Atlas Copco Secoroc YT28 Operator Instructions Manual - Page 9
Browse online or download pdf Operator Instructions Manual for Drill Atlas Copco Secoroc YT28. Atlas Copco Secoroc YT28 20 pages. Pusher leg rock drill
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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.
A. Extra blowing, water flushing off, impact and rotation off.
B. Stop position, air and water off
C. Low throttle, air to pusher leg, water flushing
D. Medium throttle
E. Full throttle
Feed control
Adjust the feed force by means of the feed control lever as follows:
A. Pushing the lever in this direction will increase feed force.
B. Pulling the lever in this direction will decrease feed force
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