Operation 4
Procedure in emergencies
6219_003-128
3
Emergency lowering
If the hydraulic controller fails whilst a load
is raised, emergency lowering can be per-
formed. An emergency lowering screw is
located on the valve block (3) for this purpose.
DANGER
There is a risk of fatal injury from
falling loads or parts of the truck being
lowered.
– Do not walk beneath the raised
load.
– Adhere to the steps detailed below.
– Remove the lid (1) on the right-hand side
of footwell panelling near the accelerator
pedal.
– Remove the hexagon socket wrench (2)
from the compartment on the right next to
the driver's seat.
– Using the hexagon socket wrench, turn the
emergency lowering screw (3) a maximum
of 1.5 revolutions to loosen it.
WARNING
The load is lowered!
The lowering speed is regulated by unscrewing the
emergency lowering screw.
– Note the list of points below.
The following applies:
• Tightening torque:
Max. 2.5 Nm
• When unscrewed a little:
The load lowers slowly
• When unscrewed a lot:
The load lowers quickly
After lowering:
– Screw the emergency lowering screw in
again.
– Return the hexagon socket wrench to the
support mounting in the compartment.
– Refit the lid.
563
68011531 EN - 06/2019 - 02 301
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