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
Nailer operates, but no nail is driven.
Weak drive.
Slow to cycle.
Drives too deep.
Skipping nails
Intermittent feed.
Nails jam.
Driven nail is bent.
Drives properly during normal
operation, but does not drive fully at
faster nailing speeds.
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CHECK METHOD
Check for a jam.
Nailer feeder damaged?
Pushing spring weakend or
damaged?
Check for proper nails.
Check air pressure.
Check position of nailing depth
adjuster.
———
Driver blade worn?
Piston O-ring worn or damaged?
Check air pressure.
Check position of nailing depth
adjuster.
Check for proper nails.
Nailer feeder damaged?
Pushing spring weakened or
damaged?
Piston O-ring worn or damaged?
Check for proper nails.
Driven blade worn?
Check inside diameter of air hose.
CORRECTION
Clear a jam page 16.
Replace nail feeder.
Replace pushing spring.
Use only recommended nails.
Increase air pressure.
(Do not exceed 100 psi (6.9 bar
7 kgf/cm
))
2
Readjust per page 14.
Use Hitachi pneumatic tool lubricant.
Contact Hitachi for replacement.
Reduce air pressure.
(Adjust 64 – 100 psi
(4.4 – 6.9 bar 4.5 – 7 kgf/cm
Readjust per page 14.
Use only recommended nails.
Replace nail feeder.
Replace pushing spring.
Contact Hitachi for replacement.
Use only recommended nails.
Contact Hitachi for replacement.
Use larger air hose.
))
2