HOEFLON C4 - Page 90

User manual C4 – C6
90
 Insert the key (see figure 105) in the key switch ( see figure 115)
to the right of the electrical cabinet.
 When the engine is cold, the key must first be turned to the left
and held for ten seconds to preheat the engine.
 Turn the key to the right and start the machine.
Figure: 115
 The crane functions can now be operated. The table below and figure 116 show which
control direction operates each function.
ATTENTION! It is strictly prohibited to extend the
boom outreach (by extending the mast)!
Forwards
Backwards
A
Slew to the right
Slew to the left
A1
Lower left-front outrigger
Raise left-front outrigger
B
Extend boom
Retract boom
B1
Lower left-rear outrigger
Raise left-rear outrigger
C
Extend fly jib
Retract fly jib
C1
Drive forwards to the left
Drive backwards to the left
D
Roll out winch
Roll up winch
D1
Drive forwards to the right
Drive backwards to the right
E
Raise fly jib
Lower fly jib
E1
Lower right-rear outrigger
Raise right-rear outrigger
F
Raise boom
Lower boom
F1
Lower right-front outrigger
Raise right-front outrigger
G
Extend ballast
Retract ballast
G1
Expand tracks
Retract tracks
Figure: 116