Troubleshooting Codes - DeWalt DXCMV5018055 Instruction Manual

Restricted air intake. .................................................................................................................. 9
Oil in discharge air ..................................................................................................................... 9, 19, 31
Knocking Noise ......................................................................................................................... 4, 10, 11, 12, 13, 14
Excessive belt wear ................................................................................................................... 10, 11, 14, 15
Squealing sound ........................................................................................................................ 10
Moisture in pump crankcase ..................................................................................................... 1, 3, 8, 17, 18, 19, 20, 21, 22
Excessive current draw ............................................................................................................. 14, 23, 24
Compressor won't start in cold temperatures .......................................................................... 17, 31, 32
Compressor stalls ...................................................................................................................... 25, 26, 27
Overheating ............................................................................................................................... 24, 30, 31
CODE POSSIBLE CAUSE
1 Fittings are not tight
2 Defective air tank
3 Leaking seals
4 Defective safety valve
5 Prolonged excessive use of air

Troubleshooting Codes

POSSIBLE SOLUTION
Tighten fittings where air can be heard escaping. Check fittings
with soapy water solution. DO NOT OVERTIGHTEN.
Air tank must be replaced. Do not repair the leak.
WARNING: Risk of bursting. Do not drill into, weld or other-
wise modify air tank or it will weaken. The air tank can rupture or
explode.
Contact a D
service center.
Operate safety valve manually by pulling on ring. If valve still
leaks, it must be replaced.
Decrease amount of air usage.
25
WALT factory service center or a D
e
WALT authorized
e