Rotor Shaft Failure & Repair
The worn out bearing seat on pinion shaft.
Cause local vibration to compressor package!
Hitachi Twin Screw Compressors
1. If Rotor Shaft is Broken.
2. Worn out shaft, usually on DE bearing seat.
1. Broken Rotor Shaft
Replaceable Rotor Shafts
Replaced Rotor shaft
2. Worn out DE side of bearing seat
After Metalizing and machine to Rotor shaft
If your faced any of the above problems, We have the solution for you .
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Sample of Atlas Copco GA75 Rotor Shaft failure at gear box:
Note the fail Drive gear & rotor shaft!
A close-up picture!
Peel of part of drive-end Rotor Shaft near key way?
Finally, the Drive shaft Shaft -- Exposed!