46
Operator's instructions
4. Controls
Sector Activity
J
Deactivates drilling (low percussion, rotation and
low feed). Does not deactivate flushing air.
K
Activates full drilling (high percussion, rotation, flushing air and
high feed)
Table 21: Functions during collaring
Sector Activity
J
Activates collaring (low percussion, rotation, flushing air and low
feed)
K
Deactivates drilling (percussion, rotation and feed). Does not
deactivate flushing air.
Table 22: Functions during full drilling
Right-hand multifunction lever-proportional function
Right-hand multifunction lever
Sector Activity
X
Rotation
K
Feed:
Sector L and M have a proportional function for rotation
and feed
Move the lever to F via sector D and E for full auto-drilling.
Move the lever to F via sector D, E and J for collaring.
Move the lever via sector L, M and J for proportional rotation
and feed during collaring.
Sector F locks self holding in collaring mode. Set values
for rotation, low feed, low per-
cussion are locked