25
English
CODE POSSIBLE CAUSE POSSIBLE SOLUTION
24
It is normal for some pressure drop to
occur
If there is an excessive amount of pressure drop when the accessory is
used, adjust the regulator as instructed in Regulator under Features.
NOTE: Adjust the regulated pressure under flow conditions while accessory
is being used.
25
Damaged regulator Replace.
26
Detergent type oil being used in pump Drain oil and refill pump with D
E
WALT synthetic compressor oil.
27
Extremely light duty cycles 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.
28
Piston rings damaged or worn Contact a D
E
WALT factory service center or a D
E
WALT authorized service
center.
29
Cylinder or piston damaged or worn Contact a D
E
WALT factory service center or a D
E
WALT authorized service
center.
30
Compressor cylinder finish worn Contact a DEWALT factory service center or a D
E
WALT authorized service
center.
31
Water in pump oil Drain oil and refill pump with D
E
WALT synthetic compressor oil.
32
Manual lock unloader lever in open
position
Rotate manual lock unloader lever to the closed perpendicular position.
33
Regulator open Rotate the regulator knob counterclockwise to its built-in stop and push knob
in to lock in place.
34
Engine fuel tank empty Add gasoline, see engine's instruction manual for correct procedure.
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