Dewalt DXCMV7518075 Instruction Manual - Page 24

Troubleshooting Guide

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English Troubleshooting Guide 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 DeWALT technician or 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, 23, 24 Compressor won't start in cold temperatures 17, 31, 32 Compressor stalls...25, 26, 27 Overheating...24, 30, 31 24

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24
English
Troubleshooting Guide
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
E
W
ALT
technician or
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, 23, 24
Compressor won’t start in cold temperatures
..........................................................................
17, 31, 32
Compressor stalls
......................................................................................................................
25, 26, 27
Overheating
...............................................................................................................................
24, 30, 31