Operator Troubleshooting - Hitachi NC 40G Handling Instructions Manual

Maintenance chart
ACTION
Clean magazine and feeder
mechanism.
Keep push lever working properly.

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.
Fan is working, light indicator
shows GREEN yet it doesn't drive
a nail or operation unstable.
Fan does not operate when push
lever is pressed.
Unable to charge battery.
WHY
Prevent a jam.
Promote operator safety and
efficient Nailer operation.
CHECK METHOD
Check for a jam.
Check function of nail feeder.
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.
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?
Check for returning of piston.
Check fuel cell, insufficient?
Check spark plug wire, worn out?
Check spark plug, grease or debris?
Check filter, clogged?
Magazine empty.
Note the color of the light indicator.
HOW
Blow clean daily.
Blow clean daily.
CORRECTION
Clear a jam.
Clean and lubricate.
Replace ribbon spring.
Use only recommended nails.
Push the driver blade with a slotted-
head 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 50°C (120°F).
Contact Hitachi for replacement.
Replace piston ring.
Replace piston.
Replace cylinder o-ring.
Use only recommended nails.
Contact Hitachi for replacement.
Replace nail feeder (B).
Contact Hitachi for replacement.
Contact Hitachi for replacement.
Pull the trigger all the way.
Too low temperature, warm up
fuel cell under 50°C (120°F).
Exchange it with a new fuel cell.
Contact Hitachi for replacement.
Contact Hitachi for replacement.
Contact Hitachi for replacement.
Load more nails in the magazine.
If red: charge the battery.
If green: Contact Hitachi for replacement.
Check the electrical cord.
English
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