15
Troubleshooting/Repairs
Problem
Cause
Repair
Air leaking at cap
Loose screws
Tighten and recheck
Seal or gasket worn or
Replace gasket or seal
damaged
Head valve bumper worn or
Replace bumper
damaged
Air leaking at nose
Loose screws
Tighten and recheck
Bumper worn or damaged
Replace bumper
O-rings worn or damaged
Replace O-rings
Air leaking at trigger
Spring worn or damaged
Replace spring
valve assembly
O-rings worn or damaged
Replace O-rings
Fasteners jam in tool
Fasteners bent or wires broken Remove and use another
Fasteners specification wrong
Use only recommended
fasteners
Loose magazine/nose screws
Tighten all screws
Driver channel worn
Replace nose/check door
Driver broken
Replace driver
Fasteners skip
Tool dry, lacks lubrication
Use Air Tool Lubricant
Fasteners specification wrong
Use only recommended
fasteners
Loose magazine nose screws
Tighten all screws
Head cap gasket leaks air
Tighten screws or replace
gasket
Low air pressure
Check air supply system
Magazine dry or dirty
Clean or lubricate
Summary of Contents for CN-50E
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