Table of Contents
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troubleshooting
1
2
3
Problem/Symptom
Air leak near top of tool /
①
Sluggish operation
Air leak near bottom of tool /
②
Poor return
③
Tool skipping
Nail set above work surface
Other problems
Potential cause
Firing valve seal
Piston stop/Piston seal
Low air pressure
Low air pressure
Application too rigorous
Rate of drive too fast
Incorrect depth of drive
11
corrective action
Verify air supply / Tighten screws
or install Parts Kit YK0897
Check for piston seal or sleeve
wear
If parts are worn or damaged,
parts are detailed in the parts chart
Clean tool / Tighten screws
Check air supply
Consider using larger diameter air
fitting and hose
Increase air pressure (No greater
than 120 psi)
Consider alternate type of wood
Reduce drive rate
Adjust setting
Contact SENCO
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