Jula 071017 Mode D'emploi page 19

Stop using the tool immediately if any of the following problems occur. Serious personal injury can
otherwise occur. Repairs and replacements may only be performed by authorised personnel or an
approved service centre.
PROBLEM CAUSE
Air leak by the The O-ring in the trigger valve is
trigger damaged.
The trigger valve head is damaged.
The valve spindle, seal or O-ring in the
trigger is damaged.
Air leak between Damaged piston, O-ring or shock
housing and drive absorber.
control
Air leak between Loose screw connection.
housing and
Damaged gasket.
cylinder head
The fastener is Worn shock absorber.
driven in too
Air pressure too high.
deeply
Works slowly or Too little oil.
without power
Insufficient compressed air supply.
Damaged spring in the cylinder head.
Blow-off in the cylinder head blocked.
The tool skips Worn shock absorber or damaged
over fasteners spring.
Dirt in the drive control.
Insufficient compressed air supply.
Worn or dry O-ring on the piston.
Damaged O-ring on the trigger valve.
The cylinder head seal leaks.
Fasteners have Worn controller.
become caught
Damaged fasteners or fasteners of the
wrong size.
Loose screw connections for magazine
or front plate.
The piston's drive tip is damaged.
The fastener is not The piston's drive tip slips off the
driven in fastener.
sufficiently deeply
Low air pressure.
Low work speed and output.
ENGLISH
TROUBLESHOOTING
18
ACTION
Check and replace the O-ring.
Check and replace the valve head in the
trigger.
Check and replace the valve spindle, seal
or O-ring in the trigger.
Check and replace the O-ring or shock
absorber.
Tighten screw connections.
Check and replace gasket.
Replace shock absorber.
Correct the air pressure.
Lubricate in accordance with instructions.
Check the compressed air supply.
Replace the spring.
Replace damaged internal parts.
Replace the shock absorber or feed
spring.
Clean the drive control's drive duct.
Check hose and compression
connections.
Replace or lubricate the O-ring.
Replace the O-ring.
Replace the seal.
Replace the controller.
Use undamaged fasteners of the
recommended type.
Tighten screw connections.
Replace the piston.
Replace the piston.
Correct the air pressure.
Check that a suitable, undamaged
cylinder head spring is installed. Check
whether the blow-off in the cylinder head
is blocked.