Troubleshooting Guide - DeWalt DXCMLA4708065 Guide D'utilisation

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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

your dealer.

Air leaks .................................................................................................................................... 1

Air leaks in air tank or at air tank welds .................................................................................... 2

Air leaks between head and valve plate .................................................................................... 3

Air leaks from safety valve ......................................................................................................... 4

Compressor is not supplying enough air to operate accessories ............................................ 1, 5, 6, 7, 9, 10

Restricted air intake. .................................................................................................................. 9

Oil in discharge air ..................................................................................................................... 9, 19, 31

Knocking Noise ......................................................................................................................... 4, 10, 11, 12, 13, 14

Excessive belt wear ................................................................................................................... 10, 11, 14, 15

Squealing sound ........................................................................................................................ 10

Moisture in pump crankcase ..................................................................................................... 1, 3, 8, 17, 18, 19, 20, 21, 22

Excessive current draw ............................................................................................................. 14, 26, 27

Compressor won't start in cold temperatures .......................................................................... 17, 34, 35

Pressure reading on the regulated pressure gauge drops when and accessory is used ......... 23

Regulator knob has continuous air leak .................................................................................... 24

Regulator will not shut off air outlet .......................................................................................... 24

Air tank pressure will not build .................................................................................................. 25

Compressor stalls ...................................................................................................................... 28, 29, 30

Overheating ............................................................................................................................... 27, 32, 33