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Technical Description
Scheduled Maintenance Cards
114/140 Dual Stage Rotary Vane Pumps User Manual/ 87-900-937-01(L)
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. Disconnect the discharge flange from its piping.
3. Remove the nuts (3) and remove the casing from the pump (75).
4. Remove the three screws (71) connecting the closing plate (70) to
the side and take it out.
5. Remove the pump gear-wheels (69).
NOTE
A magnet may be used to remove the gear-wheels.
6. Reassemble by proceeding in the inverse order.
NOTE
When reassembling, replace all the gaskets you have stripped down.
CAUTION!
When reassembly is complete, proceed to fill the pump with oil again following
the instructions of Unscheduled Maintenance Card No. 102.
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