Jungheinrich EJC 14, Operating Instructions Manual

Page: 41 / 55

040
1.G
B
E 10
Wheel-arm lifting device (
o
)
A
The “Lift wheel arms” and “Lower wheel arms” can be used to perform the lifting or
lowering movement with a fixed speed.
f
To ensure the stability of the truck, the wheel arms will be automatically lowered from
a specific lifting height of the fork onwards, depending on the used hoist frame type.
From this lifting height onwards, the wheel-arm lifting device can no longer be used.
The lowering movement cannot be interrupted! (Danger of injuries)
Lifting the wheel arms
– Press the “Lift wheel arms” (7) button.
– Keep the button pressed, until the
desired lifting height has been rea-
ched.
Lowering the wheel arms
– Press the “Lower wheel arms” (6) but-
ton.
– Keep the button pressed, until the
desired lowering height has been rea-
ched.
Emergency lowering system
f
The emergency lowering system may only be used if there are no persons within the
danger zone.
If the lifting device can no longer be lowered due to a defect in the lifting control sy-
stem, the emergency lowering system has to be activated.
– Set key switch (2) to its “0” position
and set the master switch (1) to its
“OFF” position.
– Pull the battery connector
(see chapter D).
– Open the front hood
(see chapter F).
– Loosen the screw on the valve group
(17).
A
The required Allen key (2.5 mm) can be
found at the valve group.
The lifting device is lowered.
– Retighten the screw (17) after the emergency lowering procedure has been perfor-
med.
f
The truck may only be retaken into service after the required troubleshooting measu-
res were successfully performed.
6 7
17
040
1.G
B
E 10
Wheel-arm lifting device (
o
)
A
The “Lift wheel arms” and “Lower wheel arms” can be used to perform the lifting or
lowering movement with a fixed speed.
f
To ensure the stability of the truck, the wheel arms will be automatically lowered from
a specific lifting height of the fork onwards, depending on the used hoist frame type.
From this lifting height onwards, the wheel-arm lifting device can no longer be used.
The lowering movement cannot be interrupted! (Danger of injuries)
Lifting the wheel arms
– Press the “Lift wheel arms” (7) button.
– Keep the button pressed, until the
desired lifting height has been rea-
ched.
Lowering the wheel arms
– Press the “Lower wheel arms” (6) but-
ton.
– Keep the button pressed, until the
desired lowering height has been rea-
ched.
Emergency lowering system
f
The emergency lowering system may only be used if there are no persons within the
danger zone.
If the lifting device can no longer be lowered due to a defect in the lifting control sy-
stem, the emergency lowering system has to be activated.
– Set key switch (2) to its “0” position
and set the master switch (1) to its
“OFF” position.
– Pull the battery connector
(see chapter D).
– Open the front hood
(see chapter F).
– Loosen the screw on the valve group
(17).
A
The required Allen key (2.5 mm) can be
found at the valve group.
The lifting device is lowered.
– Retighten the screw (17) after the emergency lowering procedure has been perfor-
med.
f
The truck may only be retaken into service after the required troubleshooting measu-
res were successfully performed.
6 7
17