Dewalt DXCMH1608WB Instruction Manual - Page 22

POSSIBLE CAUSE, POSSIBLE SOLUTION, Adjusting Belt Tension

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English 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 mounti­ng bolts are loose 15 Pump stiffener bracket bolt is loose POSSIBLE SOLUTION Contact a DeWALT factory service center or a DeWALT authorized 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

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22
English
CODE
POSSIBLE CAUSE
POSSIBLE SOLUTION
5
Leaking seals
Contact a D
E
WALT factory service center or a D
E
WALT authorized
service center.
6
Defective safety valve
Operate safety valve manually by pulling on ring. If valve still leaks,
it must be replaced.
7
Prolonged excessive use of air
Decrease amount of air usage.
8
Compressor is not large enough for accessory
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.
9
Hole in air hose
Check and replace air hose, if required.
10
Unloader valve restricted
Remove, clean or replace.
11
Unit operating in damp or humid conditions
Move unit to a dry well ventilated area.
12
Restricted air intake filter
Clean or replace air intake filter.
13
Loose belt
Check belt tension, see
Adjusting Belt Tension
under
Maintenance.
14
Engine mounting bolts are loose
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.
15
Pump stiffener bracket bolt is loose
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.