Hitachi NR 65AK2 Manuel D'instructions Et De Sécurité page 19

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.
000Book̲NR65AK2̲NA̲lowes.indb 19 000Book̲NR65AK2̲NA̲lowes.indb 19
CHECK METHOD
Check for a jam.
Check function of nail feeder per
page 17.
Ribbon spring weakened or
damaged?
Check for proper nails.
Check air pressure.
———
Driver blade worn?
Piston O-ring worn or damaged?
Check air pressure.
Check for proper nails.
Check function of nail feeder per
page 17.
Ribbon spring weakened or
damaged?
———
Piston O-ring cut or heavily worn?
Check for proper nails.
Driver blade worn?
Check inside diameter of air hose.
English
CORRECTION
Clear a jam.
Clean and lubricate.
Replace ribbon spring
Use only recommended nails.
Increase air pressure. (Do not exceed
120 psi (8.3 bar 8.5 kgf/cm ).)
2
Use Hitachi pneumatic tool lubricant.
Contact Hitachi for replacement.
Reduce air pressure.
(Adjust 80 – 120 psi (5.4 – 8.3 bar
5.5 – 8.5 kgf/cm ) )
2
Use only recommended nails.
Clean and lubricate.
Replace ribbon spring.
Use Hitachi pneumatic tool lubricant.
Contact Hitachi for replacement.
Use only recommended nails.
Contact Hitachi for replacement.
Use larger air hose.
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