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Maintenance chart
ACTION WHY HOW
Clean magazine and feeder Prevent a jam. Blow clean daily.
mechanism.
Keep push lever working Promote operator safety and Blow clean daily.
properly. efficient Nailer operation.
Operator troubleshooting
PROBLEM CHECK METHOD CORRECTION
Nailer operates, Check for a jam. Clear a jam.
but no nail is driven.
Check function of nail feeder Clean and lubricate.
per page 31.
Ribbon spring weakened or Replace ribbon spring.
damaged?
Check for proper nails. Use only recommended nails.
Check if the driver blade Push the driver blade with a
piston is down or not. slotted-head screwdriver, and
put back the piston to the
highest position.
Skipping nails. Check for proper nails. Use only recommended nails.
Intermittent feed.
Check function of nail feeder Clean and lubricate.
per page 31.
Ribbon spring weakened or Replace ribbon spring.
damaged?
Nail feeder (B) worn or Replace nail feeder (B).
damaged?
Check for returning of piston. Pull the trigger all the way.
Too low temperature, warm
up fuel cell under 120°F (50°C).
Check for moving of piston
Contact Hitachi for replacement.
smoothly.
Replace piston ring.
Replace piston.
Replace cylinder piston ring.
Nails jam. Check for proper nails. Use only recommended nails.
Driven nail is bent.
Driver blade worn?
Contact Hitachi for replacement.
Nail feeder (B) worn or Replace nail feeder (B).
damaged?
The operation of the Push lever bent?
Contact Hitachi for replacement.
push lever not smooth.
Check push lever’s moving
Contact Hitachi for replacement.
track, debris?
01Eng_NT65GS_US 12/17/08, 18:4833