29
ENGLISH
TROUBLESHOOTING
Tool skips fasteners, feeds
intermittently
Foreign matter between the small piston
and small cylinder. Damaged pusher spring
Disassemble, clean & lubricate
O-ring on the small piston is worn and
damaged
Check/replace O-ring & lubricate
Tool dry, lack of lubrication
Use pneumatic tool oil
Spring on the small piston is damaged
Replace small spring
Air pressure too low
Increase air pressure, but don't exceed120
PSI
Body/nose connecting screw is loose
Tighten all screws
Stop hook can't stop fasteners
Replace the taper spring on the stop hook
Bent fasteners
Use recommended fasteners
Wrong size fasteners
Use recommended fasteners
Gasket is damaged
Replace gasket/tighten screw
Small piston is dry
Open nail housing, place several drops of
pneumatic tool oil into the end cover hole
of the small piston
Small piston bumper is worn and damaged Replace bumper and lubricate small piston
Feed hook is binding
Clean feed hook and torsion spring
Nail length does not correspond with height
setting on lower magazine
Adjust magazine height adjusting knob on
the lower magazine
Weld-wires in nail coil broken
Discard coil
PROBLEM
CAUSE
SOLUTION
Runs slowly or has power
loss
Tool dry, lack of lubrication
Use pneumatic tool oil
Spring in cylinder cap damaged
Replace spring in the cylinder cap
Foreign matter between the piston
assembly and cylinder
Disassemble, clean & lubricate
Cylinder is not assembled to home position Reassemble after disassembling
O-ring on the valve is dry after disassembly Lubricate and reassemble
Air pressure too low
Increase air pressure, but don't exceed
120 PSI
Driver is worn
Replace the piston assembly
Inner diameter of hose is too small
Use larger diameter hose (3/8" minimum)
Fastener are jammed
Fasteners are wrong size
Use recommended fasteners
Weld-wires in nail coil broken
Discard coil