OPERATING INSTRUCTIONS RH 40 F Operation Locking the superstructure
Track parking brake The excavator is equipped with two track brakes integrated in the track drives.
The superstructure can only be locked in the BASIC POSITION.
The track brakes are parking brakes which relieve the hydro-static travel drives during working operation and which protect the excavator against rolling forwards and backwards.
Lock the superstructure and the undercarriage !
when travelling over longer distances (more than 1 km)
!
during transport. Locking the superstructure (Fig. 2-58:)
To do so: " Take locking bar (18) out of the tool box. " Slew superstructure slowly until the hole in superstructure is in alignment with with lugs (16). " Push locking pin (18) and recure with screws. Fig. 2-59:
The brakes are controlled by means of the travel pedals (112 and 113, Fig. 2-59:). In neutral position of the pedals, the brakes are applied and the excavator is braked. During travelling, the brakes are released.
Fig. 2-58:
After travelling or after transport, " remove locking pin and place back into the tool box.
Fig. 2-60:
When the excavator is stationary, the brakes can be applied with switch (74, Fig. 2-60:).
2-56
BA RH40F(3 668 020.01)-EN
