Troubleshooting - Grizzly H8234 Owner's Manual

troubleshooting

symptom
Air leaking at trig-
ger valve area.
Air leaking.
Tool skips nails
while discharging.
Tool runs slowly
or has a loss of
power.
Fasteners frequent-
ly jam the nailer.
Nailer does not fire. 1. Nailer is not lubricated.
Model H8234 28° Framing Nailer
possible cause
1. O-rings in trigger valve hous-
ing are damaged.
1. Loose screws in housing.
2. Damaged O-ring(s).
3. Loose air fitting.
4. Damaged housing gasket(s).
1. excessive air pressure.
2. Air leaks.
3. Dirt in nose.
4. Dirt or damage prevents nails
from moving freely in maga-
zine.
5. Inadequate air flow to tool.
6. Worn O-ring on piston or lack
of lubrication.
7. Damaged O-rings on trigger
valve.
8. Worn bumper.
9. Cap seal leaking.
1. Undersized air hose.
2. Nailer is not lubricated.
3. Broken spring in cap assem-
bly.
4. exhaust port in cap is blocked.
5. Air pressure too low.
1. Nails are the wrong size.
2. Nails are bent or dirty.
3. Magazine or nose screws are
loose.
4. Driver or driver guide are worn
or damaged.
5. Nails are wrong angle.
2. Nail is jammed in magazine or
discharge area.
3. Piston shaft is damaged.
4. Air pressure too low.
solution
1. O-rings must be replaced
& operation of safety nose
must be checked.
1. Tighten screws.
2. Replace O-ring(s).
3. Tighten air fitting & use tef-
lon tape.
4. Replace gasket(s).
1. Reduce air pressure to tool.
2. Tighten screws and fittings.
3. Clean nose.
4. Clean magazine and
inspect/repair damage.
5. Check fitting, hose, com-
pressor & air pressure.
6. Replace piston O-ring.
Lubricate.
7. Replace trigger valve O-
rings.
8. Replace bumper.
9. Replace cap seal.
1. Use a larger air hose.
2. Lubricate nailer.
3. Replace spring.
4. Clean or replace damaged
internal parts.
5. Increase air pressure.
1. Use correct nails.
2. Use undamaged, clean
nails.
3. Tighten magazine.
4. Replace worn or damaged
parts.
5. Use correct angle nails.
1. Lubricate nailer.
2. Clear nailer magazine or
discharge area.
3. Replace piston shaft.
4. Check/increase air pres-
sure.
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