DeWalt D55250 Guide D'utilisation page 20

CoDe PossIble CAuse
 Piston rings damaged or worn
3 Cylinder or piston damaged or worn
4 Compressor cylinder finish worn
Water in pump oil
5
Manual lock unloader lever in open position
6
7 Regulator open
8 Engine fuel tank empty
9 Pump stiffener bracket bolt is loose
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0
PossIble solutIon
Contact a D WALT factory service center or a D
e
authorized service center
Contact a D WALT factory service center or a D
e
authorized service center
Contact a D WALT factory service center or a D
e
authorized service center
Drain oil and refill pump with D
oil.
Rotate manual lock unloader lever to the closed perpen-
dicular position.
Rotate the regulator knob counterclockwise to its built-in stop
and push knob in to lock in place.
Add gasoline, see engine's instruction manual for correct
procedure.
Check bolt and tighten if required. Torque pump stiffener
bracket bolt to 35-50 in.-lbs. (3.9–5.6 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.
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WALT
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WALT
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WALT synthetic compressor
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