English
Operator Troubleshooting
Most minor problems can be resolved quickly and easily using the table below.
If problems persist, contact a Hitachi authorized service center for assistance.
PROBLEM OR | CAUSE | CORRECTIVE ACTION | |
QUESTION | |||
|
| ||
|
|
| |
Trigger valve housing | Contact Hitachi for | ||
leaks air |
| replacement. | |
Trigger valve stem | Contact Hitachi for | ||
leaks air | cracked | replacement. | |
|
|
| |
Frame/nose leaks air | Loose nose screws | Tighten and recheck. | |
|
|
| |
| Contact Hitachi for | ||
| |||
|
| replacement. | |
|
|
| |
| Piston cushion is | Contact Hitachi for | |
| |||
| cracked/ worn | replacement. | |
|
|
| |
Frame/cap leaks air | Damaged seal | Contact Hitachi for | |
|
| replacement. | |
|
|
| |
| Loose cap screws | Tighten and recheck. | |
| |||
|
|
| |
Failure to cycle | Air supply restriction | Check air supply | |
|
| equipment | |
|
|
| |
| Tool dry, lack of lubri‑ | Use Air Tool Lubricant | |
| |||
| cation |
| |
|
|
| |
| Worn head valve O- | Contact Hitachi for | |
| |||
| rings | replacement. | |
|
|
| |
Lack of power; slow to | Tool dry, lack of lubri‑ | Use Air Tool Lubricant | |
cycle | cation |
| |
|
|
| |
| Broken cylinder cap | Contact Hitachi for | |
| |||
| spring | replacement. | |
|
|
| |
| Contact Hitachi for | ||
| |||
| cracked | replacement. | |
|
|
| |
| Exhaust blocked | Contact Hitachi for | |
| |||
|
| replacement. | |
|
|
| |
| Dirt/tar build up on | Contact Hitachi for | |
| |||
| driver | replacement. | |
|
|
| |
| Head valve dry | Contact Hitachi for | |
| |||
|
| replacement. | |
|
|
| |
| Air pressure too low | Check air supply | |
| |||
|
| equipment | |
|
|
| |
|
| - Continued - |
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