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Anytime any maintenance or repairs are done, FIRST:
1.
Disconnect the Nailer/Stapler from the air hose.
2.
Empty Magazine A (61) completely.
3.
Attempt to fire the Nailer/Stapler into a piece of scrap wood to ensure that it is
disconnected and is incapable of firing any staples.
Always leave Magazine A (61) open during maintenance. The Magazine is spring-
4.
loaded and may cause parts or a fastener to fly out of the Nailer/Stapler.
Stop using the Nailer/Stapler immediately if any of the following problems occur.
Repairs and part replacements must be done only by a qualified technician.
All procedures in bold on this chart are to be attempted only be a qualified techn ician.
Problem
Air leaking at Trigger area.
Air leaking between
Housing and Nose.
Air leaking between
Housing and Cap (4).
Runs slowly or has power
loss.
Tool skips a nail.
Fasteners are jammed.
Nailer/Stapler will not drive
down tight.
Blade driving fastener too
deeply.
All procedures in bold on this chart are to be attempted only be a qualified technician.
SKU 97525
For technical questions, please call 1-800-444-3353.
40115
Troubleshooting Guide
Likely Cause
O-Rings in Valve Body (92) are
damaged.
1.
Loose screws in Housing.
2.
Damaged O-Rings/Bumper (85).
1.
Loose screws.
2.
Damaged Gasket (9).
1.
Insufficient oil.
2.
Broken Spring in Cylinder Cap
(4).
3.
Exhaust is blocked.
1.
Worn Bumper (85) or damaged
Pusher Spring.
2.
Dirt in Driver Guide (52).
3.
Inadequate airflow to Nailer/
Stapler.
4.
Worn or dry O-Ring on Piston.
5.
Damaged O-Ring on Trigger
Valve.
6.
Cap Gasket (9) leaking.
1.
Guide on driver is worn.
2.
Fasteners are wrong size or
damaged.
3.
Magazine or Nose screws are
loose.
4.
Driver (17A) is damaged.
1.
Rounded Driver (17A) slipping
off fastener crown.
2.
Lack of air pressure.
3.
Slow cycling and loss of power.
Worn Bumper (85) and/or Piston
Spacer.
Solution
Replace O-Rings and check contact
trip operation.
1.
Tighten screws.
2.
Replace O-Rings or Bumper (85).
1.
Tighten Screws.
2.
Replace Gasket (9).
1.
Lubricate as instructed.
2.
Replace Compression Spring (8).
3.
Clean Cap (4) or replace damaged
parts.
1.
Replace Bumper (85) or Pusher
Spring.
2.
Clean channels in Driver Guide
(52).
3.
Check hose and compressor
fittings.
4.
Replace or lubricate O-Rings.
5.
Replace O-Rings.
6.
Replace Gasket (9).
1.
Replace Guide.
2.
Use correct, undamaged Fasteners.
3.
Tighten screws.
4.
Replace Driver (17A).
1.
Replace Driver (17A).
2.
Supply correct pressure (60-100
PSI).
3.
Check Compression Spring (8) for
broken coils or reduced length.
Make sure Exhaust is clear.
Replace either or both parts.
Page 8
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