11- ENG
PROBLEM
CAUSE
CORRECTION
Lack of power; slow
to cycle
Tool dry, lacks lubrication
Use Air Tool Lubricant
Broken cylinder cap spring
Replace cap spring
O-rings/seals cut or cracked
Replace O-rings/seals
Exhaust blocked
Check bumper, head valve
spring, muffler
Dirt/tar build up on driver
Disassemble nose/driver
to clean
Cylinder sleeve not seated
correctlyon bottom bumper
Disassemble to correct
Head valve dry
Disassemble/lubricate
Air pressure too low
Check air supply
equipment
Skipping fasteners;
intermittent feed
Worn bumper
Replace bumper
Tar/dirt in driver channel
Disassemble and clean
nose and driver
Air restriction/inadequate air
flow through quick disconnect
socket and plug
Replace quick disconnect
fittings
Worn piston O-ring
Replace O-ring, check
driver
Tool dry, lacks lubrication
Use Air Tool Lubricant
Damaged pusher spring
Replace spring
Low air pressure
Check air supply system
to tool
Loose magazine nose screws
Tighten all screws
Fasteners too short for tool
Use only recommended
fasteners
Bent fasteners
Discontinue using these
fasteners
Wrong size fasteners
Use only recommended
fasteners
Leaking head cap gasket
Tighten screws/replace
gasket
Broken/chipped driver
Replace driver (check
piston O-ring)
Dry/dirty magazine
Clean/lubricate use Air Tool
Lubricant
Worn magazine
Replace magazine
Fasteners jam in tool
Driver channel worn
Replace nose/check door
Wrong size fasteners
Use only recommended
fasteners
Bent fasteners
Discontinue using these
fasteners
Loose magazine/nose screws
Tighten all screws
Broken/chipped driver
Replace driver