DeWalt D55153 Guide D'utilisation page 19

CODE POSSIBLE CAUSE
5 Leaking seals
6 Defective safety valve
7 Regulator is not adjusted correctly for accessory being used
8 Prolonged excessive use of air
9 Compressor is not large enough for accessory
10 Hole in air hose
11 Check valve restricted
12 Air leaks
13 Regulator is damaged
14 Unit operating in damp or humid conditions
15 Restricted air intake filter
16 Pump oil is low
17 Carbon build-up in pump.
18 Detergent type oil being used in pump
19 Motor overload protection switch has tripped
POSSIBLE SOLUTION
Contact a D WALT factory service center or a D
e
authorized service center.
Operate safety valve manually by pulling on ring. If valve still
leaks, it must be replaced.
It is normal for some pressure drop to occur when an
accessory is used, adjust the regulator as instructed in
Regulator under Features if pressure drop is excessive.
NOTE: Adjust the regulated pressure under flow conditions
while accessory is being used.
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.
Replace air hose.
Remove, clean or replace.
Tighten fittings.
Replace.
Move unit to a dry well ventilated area
Clean or replace air intake filter
Add same type of oil in crankcase to pump. See Compressor
Pump Oil under Maintenance.
Contact a D WALT factory service center or a D
e
authorized service center.
Drain oil and refill pump using SAe 5W-40 full synthetic oil.
See Motor Overload under Features.
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