MAN.241 Rev.5 ENG - Use and maintenance manual S23 page 53 of 127
4.6.4 Failure of electric system
In case of electrical system failure, to obtain pressure
inside the hydraulic circuit and to perform emergency
recovery of the MEWP, it is necessary the presence
of two operators and the use of manual pump.
4.6.5 Simultaneous failure of hydraulic
and electrical system
In case of simultaneous failure of hydraulic and elec-
tric system (hydraulic system failure if not available
electropump, or simultaneous failure of the hydraulic
and electrical system), to obtain the pressure inside
the hydraulic circuit, you can use the manual pump.
The manual pump lever must be inserted in the ap-
propriate position shown in Picture 20, at the right
side of the emergency control station.
Picture 20: manual pump insert.
Recovery of the aerial part:
First carry out the recovery operations of
the aerial part, to make the basket operator
safe.
1. Turn the manual pump tap (Picture 21) on the
position represented by the platform symbol
(fully to the bottom).
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