OPERATION 3.19 TRANSFER PUMP FOR HYDRAULIC OIL
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3.19.1 OPERATING THE TRANSFER PUMP
Legend for illust. Z25265
EMARK
The illustration shows the transfer pump arrangement viewed
from center of the platform.
(1) Cock for suction oil reservoir (12)
(2) Cock for return oil collector pipe (13)
(3) Cock for back-pressure valve pipe (15)
● C - Closed
● O - Open
(4) Electric motor of the transfer pump
(5) Transfer pump
(6) Operating switch (S35) for transfer pump (4)
(8) Suction line to suction oil reservoir (12)
(9) Suction line to return oil collector pipe (13)
(10) Suction line to back-pressure valve pipe (15)
(11)
Hand wheel of main shut-off valve between suction oil
reservoir and main oil reservoir
● To OPEN the valve turn hand wheel (11) CCW to
the stop.
● To CLOSE the valve turn hand wheel (11) CW to
the stop.
A proximity switch located on the gearbox of the shut-
off valve monitors the valve position. With the valve
not fully open a corresponding message will be dis-
played on the ECS screen in the Operator’s cab.
CAUTION
Before starting the engines make sure the shut-off
valve is completely open by turning hand wheel
(11) fully to the left (CCW).
(12) Suction oil reservoir
(13) Return oil collector pipe in front of main control valves
(14) Main control valves
(15) Back-pressure valve pipe
(16) Back-pressure valve
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