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Tro uble sh ooti ng
Problem or Symptom
Tool will not start or runs slowly
Tool will not fully drive fastener
Tool does not advance fastener
Screws "kick-out" or miss-drive during use
Bit will not install
Bit will not release
Bit slips off screw or screw is driven at an
angle
Fastener Jams
Slide Mechanism "sticks"
or returns slowly
Tool Overheats
Pushing force becomes excessive
Probable Cause
No electrical power
Trigger switch is defective
Motor is defective
Bit is worn
Power capabilities of the tool have been
exceeded
Tool is in reverse
Incorrect bit installed
Depth of drive not set properly
Screw length is improperly set
Return spring is weak
Defective collation material
Defective slide body
Screw strip is jammed in guide track
Screw length improperly set
Incorrect bit installed
Defective or damaged feed system
Bit not properly inserted into drive shaft
Clutch teeth not aligned
Not a Senco bit
Not a Senco bit
Clutch teeth not aligned
Tool slid forward during drive
Tool is misaligned
Bit is worn or broken
Nosepiece is worn or damaged
Screw length improperly set
Defective collation material
Nosepiece damaged or bent
Screw partially driven into collation material
then feed system released
Debris build-up in mechanism
Weak return spring
Bit sticking in collation material
Drive application requires too much torque
Slide body is worn
CAM screw is loose or damaged
Debris build-up in mechanism
32
Corrective Action
Ensure tool is plugged in, check power supply (fuse)
Replace or return to Senco authorized
service center for repair
Replace bit
Discontinue use in that application
Switch tool to forward
Ensure correct bit type and length are installed
See pg. 21 for proper adjustment
See pg. 18 for proper adjustment
Replace or return to authorized service center for repair
Use Senco branded fasteners for optimum performance
Replace or return to Senco authorized service center for repair
Ensure strip slides free in guide track
See pg. 18 for proper adjustment
Ensure correct bit type and length are installed
Return to Senco or Authorized service center for repair
See pg. 24 for proper installation
Pulse trigger while holding back release button
Use only the appropriate Senco bit
Use only the appropriate Senco bit
Pulse trigger while holding back release button
If wood nosepiece is used, replace sandpaper pad
Hold tool firmly while driving
Return to Senco or Authorized service center for
repair
Replace bit
Replace or return to Senco authorized service center
for repair
See pg. 18 for proper adjustment
Use Senco branded fasteners for optimum performance
Replace or return to Senco authorized service center
Remove jammed screw with fingers or pliers and resume
use
Clean mechanism
Replace or return to Senco authorized service
center for repair
Use Senco branded fasteners for optimum
performance
Always attempt to store screws in cool dry
place before use. Overheated collation can get
soft and cause a delay in feed system return
Discontinue use in that application
Replace or return to Senco authorized
service center for repair
Tighten or replace CAM screw
Clean mechanism
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