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L
Maintenance chart
ACTION
WHY
HOW
Drain air line filter daily.
Prevent accumulation of moisture
and dirt.
Open manual petcock.
Keep lubricator filled.
Keep the Nailer lubricated.
Fill with Hitachi pneumatic tool
lubricant.
Clean filter element — then blow
air through filter in direction
opposite to normal flow.
Prevent clogging of filter with dirt.
Follow manufacturer's instructions.
Clean magazine and feeder
mechanism.
Prevent ajam.
Blow clean daily.
Keep push lever working properly.
Promote operator safety and
efficient Nailer operation.
Blow clean daily.
Lubricate the Nailer after nailing.
Extend the Nailer life.
Supply 5 -10 drops of lubricant
into the Nailer.
Drain air compressor.
Keep the Nailer operated properly.
Open petcock on air compressor tank.
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
CHECK METHOD
CORRECTION
Nailer operates, but no nail is driven.
Check for aJam.
Clear ajam.
Check function of nail feeder per
page 16.
Clean and lubricate.
Ribbon spring weakened or damaged?
Replace ribbon spring.
Check for proper nails.
Use only recommended nails.
Weak drive.
Slow to cycle.
Check air pressure.
Increase air pressure. (Do not
exceed 120 psi (8.3 bars, 8.5 kgf/cm*))
Use Hitachi pneumatic tool lubricant.
Driver blade worn?
Contact Hitachi for replacement.
Piston 0 - ring worn or damaged?
Drives too deep.
Check air pressure.
Reduce air pressure.
(Adjust 70-120 psi)
Skipping nails. Intermittent feed.
Check for proper nails.
Use only recommended nails.
Check function of nail feeder per
page 16.
Clean and lubricate.
Ribbon spring weakened or damaged?
Replace ribbon spring.
Use Hitachi pneumatic tool lubricant.
Piston 0 - ring cut or heavily worn?
Contact Hitachi for replacement.
Nail feeder (A) worn or damaged?
Replace nail feeder (A).
Naiisjam.
Driven nail is bent.
Check for proper nails.
Use only recommended nails.
Driver blade worn?
Contact Hitachi for replacement.
Nail feeder (A) worn or damaged?
Replace nail feeder (A).
Drives properly during normal
operation, but does not drive fully
at faster nailing speeds.
Check inside diameter of air hose.
Use larger air hose.
— 17 —
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