Operating Method For Ripping Operations - Komatsu D155A-6 Operation & Maintenance Manual

OPERATION

OPERATING METHOD FOR RIPPING OPERATIONS

BASIC OPERATING METHOD
(1) Point in contact with ground
(2) Insert point to specified depth
(3) Ripping
(4) Start raising ripper
(5) Shank tilted back
(6) Start lowering ripper
TRACK OF RIPPER SHANK
Carry out the ripping operation as follows, passing through the points shown in the diagram above.
(1) Tilt the ripper back, lower the ripper point to the ground that the place to begin ripping, and raise the rear of the
machine.
(2) To press the decelerator pedal and lower the engine speed, set the speed range to F1, and tilt the ripper to insert
the point to the specified depth.
(3) When the ripper point reaches the specified depth, raise the engine speed to full speed and travel forward.
Tilt the shank and carry out ripping.
If the circuit is relieved even when the shank is tilted, change the shank mounting hole to the hole below and
reduce the ripping depth.
(4) After completing the ripping, travel forward, raise the shank from the bed rock, then travel in reverse.
(5) While traveling in reverse, tilt the ripper back, and when the starting point for the ripping is reached, lower the
ripper.
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OPERATION