Troubleshooting - Bosch FNS138-23 Operating/Safety Instructions Manual

BM 2610021333 01-13_BM 2610021333 01-13.qxp 1/11/13 8:59 AM Page 13
PROBLEM
Nailer operates, but no
nail is driven.
Nail driving action seems
slow or weak.
Tool drives nails too
deep.
Tool drives nails too
shallow.
Tool skips nails or has
intermittent feed.
Nails jam frequently.
Driven nails are bent or
not fully driven.
Nails driven properly
during normal operation,
but does not drive fully at
faster nailing speeds.

Troubleshooting

SYMPTOMS
• Check for a jam.
• Check function of nail follower.
• Follower springs weakened or damaged?
• Check for proper nails.
• Verify tool is loaded.
• Check air pressure is in operational range.
• Driver blade worn?
• Piston O-ring worn or damaged?
• Bumper worn?
• Check recommend hose diameter and length.
• Check air pressure.
• Check bumper wear.
• Check air pressure.
• Check recommend hose diameter and length.
• Check for proper nails.
• Check function of magazine per page 7.
• Follower spring weakened or damaged?
• Piston O-ring cut or heavily worn?
• Check for proper nails.
• Driver blade worn?
• Check inside diameter of air hose.
• Check suitability of compressor.
• Clear a jam.
• Clean and lubricate.
• Replace follower spring.
• Use only recommended nails.
• Reload tool.
• Increase air pressure (Do not exceed 100 psi).
• Use pneumatic tool lubricant.
• Contact BOSCH for replacement or repair.
• Replace Bumper.
• Follow recommendations.
• Check hose for kinks.
• Reduce air pressure. Min. Operational
pressure 60 psi.
• Replace bumper.
• Increase air pressure. Max. Operational
pressure 100 psi.
• Follow recommendations.
• Check hose for kinks.
• Use only recommended nails.
• Clean and lubricate.
• Replace follower spring.
• Contact BOSCH for replacement.
• Use only recommended.
• Contact BOSCH for replacement.
• Use correct air hose.
• Use correctly sized compressor for number of
tools used and work rate.
13
RESOLUTION