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0923 IH-3532
TROUBLESHOOTING
OPERATING ISSUE
CAUSES
RECOMMENDATIONS
Trigger valve housing leaks air
Trigger valve stem leaks air
O-Ring cut or cracked
O-Ring/seals cut or cracked
Replace O-Ring
Replace trigger valve assembly
Frame/piston rod leaks air
O-Ring
Replace O-Ring
Frame/cap leaks air
Damaged O-Ring
Loose cap screws
Broken piston
Replace O-Ring
Tighten and recheck
Replace piston
Lack of power; slow to cycle
Tool dry, lacks lubrication
O-Rings/seals cut or cracked
Exhaust blocked
Trigger assembly work, leaks
Dirt/tar buildup on driver
Air pressure too low
Worn or misadjusted cycle lever
Use Bostitch Air Tool Lubricant
Replace O-Rings/seals
Check bumper, head valve spring
Replace trigger assembly
Disassemble nose/driver to clean
Check air supply equipment
Adjust adjustment nut or replace
adjustment lever
Skipping fasteners,
Intermittent feed
Tar/dirt in driver channel
Air restriction/inadequate air flow through
quick disconnect socket and plug
Worn piston O-Ring/piston
Tool dry, lacks lubrication
Low air pressure
Loose magazine nose screws
Leaking head cap gasket
Trigger valve O-Ring cut/worn
Broken/chipped driver
Worn anvil/pusher
Broken pusher spring
Worn former
Dry/dirty magazine
Disassemble and clean nose and
driver
Replace quick disconnect fittings
Replace O-Ring/piston
Use Bostitch Air Tool Lubricant
Check air supply system to tool
Tighten all screws
Tighten screws/replace gasket
Replace O-Ring
Replace driver (check piston O-Ring)
Replace anvil/pusher
Replace pusher spring
Replace former
Clean/lubricate use Bostitch Air Tool
Lubricant
Fasteners jam in stapler
Driver channel worn
Wrong size fasteners
Bent fasteners
Loose magazine nose screws
Broken/chipped driver
Worn former
Worn anvil/pusher
Replace nose/check door
Use only recommended fasteners
Discontinue using these fasteners
Tighten all screws
Replace driver
Replace former
Replace pusher
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