Hitachi NT65GS Instruction Manual - Page 33

Check Method - problems

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English Maintenance chart ACTION WHY HOW Clean magazine and feeder Prevent a jam. mechanism. Blow clean daily. Keep push lever working Promote operator safety and Blow clean daily. properly. efficient Nailer operation. Operator troubleshooting PROBLEM Nailer operates, but no nail is driven. Skipping nails. Intermittent feed. Nails jam. Driven nail is bent. The operation of the push lever not smooth. CHECK METHOD Check for a jam. Check function of nail feeder per page 31. Ribbon spring weakened or damaged? Check for proper nails. Check if the driver blade piston is down or not. Check for proper nails. Check function of nail feeder per page 31. Ribbon spring weakened or damaged? Nail feeder (B) worn or damaged? Check for returning of piston. Check for moving of piston smoothly. Check for proper nails. Driver blade worn? Nail feeder (B) worn or damaged? Push lever bent? Check push lever's moving track, debris? CORRECTION Clear a jam. Clean and lubricate. Replace ribbon spring. Use only recommended nails. Push the driver blade with a slotted-head screwdriver, and put back the piston to the highest position. Use only recommended nails. Clean and lubricate. Replace ribbon spring. Replace nail feeder (B). Pull the trigger all the way. Too low temperature, warm up fuel cell under 120°F (50°C). Contact Hitachi for replacement. Replace piston ring. Replace piston. Replace cylinder piston ring. Use only recommended nails. Contact Hitachi for replacement. Replace nail feeder (B). Contact Hitachi for replacement. Contact Hitachi for replacement. 33

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English
33
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?