Troubleshooting Codes - DeWalt DWFP55130 Instruction Manual

Troubleshooting Guide
This section provides a listof the more frequently encountered malfunctions, their causes and corrective actions. The operator or maintenance
personnel can perform some corrective actions, and others may require the assistance of a qualified DEWALTtechnician or your dealer.
Problem Code
Excessive air tank pressure-safety valve pops off ............................................................................................................................ 3,2
Air leaks .......................................................................................................................................................................................... 3
Air leaks in air tank or at air tank welds ............................................................................................................................................ 4
Air leaks between head and valve plate ........................................................................................................................................... 5
Air leaks from safety valve ................................................................................................................................................................ 6
Knocking noise ................................................................................................................................................................................ 6
Pressure reading on the regulated pressure gauge drops when an accessory is used ..................................................................... 7
Compressor is not supplying enough air to operate accessories ............................................................................... 8, 9, 30, 33, 32
Regulator knob has continuous air leak ......................................................................................................................................... 33
Regulator will not shut off air outlet ................................................................................................................................................ 33
Motor will not run .................................................................................................................................. 6, 34, 35, 36, 37, 38, 39, 20
Troubleshooting Codes
CODE POSSIBLE CAUSE POSSIBLE SOLUTION
1 Pressure switch does not shut off Set the Auto!Off switch to OFF, if the Unit does not shut off Contact a DEWALT factory service
'motor When Compress0r reaches center or a DEWALTauthorized service Center.
•cut-out pressure
2 Pressure switch cut-out too high Contact a DEWALT factory service center or a DEWALTauthorized service center.
3 Tube fittings are not tight enough Tighten fittings where air can be heard escaPingl Check fittings with soapy water so!ution. Do
• Not Overtighten.
4 Defective air tank Air tank must be replaced. Do not repair the leak.
_,WARNING: Risk of bursting. Do not drill into, weld or otherwise modify air tank or
# will weaken. The air tank can rupture or explode.
5 Leaking seals Contact a DEWALTfactory service center or a DEWALT authorized service center.
6 Defective safety valve Operate safety valve manually by pulling on ring. If valve still leaks, it must be replaced.
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