| No. |
Symptom |
Problems |
Solutions |
| 1.1 |
Air Leak |
Air leak in the cylinder cap when tools don't work |
1.Loose head valve piston seal or o-rings . |
Check and replace the head valve piston set |
| 2.Worn or damaged o-ring or cylinder cap gasket under cylinder cap |
Check and replace o-ring or cylinder cap gasket under the cylinder cap |
| 1.2 |
Air leak in Trigger area when tools don't work |
1.Damaged o-ring in trigger valve |
Check and replace o-ring |
| 2.Damaged o-ring in trigger valve stem |
Check and replace o-ring |
| 3.Dirt in the trigger valve |
Check and clean the trigger valve |
| 1.3 |
Air leak in cylinder cap when tools are working |
1.Damaged head valve piston o-rings |
Check and replace o-rings |
| 2.Damaged seal under cylinder cap |
Check and replace seal |
| 1.4 |
Air leak in nose when tools are working |
1.Worn or damaged bumper |
Check and replace bumper |
| 2.Loose driver(piston unit) thread |
Check and replace driver(piston unit) |
| 1.5 |
Air leak in Trigger area when tools are working |
1.Worn or damaged trigger valve head |
Check and replace trigger valve head |
| 2.Damaged head valve piston o-rings |
Check and replace head valve piston o-rings |
| 2 |
Failed to get driver(piston unit) back to the correct position completely. |
1.The driver(piston unit) is not straight or the driver guide(nose) is wrong assembled. |
Straighten the driver(piston unit) or verify driver guide(nose) and magazine |
| 2.Worn or damaged nozzle |
Check and replace nozzle |
| 3.The space between piston o-ring and cylinder is too tight. |
Check if the cylinder is adequate lubrication or replace the o-ring on the piston. |
| 3 |
Work weakly and sluggishly |
1. Worn or damaged piston o-ring |
Check and replace piston o-ring |
| 2.Inadequate lubrication for head valve piston o-rings or too tight head valve piston o-rings |
Place 2 or 6 drops of oil on o-rings or replace head valve piston o-rings |
| 3.Dirt in the nozzle |
Check and clean the nozzle |
| 4 |
Tool jams frequently |
1.Damaged or Worn driver (piston unit) |
Check and replace driver (piston unit) |
| 2.Damaged or Worn driver guide (nose) |
Check and replace driver guide (nose) |
| 3.Driver guide cover is bent,so the space between driver guide cover and driver guide is too big |
Check and replace driver guide cover |
| 5 |
Nail can not be shot |
1. Driver (piston unit) can't return to the correct position. |
Refer to no. 1 Symptom |
| 2.Driver guide(nose) can not match magazine well |
Check and correct the position between driver guide(nose) and magazine |
| 3.Worn or damaged nail pusher compression spring |
Check and replace nail pusher compression spring |
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