Fasteners information
Nails used in the Campbell Hausfeld NB356502 Angle Finish Nailer will also work in Sears 18329, Porter Cable DA250, Senco
SFN2B, SFN1 and SFN40 .
7
NB356502
www.chpower.com
symptom
possible Cause(s)
Corrective Action
Air leaking at trigger valve
area .
O-Rings in trigger valve housing are
damaged
Replace o-rings and check operation of Work
Contact Element (WCE)
Air leaking between housing
and nose .
1 . Damaged O-Rings
1 . Replace o-rings
2 . Damage to bumper
2 . Replace bumper
Air leaking between housing
and cap .
1 . Loose screws
1 . Tighten screws
2 . Damaged gasket
2 . Replace gasket
Nailer skips driving nail
1 . Worn bumper
1 . Replace bumper
2 . Dirt in nose piece
2 . Clean drive channel
3 . Dirt or damage prevent staples or pusher
from moving freely in magazine
3 . Clean magazine
4 . Damaged pusher spring
4 . Replace spring
5 . Inadequate air flow to stapler
5 . Check fitting, hose, or compressor
6 . Worn O-Ring on piston or lack of
lubrication
6 . Replace and lubricate o-rings
7 . Damaged O-Ring on trigger valve
7 . Replace o-rings
8 . Air leaks
8 . Tighten screws and fittings
9 . Cap gasket leaking
9 . Replace gasket
Nailer runs slow or has loss
of power
1 . Nailer not lubricated sufficiently
1 . Lubricate nailer
2 . Broken spring in cylinder cap
2 . Replace spring
3 . Exhaust port in cap is blocked
3 . Replace damaged internal parts
Nails are jammed in nailer
1 . Guide on driver is worn
1 . Replace guide
2 . Nails are not correct size
2 . Use only recommended nails
3 . Nails are bent
3 . Replace with undamaged nails
4 . Magazine or nose screws are loose
4 . Tighten screws
5 . Driver is damaged
5 . Replace driver
Troubleshooting Chart
Stop using stapler immediately if any of the following problems occur. Serious personal injury could occur.
Any repairs or replacements must be done by a Qualified Service Person or Authorized Service Center.
