DeWalt DXCMH1608WB-CA Instruction Manual page 22

CoDe PossIBle CAuse
5 Leaking seals
6 Defective safety valve
7 Prolonged excessive use of air
8 Compressor is not large enough for accessory
9 Hole in air hose
10 Unloader valve restricted
11 Unit operating in damp or humid conditions
12 Restricted air intake filter
13 Loose belt
14 Engine mount ing bolts are loose
15 Pump stiffener bracket bolt is loose
PossIBle solutIon
Contact a D WALT factory service center or a D
e
service center.
Operate safety valve manually by pulling on ring. If valve still leaks,
it must be replaced.
Decrease amount of air usage.
Check the accessory air requirement. If it is higher than the SCFM
or pressure supplied by your air compressor, a larger compressor
is needed to operate accessory.
Check and replace air hose, if required.
Remove, clean or replace.
Move unit to a dry well ventilated area.
Clean or replace air intake filter.
Check belt tension, see Adjusting Belt tension under
Maintenance.
Tighten mounting screws. Torque engine mounting bolts to
10– 20 ft.-lbs. (13.5–27.1 Nm).
WARNING: Risk of bursting. Excessive vibration could weaken
the air tank and cause it to rupture or explode. Mounting screws
must be kept tightened.
Check bolt and tighten if required. Torque pump stiffener bracket
bolt to 10– 20 ft.-lbs. (13.5–27.1 Nm).
WARNING: Risk of bursting. Excessive vibration could weaken
the air tank and cause it to rupture or explode. Stiffener bracket
bolt must be kept tightened. Never operate the unit unless
equipped with the stiffener bracket.
22
WALT authorized
e