DeWalt DXCMH1393075 Instruction Manual page 29

CODE POSSIBLE CAUSE
23 Detergent type oil being used in pump
24 Extremely light duty cycles
25 Piston rings damaged or worn
Cylinder or piston damaged or worn
26
Compressor cylinder finish worn
27
Water in pump oil
28
29
Manual lock unloader lever in open position
30 Engine fuel tank empty
POSSIBLE SOLUTION
Drain oil and refill pump with synthetic blend non-detergent air
compressor 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 synthetic blend non-detergent air
compressor oil.
Rotate manual lock unloader lever to the closed perpendicular
position.
Add gasoline, see engine's instruction manual for correct proce-
dure.
29
WALT authorized
e
WALT authorized
e
WALT authorized
e