Atlas Copco BBC 16W Prescriptions De Sécurité Et Instructions Pour L'opérateur page 18

Safety and operating instructions
Preparations before starting
Check the drilling equipment
Check that all of the drilling equipment is in good
♦
condition.
Check that the impact surface of the drill steel
♦
shank is flat, with no signs of wear.
Make sure that the air inlet and exhaust ports are
♦
free from obstructions.
♦ Check that the flushing holes in the drill steel and
drill bit are not blocked, and that the flushing air
and water flows through without obstruction.
♦ Make sure that the air filter (located in the air
nipple) is clean and not torn or distorted.
♦ Ensure that the fittings are tight and leak-proof.
DANGER Whipping air hose
A compressed air hose that comes loose can lash
around and cause personal injury or death
Check that the compressed air hose and the
►
connections are not damaged.
► Check that all compressed air connections are
properly attached.
Blow out the air hose
♦ Every day before using the drill, blow out the air
hose to clear it of accumulated dirt and moisture.
Fill the lubricator with oil
Check that the chuck and insertion tool shank are
♦
always covered with a film of oil.
Attaching the pusher leg to the rock drill
The pusher leg must be fixed to the rock drill by
means of the bayonet coupling.
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BBC 16W, 16WS, 34W, 34WS
Controls
Throttle lever
The rock drill is equipped with a throttle lever for
regulating both the compressed air to the percussion
mechanism and the flushing water.
Throttle valve closed (stop position).
A.
Blow-cleaning only.
B. Air to pusher leg.
Flushing water.
C.
D. Air to percussion mechanism.
Throttle lever fully open (full throttle).
E.
Extra blowing.
F.
Feed control lever
Adjust the feed force using the feed control lever as
follows:
Original instructions