Technical Description
Scheduled Maintenance Cards
5
Dual Stage Rotary Vane Pumps User Manual/ 87-900-937-01(L) 117/140
4. Remove the securing screw (47) and remove the splash guard
(49).
5. Remove the shutter from the anti-suckback device.
NOTE
For more details on how to remove the anti-suckback device, see Unscheduled
Maintenance Card No. 104.
6. Remove the screw (102), take out the arm (101) from the rod.
7. Release the spring (106) from the rod arm (108).
8. Pull the rod (108) out of the rotary feedthrough (105) sleeve.
9. Remove the two OR gaskets (104) from the rod (108) using a
screwdriver, if necessary. Be careful not to bend the rod in doing
so.
10. Remove the sleeve (105) and remove it from the support (34)
together with its OR gasket (103).
11. Remove the hydraulic piston (100) from its seat in the body.
12. Reassemble by proceeding in the inverse order.
NOTE
When reassembling, replace all the gaskets 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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