DeWalt DXCMH1608WB Instruction Manual page 23

CoDe PossIBle CAuse
16 Loose pulley
17 Loose flywheel
18 Carbon build-up in pump
19 Belt to tight
20 Pulley misalignment
21 Air tank pressure is too high
22 Engine problem
23 Engine or pump oil is low
24 It is normal for some pressure drop to occur
25 Damaged regulator
26 Detergent type oil being used in pump
27 Extremely light duty cycles
28 Piston rings damaged or worn
PossIBle solutIon
Tighten pulley set screw, torque to 145–180 in.-lbs. (16.4– 20.3 Nm).
Tighten flywheel screw, torque to 22–26 ft.-lbs. (29.8–35.3 Nm).
Contact a D e WALT factory service center or a D
service center.
Check belt tension, see Adjusting Belt tension under
Maintenance.
See Motor Pulley/flywheel Alignment under Maintenance.
Open the regulator and reduce air tank pressure to less than
40 psi.
Contact a D e WALT factory service center or a D
service center.
Add D e WALT synthetic compressor oil to pump. See Compressor
Pump oil under Maintenance.
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.
Replace.
Drain oil and refill pump with D e
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 e WALT factory service center or a D
service center.
23
e WALT authorized
e WALT authorized
WALT synthetic compressor oil.
e WALT authorized