21
English
Problem ..........................................................................................................................................Code
Knocking Noise .......................................................................................................................... 6, 13, 14, 15, 16, 17, 18, 19
Excessive belt wear ................................................................................................................... 13,14,16,19,20
Squealing sound ........................................................................................................................ 13
Engine will not run ..................................................................................................................... 21, 22, 23, 34
Pressure reading on the regulated pressure gauge drops when an accessory is used ........... 24
Regulator knob has continuous air leak .................................................................................... 25
Regulator will not shut off air outlet ........................................................................................... 25
Moisture in pump crankcase ...................................................................................................... 2, 5, 11, 26, 27, 28, 29, 30, 31
Pump will not run ....................................................................................................................... 32
Air tank pressure will not build ................................................................................................... 32, 33
troubleshooting Codes
CoDe
PossIBle CAuse
PossIBle solutIon
1
Unloader valve does not release pressure when air
tank reaches blow-off pressure
Unloader valve must be replaced. Contact a D
e
WALT factory
service center or a D
e
WALT authorized service center.
2
Fittings are not tight
Tighten fittings where air can be heard escaping. Check fittings
with soapy water solution. DO NOT OVERTIGHTEN.
3
Defective unloader valve
Turn off engine, rotate manual lock unloader lever to the closed
perpendicular position. If air leaks out of air tank through unloader
valve, replace unloader valve.
4
Defective air tank
Air tank must be replaced. Do not repair the leak.
WARNING: Risk of bursting. Do not drill into, weld or otherwise
modify air tank or it will weaken. The air tank can rupture or
explode.
Summary of Contents for DXCMH1608WB
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