Komatsu WA600-8 Operation & Maintenance Manual page 276

MACHINE OPERATIONS AND CONTROLS
4.
Press (a) of work equipment lock switch (4) and unlock the
work equipment.
Make the work equipment lock pilot lamp on machine mon-
itor (1) go out.
5.
Operate work equipment control levers (2) and (3) to set
the work equipment to the travel posture and raise it to
height (a) of 50 to 60 cm.
6.
Depress R.H. brake pedal (5).
To move off the machine at an uphill, depress L.H. brake
pedal (6).
7.
Then set parking brake switch (7) to OFF position (b) to re-
lease the parking brake.
Keep R.H. brake pedal (5) depressed.
REMARK
When the parking brake remains applied even if the park-
ing brake switch is at OFF position (b), turn the parking
brake switch to ON position (a), then turn it to OFF position
(b) again.
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OPERATION