DeWalt D55141 Guide D'utilisation page 16

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This section provides a list of 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 D

Problem

Excessive air tank pressure-safety valve pops off ......................................................................1, 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, 10, 11, 12

Regulator knob has continuous air leak .................................................................................... 13

Regulator will not shut off air outlet ........................................................................................... 13

CODe

POssIBle CAuse

Pressure switch does not shut off motor when compressor

reaches cut-out pressure

Pressure switch cut-out too high

Tube fittings are not tight enough

Troubleshooting Guide

Troubleshooting Codes

POssIBle sOlutIOn

Set the On/Off switch to OFF, if the unit does not shut

off contact a D

authorized service center.

Contact a D

authorized service center.

Tighten fittings where air can be heard escaping. Check

fittings with soapy water solution. Do Not Overtighten.

WALT technician or your dealer.

Code

WALT factory service center or a D

WALT