Cobra Combi - Ground Probing Operation; Engine Stopping Procedure; Drilling Operations (Cobra Combi)

12
Cobra Combi & Standard
© 2005 Atlas Copco Construction Tools AB | No 9800 0636 90 | 2005-09-16
Safety and operating instructions
Lever depressed – full engine speed
Ground probing
If the machine is started on top of long tools such
as probing rods, a starter-cord bracket must be
used to prevent the cord from damaging the fuel
tank.
Stopping the engine
Stop the engine by depressing the stop button.
Drain the fuel tank before transporting the
machine, drain also the fuel tank when the
machine is not to be used for a long period of
time.
Drilling (Cobra Combi)
Flushing
Before drilling, check that the flushing hole in the drill
steel is not blocked.
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Inserting the tool
Stop the machine. Insert the tool into the chuck and use
your foot to lock the tool retainer.
Function selector: Drilling and breaking
Drilling:
Turn the function
selector downwards.
This will engage
rotation and flushing
air.
Breaking:
To adjust the direction
of the tool blade,
first put the function
selector in the neutral
position.
Locked position:
Lock the tool blade in
the desired position
by turning the selector
upwards. The rotation
mechanism is now
locked.