 

 

 

 

 

position (If equipped.)

 

position.

 

No or low pressure

1.

Wrong nozzle selected.

1.

Refer to page 11 for proper nozzle

 

(initial use)

2.

Low water supply.

 

selection.

 

 

 

 

2.

Water supply must be at least 5 GPM

 

 

 

 

3.

Leak at high pressure hose.

 

@ 20 PSI

 

 

 

 

3.

Repair leak. Apply thread sealing tape

 

 

 

 

4.

Nozzle obstructed.

 

if necessary.

 

 

 

 

4.

Clean nozzle with nozzle cleaning tool,

 

 

 

 

5.

Water filter screen clogged.

 

flush out obstruction with clean water.

 

 

 

 

5.

Remove and clean filter.

 

 

 

 

6.

Defective E-Z start valve.

6.

Check with Authorized Warranty

 

 

 

 

 

(If applicable)

 

Service Center (AWSC.)

 

 

 

 

7.

Air trapped in hose.

7.

Turn off engine, then water supply.

 

 

 

 

 

 

 

Disconnect water supply from pump

 

 

 

 

 

 

 

inlet, then turn water supply on to

 

 

 

 

 

 

 

remove all air from hose. When there is

 

 

 

 

 

 

 

a steady stream of water present, turn

 

 

 

 

 

 

 

water supply off. Reconnect water

 

 

 

 

 

 

 

supply to pump inlet and turn on water

 

 

 

 

 

 

 

supply. Squeeze trigger of spray gun

 

 

 

 

 

 

 

to remove remaining air.

 

 

 

 

 

 

 

 

 

 

Will not draw chemicals

1.

Low pressure nozzle not in

1.

See Using Chemicals/Cleaning Sol-

 

 

 

 

 

wand.

 

vents in the Operation section.

 

 

 

 

2.

Chemical filter clogged.

2.

Clean filter. See How To Clean Water

 

 

 

 

3.

Chemical hose not in chemical.

 

Inlet Filter in Maintenance section.

 

 

 

 

3.

Ensure end of chemical hose is fully

 

 

 

 

 

 

 

submerged into chemical.

 

 

 

 

 

 

 

 

 

No or low pressure after

1.

Worn seal or packing.

1.

Have replaced by AWSC.

 

a period of normal use.

2.

Worn or obstructed valves.

2.

Have replaced by AWSC.

 

 

 

 

 

 

 

 

 

 

Water leaking at gun to

1.

Worn o-ring.

1.

Check and replace.

 

wand connection

2.

Loose hose connection.

2.

Tighten connection. If leak persists,

 

 

 

 

 

 

 

disassemble connection, apply thread

 

 

 

 

 

 

 

sealing tape to threads and reassemble

 

Water leaking at pump

1.

Loose connections.

1.

Tighten.

 

 

 

 

2.

Piston packings worn.

2.

Have replaced by AWSC.

 

 

 

 

 

 

 

 

 

Oil leaking at pump

1.

Oil seals worn.

1.

Have replaced by AWSC.

 

 

 

 

2.

Loose drain plug.

2.

Tighten.

 

 

 

 

3.

Worn fill plug o-ring.

3.

Check and replace.

 

 

 

 

5.

Pump overfilled.

4.

Check for correct amount.

 

 

 

 

5.

Incorrect oil used.

5.

Drain and fill with correct amount

 

 

 

 

 

 

 

and type of oil.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17 — ENG

D20249

Page 16 Page 18
Page 17
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DeVillbiss Air Power Company 3540CWHP, D20249 owner manual Troubleshooting, Problem Cause Correction
Page 16 Page 18

3540CWHP, D20249 specifications

The DeVillbiss Air Power Company D20249,3540CWHP stands as a prominent choice for professionals and DIY enthusiasts alike who seek reliable performance in air-powered equipment. This model integrates advanced technologies and robust engineering, making it a competitive option within the air compressor market.

At the heart of the D20249,3540CWHP is its powerful motor, which delivers substantial airflow for a variety of applications. This makes it ideal for tasks ranging from automotive painting to home improvement projects. The compressor's output is bolstered by a heavy-duty design, ensuring durability and longevity under continuous use.

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Moreover, the D20249,3540CWHP comes with safety features such as automatic shut-off valves and thermal overload protection. These innovations ensure that the compressor operates safely, reducing the risk of overheating or other mechanical failures.

In summary, the DeVillbiss Air Power Company D20249,3540CWHP combines power, efficiency, and safety in one package. Its high-performance motor, substantial tank capacity, advanced technologies, and safety features make it an unbeatable option for anyone in need of a reliable air compressor. Whether you're a seasoned professional or a weekend warrior, this model is designed to meet your demands and enhance your productivity in a variety of applications.
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