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Waterpumps - REPAIR SERVICE
PTB conducts a thorough rebuild service for the waterpump's helium circuit:
- Motor bearings and O-rings replaced.
- Refrigerator crankshaft bearings, O-rings, valve seals and springs replaced.
- Refrigerator timing set for optimal cryogenic performance.
- 1st and 2nd stage displacers cleaned, vacuum baked and rebuilt.