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Operating Instructions and Parts Manual
Troubleshooting Guide
Stop using nailer immediately if any of the following problems occur. Serious personal injury could result.
Any repairs or replacements must be done by a Qualified Service Person or Authorized Service Center.
SYMPTOM
Air leaking at trigger valve
Air leaking between housing
and nose
Air leaking between housing
and cap
Nailer skips driving nail
Nailer runs slow or has loss of
power
Nails are jammed in nailer
Low nail indicators not
working
CAUSe
O-rings in trigger valve housing are
damaged
1.
Damaged O-rings and / or seals
2.
Damage to bumper
1.
Loose screws
2.
Damaged gasket
1.
Worn bumper
2.
Dirt in nose piece
3.
Dirt or damage prevent nails or
pusher from moving freely in
magazine
4.
Damaged pusher spring
5.
Inadequate air flow to nailer
6.
Worn O-ring on piston or lack of
lubrication
7.
Damaged O-ring on trigger valve
8.
Air leaks
1.
Nailer not lubricated sufficiently
2.
Broken spring in cylinder cap
3.
Exhaust port in cap is blocked
1.
Guide on driver is worn
2.
Nails are not correct type
3.
Nails are bent
4.
Magazine or nose screws are loose
5.
Driver is damaged
6.
Nails loaded incorrectly
1.
System power switch not turned on
2.
Batteries need to be replaced
3.
Components not properly replaced
during re-assembly after customer
maintenance
SOLUTION
Replace O-rings. Check operation of Work Contact
Element (WCE)
1.
Replace O-rings and / or seals
2.
Replace bumper
1.
Tighten screws
2.
Replace gasket
1.
Replace bumper
2.
Clean drive channel
3.
Clean magazine
4.
Replace spring
5.
Check fitting, hose, or compressor
6.
Replace piston seals
7.
Replace O-rings
8.
Tighten screws and fitings
1.
Lubricate nailer
2.
Replace spring
3.
Replace damaged internal parts
1.
Replace guide
2.
Use only recommended nails
3.
Replace with undamaged nails
4.
Tighten screws
5.
Replace driver
6.
Review Loading / Unloading section of manual
1.
Turn switch on
2.
Replace batteries (see "Changing batteries"
section)
3.
Review parts view for assistance in proper re-
assembly
CHN70899
17
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