3M 3125 ユーザーズマニュアル
Trouble shooting Chart
No run
No sound
Regulator problem or constricted airline
Check Regulator
Sound
Air motor rotates
(manually)
Air motor rotates
(manually)
Vane stuck because of dirt or oil
If it won't rotate manually, service is required
Won't rotate
Motor is locked up, because of dirt
It is required overhaul
Rotates
Rotates without
Valve is dirty
Press lever repeatedly
throttle lever
Deffected valve
Replace valve or valve seat (O-ring)
O-ring is damaged
Replace O-ring
Loaded
Won't rotate
Won't rotate
Dirt in air motor
Overhaul
Overloading
Reduce load
Bearings are damaged
Replace bearing
Low RPM
Dirt in air motor
Lubricate, disassemble and clean
Overloading
Reduce load
Vane is worn-out
Replace the vane
Low air pressure
Air compressor's capacity is too small
Air leak
Tighten the connectors
Excessive vibration
Excess air pressure
Reduce air pressure
Parts are worn-out or damaged
Replace worn-out or damaged parts
Pad is damaged
Replace the pad
Boot is damaged
Replace the boot
Excessive noise
High frequency
High frequency
Bearings are damaged
Replace the bearing
Muffler is damaged or choked
Replace or repair the muffler
Too much backlash in gears
Ajust or replace the gears
Balancer is defect
Replace the barancer
Groam noize
Mechanical interference in motor
Overhaul
The balancer screw is loose
Tighten balancer
Shutting up
Vanes are stacking
Lubricate freely
Starting is unstable
Mechanical interference in motor
Overhaul
Balancer is defect
Tighten balancer