Pneumatic Air Coil Nailer
E&OE
© 2017 Unimac
12
PROBLEM
CAUSE
SOLUTION
Feed hook is sticking.
Nail length is not correct with the
loading space of the nail housing.
Weld wires in the nail coil are
broken.
Tool runs slowly or has
power loss
Tool is too dry and lacks
lubrication.
The spring in the cylinder cap is
damaged.
Tool has foreign matter lodged
between the piston assembly and
the cylinder.
The cylinder has not been
assembled to home position.
O-ring on the valve is dry after
disassembly.
Air pressure is too low.
Driver is worn (sort)
Inner diameter of the hose is too
small
Use pneumatic tool oil.
Replace the spring in the cylinder cap.
Disassemble/Clean/Lubricate.
Reassemble after disassembling.
Reassemble after lubricating.
Increase the air pressure, but don't exceed 120
PSI (8.3 bar).
Replace the piston assembly.
Use a bigger inner diameter for the hose.
Fasteners are jammed
Fasteners are of the wrong size.
Weld wires in the nail coil are
broken.
Use recommended fasteners.
Stop using the tool.
