Maintaining The Air Nailer - Ferm FAN-100K Mode D'emploi

• Set the fastener head of the tool against the
work surface.
• Press the trigger so that the hammer pin
emerges. Release the trigger and the cycle is
complete.
Every time the trigger is pressed, the air
nailer will make a complete cycle.
6. MAINTAINING THE AIR
NAILER
Whenever performing maintenance on
the air nailer, pay attention to the
warnings given in these instructions for
use, and be extra cautious when
troubleshooting problems with the air
nailer.
Replacing parts
Original parts are recommended when
replacement of parts is necessary. Do not use any
alternative parts that cannot perform as well as the
original parts in the appliance.
Troubleshooting
1. Trigger valve housing leaking air.
• O-ring cracked or broken.
• Replace O­ring.
2. Trigger valve pin leaking air.
• O-ring or seals cracked or broken.
• Replace O­ring/seals.
3. Frame, fastener head leaking air.
• Loosen the screws in the fastener head.
• Re­tighten and check again.
• O-ring cracked or broken.
• Replace O­ring.
• Piston cracked/worn.
• Replace piston.
4. Frame, head leaking air.
• Cracked gasket.
• Replace gasket.
• Cracked/worn piston head valve.
• Replace piston.
• Loosen the screws in the head.
• Re­tighten and check again.
Ferm
5. Nailer fails to drive fasteners.
• Driving pin does not fully return to rest position.
• Squirt a little light oil (WD­40 /sewing
machine oil) into the air input connector of
the nailer. Fire the nailer a few times with
an unloaded magazine. The driving pin will
now run freely and the problem is solved.
6. The air nailer is "dead".
• Air supply insufficient.
• Check the mains air supply /compressor.
• Machine is dry, insufficient lubrication.
• Apply lubricating oil for pneumatic tools.
• Worn O-rings in head valve.
• Replace O­rings.
• Broken cylinder spring.
• Replace cylinder spring.
• Head valve stuck in head.
• Disassemble/Check/Lubricate.
7. Lack of driving power.
• Machine is dry, insufficient lubrication.
• Apply lubricating oil for pneumatic tools.
• Broken spring in cylinder head.
• Replace head spring.
• O-ring or seals cracked or broken.
• Replace O­ring/seals.
• Jammed fastener head.
• Check the piston, head valve spring.
• Trigger assembly worn/leaky.
• Replace trigger assembly.
• Dirt and grease accumulated in drive assembly.
• Disassemble fastener head/drive
assembly and clean it.
• Cylinder case not correctly mounted on lower
piston.
• Disassemble, and reassemble correctly.
• Head valve dry.
• Disassemble and lubricate.
• Insufficient working pressure.
• Check the mains air supply / compressor.
8. Skipping nails, intermittent feed.
• Worn piston.
• Replace piston.
• Dirt and grease accumulated in drive assembly.
• Disassemble fastener head/ drive
assembly and clean it.
• Restricted air supply, insufficient airflow
through coupling.
• Replace the quick­detachable the quick­
detachable coupling.
• Worn piston O-ring.
• Replace O­ring, check drive assembly.
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