Cause / 006

1. Sucking air and oil. (Foamy oil causing cavitation) 2. Power unit loose on column. 3. Worn motor coupling. 4. Plugged suction filter. 5. Fan cover or motor damage. (3 Phase only).

Repair / 006

1. Change out old oil with new Hydraulic oil. 2. tighten mounting bolts. 3. Replace motor coupling. 4. Clean or replace filter. 5. Replace or repair.