29PI-120March 2020
Section 7: Troubleshooting
7.0 FXG2 TORNADO GUN TROUBLESHOOTING
Problem Possible Cause Remedy
Barrel won’t spin/
spins too slow
Air pressure too low Increase pressure to ≥
90 psi
Air volume insufficient Increase volume to ≥
20 cfm
Air drill internals dam-
aged/corroded from
water in air
Replace worn part
Leaks in air lines Repair leaks
Belt damaged Replace belt
HP seal bushing galled
on swivel shaft
Return for service
or polish shaft and
replace HP seal and
bushing
Swivel bearings dam-
aged
Replace bearings
Barrel bushings worn Replace bushings
Barrel bent Replace barrel
Gun gets warm Leaking HP seal Replace seal
Supply water too hot Use cooler water
Water leaks Bad connection at
nozzle head or swivel
shaft
Tighten or replace
button seal
Weep hole leak Replace HP seal
Barrel vibrates Barrel bent Straighten or replace
Bushings worn Replace bushings
Nozzles worn Relace nozzles
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