
REFER TO PARTS SCHEMATIC FOR PROPER ASSEMBLY OF PARTS
– Overdriving of fasteners – Excessive power – Change to the next lower power
level load color and number.
– Soft base material – Check base material (see page 3)
– Tool fails to fire – Failure to depress – See “Tool does not completely
completely depress”
– Excessive dirt buildup on – After following misfire procedure,
breech face not allowing check firing pin indentation on
proper penetration of load and clean breech face.
firing pin
– Firing pin and/or breech – Replace damaged parts
damaged
– Tool does not completely – Misassembled or – Check all parts in the receiver for
depress damaged parts damage or improper assembly.
– Reduction or loss of power – Piston not being returned – The barrel must be pulled
to the full rear position completely
open to properly
position the piston.
– Worn or damaged – Replace missing, worn or
piston or piston ring damaged parts.
– Worn or broken stop pin – Replace stop pin
– Fired load will not extract – Tool not being fully opened – Barrel must be pulled out fully
to allow piston tip to eject the
load case.
– Damaged or bent piston – Replace piston
– Loose breech plug – Tighten breech plug.
– Dirt buildup in the breech – Clean breech
– Stuck powder load – Remove barrel assembly from tool
and unscrew the breech plug.
Gently push out load using a brass
rod. DANGER: If the load has not
been fired, use extreme care to
avoid causing the load to discharge.
– Piston stuck in – Piston overdriven and – Tap on a hard surface or drive
down position stuck in piston stop back with brass or lead hammer.
– Barrel opens too easily – Stop pin spring is too weak – Replace spring
– Barrel will not slide open or – Bent piston – Replace piston
is very hard to open
– Excessive dirt buildup – Disassemble & clean tool
– Stop pin damaged – Replace stop pin
– Debris jammed between – Disassemble & remove debris
barrel & receiving housing
– Chipped or damaged – Tool not being held squarely – Grind the end of the piston as
piston tip to the work surface. This shown on page 15. Grinding
allows the piston to slip off should only be done by a
of the head of the fastener qualified individual.
and cause piston tip damage.
TROUBLESHOOTING
TROUBLESHOOTING
11
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