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CODE
POSSIBLE CAUSE
Engine or pump oil is low
22
23
Detergent type oil being used in pump
24
Extremely light duty cycles
Piston rings damaged or worn
25
26
Cylinder or piston damaged or worn
27
Compressor cylinder finish worn
Water in pump oil
28
29
Manual lock unloader lever in open position
Engine fuel tank empty
30
POSSIBLE SOLUTION
Add D
WALT synthetic compressor oil to pump. See Compressor
e
Pump Oil under Maintenance.
Drain oil and refill pump with full synthetic non-detergent air com-
pressor oil.
Run unit for longer duty cycles. It is recommended to run at high
throttle 50-75% of the run time and idle for 25% of the run time.
Contact a D
WALT factory service center or a D
e
service center.
Contact a D
WALT factory service center or a D
e
service center.
Contact a D
WALT factory service center or a D
e
service center.
Drain oil and refill pump with full synthetic non-detergent air com-
pressor oil.
Rotate manual lock unloader lever to the closed perpendicular
position.
Add gasoline, see engine's instruction manual for correct proce-
dure.
27
WALT authorized
e
WALT authorized
e
WALT authorized
e
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