MAN.219 Rev.8 ENG - Use and maintenance manual S19N page 28 of 71
Picture 18: platform electrovalves on main hydraulic distributor.
2. move the tap in Picture 19 upward on the platform position.
Picture 19: tap selector for platform/stabilizers electrovalves.
3. completely remove the lead seal and unscrew the cursor of the
electrovalve 2 (Picture 18);
4. unscrew the nut of the proportional valve 1 (Picture 18) and com-
pletely unscrew the same proportional valve;
5. remove the cover and unseal the on/off valve in Picture 20 (on
back of the main distributor);
Picture 20: on/off electrovalve.
6. try to restart the engine by pulling the on/off cursor (Picture 20); if
the engine doesn’t restart, you should use the manual pump.
7. while the ground operator has to move the manual pump, another
operator can perform all the necessary operations by emergency
control station, simultaneously pushing the electrovalve cursor
highlighted in Picture 20;
WARNING! Before using the manual pump, make sure to un-
screw the bolt (Picture 21) under the proportional lever on the
emergency control station, so that the same lever stays com-
pletely lifted and blocked.
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