DeWalt DXCMTB5590856 Guide D'utilisation page 24

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
or your dealer.
Problem
Excessive air tank pressure-safety valve pops off ...................................................................1
Air leaks ................................................................................................................................... 2
Continuous air leak at unloader valve. .................................................................................... 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
Compressor is not supplying enough air to operate accessories ......................................... 2, 7, 8, 9, 10, 12, 13
Restricted air intake. ................................................................................................................ 12
Excessive vibration ................................................................................................................... 14, 15
Problem ..........................................................................................................................................Code
Knocking Noise ......................................................................................................................... 6, 13, 14, 15, 16, 17, 18, 19
Excessive belt wear .................................................................................................................. 13,14,16,19,20
Squealing sound ....................................................................................................................... 13
Engine will not run .................................................................................................................... 21, 22, 23, 34
Pressure reading on the regulated pressure gauge drops when an accessory is used ...... 24
Regulator knob has continuous air leak.................................................................................. 25
Regulator will not shut off air outlet ........................................................................................ 25
Moisture in pump crankcase ................................................................................................... 2, 5, 11, 26, 27, 28, 29, 30, 31
Pump will not run ...................................................................................................................... 32
Air tank pressure will not build ................................................................................................ 32, 33
Troubleshooting Guide
24
WALT technician
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Code