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Model T26416 Crown Stapler-14-
Troubleshooting
Symptom Possible Cause Solution
Air leaking at trig-
ger valve area.
1. O-rings in trigger valve housing
are damaged.
1. O-rings must be replaced
& operation of safety probe
must be checked.
Air leaking
between housing
and hose.
1. Loose screws in housing.
2. Damaged O-ring.
3. Loose air fitting.
1. Tighten screws.
2. Replace O-ring.
3. Tighten air fitting & use tef-
lon tape.
Air leaking
between housing
and cap assembly.
1. Damaged seal. 1. Replace damaged seals.
Tool skips staples
while discharging.
1. Air leaks.
2. Dirt in nose.
3. Dirt or damage prevents sta-
ples from moving freely in mag-
azine.
4. Inadequate air flow to tool.
5. Worn O-ring on piston or lack
of lubrication.
6. Damaged O-rings on trigger
valve.
7. Cap seal leaking.
1. Tighten screws and fittings.
2. Clean nose.
3. Clean magazine and
inspect/repair damage.
4. Check fitting, hose, com-
pressor & air pressure.
5. Replace piston O-ring.
Lubricate.
6. Replace trigger valve
O-rings.
7. Replace cap seal.
Tool runs slowly
or has a loss of
power.
1. Stapler is not sufficiently lubri-
cated.
2. Broken spring in cap assem-
bly.
3. Exhaust port in cap is blocked.
1. Lubricate stapler.
2. Replace spring.
3. Clean or replace damaged
internal parts.
Fasteners frequent-
ly jam the stapler.
1. Staples are the wrong size.
2. Staples are bent or dirty.
3. Magazine or nose screws are
loose.
4. Driver or driver guide are worn
or damaged.
1. Use correct staples.
2. Use undamaged, clean sta-
ples.
3. Tighten magazine.
4. Replace worn or damaged
parts.