20
Troubleshooting
Problem/Symptom
Probable Cause
Corrective Action
Pressing mode switch does not
result in green light.
Check battery.
Remove and reattach.
PCB is not energized.
Check that trigger and contact are
free to move.
Then choose mode selector.
Electronic components damaged.
Return to an authorized service
center.
Red light on.
Low battery.
Recharge or replace battery.
Check battery connection at tool.
Red light flashes.
Fastener jam.
Remove battery and re-start.
Tool will attempt to recover.
Remove battery again.
Check if staple is blocking next
fastener.
Inspect magazine for bent staple.
Open magazine and inspect guide
body.
Tool does not function.
Return to service center for repair.
Note: if tool has jammed and the mechanism initiates an automatic recovery, the tool may make a series
of clicks as it repositions the driver. This is normal.
Tool will not start or runs slowly.
Battery is discharged or has dead
cell.
Replace or recharge battery.
Workpiece contact element is
jammed.
Remove battery, then inspect
tool to assure free movement of
workpiece contact element.
Drive piston has failed.
Return tool to authorized SENCO
service representative.
Workpiece contact element or
trigger switches are damaged.
Return tool to authorized SENCO
service representative.
Tool does not drive fastener to
desired depth.
Improper depth-of drive setting.
Refer to operators manual for
proper adjustment.
Tool not pressed firmly against the
workpiece.
Hold tool firmly in place when
driving fastener.
Drive application is too rigorous.
Refer to operators manual for
appropriate applications.
Pressure loss.
Return tool to authorized SENCO
service representative.
