![](/images/new-backgrounds/1311237/31123733x1.webp)
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.
Problem |
|
| Code |
Excessive air tank | 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 | 6,16,17 | ||
Pressure reading on the regulated pressure gauge drops when an accessory is used | 7 | ||
Compressor is not supplying enough air to operate accessories | 8,9,10,11,12,15 | ||
Regulator knob has continuous air leak | 13 | ||
Regulator will not shut off air outlet | 13 | ||
Moisture in pump crankcase | 14,18 | ||
Motor will not run | 11,19,20,21,22,23,24 | ||
| Troubleshooting Codes |
| |
CODE | POSSIBLE CAUSE | POSSIBLE SOLUTION | |
1 | Pressure switch does not shut off motor when compressor | Set the On/Off switch to OFF, if the unit does not shut | |
| reaches | off contact a DEWALT factory service center or a DEWALT | |
|
| authorized service center. | |
2 | Pressure switch | Contact a DEWALT factory service center or a DEWALT | |
|
| authorized service center. | |
3 | Tube fittings are not tight enough | Tighten fittings where air can be heard escaping. Check | |
|
| fittings with soapy water solution. Do Not Overtighten. |
English
17