MAN.241 Rev.5 ENG - Use and maintenance manual S23 page 105 of 127
12 Functional tests
During the commissioning of the machine,
we carried out the following functional
tests. We have tested the correct operation
of the safety systems.
• Block of the manoeuvre in case of
release of the operation lever se-
lected.
• Basket levelling allowed only when
the MEWP aerial part is set in the
rest position (pantograph on its sup-
port and telescopic boom on its sup-
port).
• Manual pump for operations in case
of emergency.
• Outriggers-boom operation inter-
lock.
• Aerial part operations block when
the MEWP is not stabilized
• Block of the return/extension of out-
riggers when the MEWP aerial part
is not set in the rest position.
• Warning light for machine stabilized.
• Warning light for electrical supply of
the MEWP.
• Warning light for aerial part use.
• Emergency buttons in control sta-
tions.
• Block valves on the cylinders.
• Pressure relief valve for the protec-
tion of the entire hydraulic circuit.
• Pressure relief valves for the protec-
tion of the individual parts of the sys-
tem.
• Fuse for the protection of the electri-
cal system.
• Load limiter device (*optional).
• Emergency electropump (*optional).