Technical Description
Scheduled Maintenance Cards
5
Dual Stage Rotary Vane Pumps User Manual/ 87-900-937-01(L) 127/140
Figure 37
1. Drain off all the oil from the pump.
NOTE
For a description of how to drain off the oil, see the Unscheduled Maintenance
Card No. 102.
2. Detach the entire functional block from the pump support.
NOTE
For a description of how to separate the functional block from the support, see
the Unscheduled Maintenance Card No. 109.
3. Disassemble the discharge valves.