80
Starting crane operation
Operator's Manual GB
5.3.1
Operate the boom system
•
HIAB 358 / 408 / 418:
1.
Turn the pin and pull it out
①
.
2.
Raise the first boom
②
until BDA allows
you to operate the second boom or
β
>135º.
3.
Check that the parking pin
"A"
is in the
correct position. There should be no contact
between the tip of the pin
"A"
and the
parking support
"B"
, as shown in
③
. If
needed, move the second boom against the
first boom slowly.
CAUTION
Take care not to damage the parking pin and
parking support during these operations.
4.
Extend the first extension
④
until parking
pin
"A"
comes free of the parking support
"B"
and plate
"C"
is shown.
5.
Raise the second boom
⑤
.
CAUTION
Pay careful attention not to damage the slew-
ing motors.
6.
Slew the crane to the working position. The
crane is now ready for use.