OPERATING INSTRUCTIONS
33 AU103170 H5B
RB97F067
NOTE:
Additional digging teeth combinations may be available to meet particular soil conditions. See your Astec dealer
for additional information.
BEFORE YOU OPERATE CUTTING A TRENCH
NOTE:
Know the location of all underground utilities
before starting.
1. Make sure all persons are away from the machine
before you start the engine and while you are
trenching.
2. See Starting the Engine in this manual. Start the
engine. Run the engine at 1/4 throttle until the engine
is at operating temperature.
3. After the engine has reached operating temperature,
move the machine to the work area and put the
machine in the correct position to cut the trench.
Make sure that the end of the trencher boom is
several feet beyond the starting point of the trench.
4. Align the machine to the center line of the new
trench.
5. Put the crumber (if equipped) in the TRANSPORT
position.
RH97H014
6. Adjust the engine speed to FULL throttle.
WARNING:
Be careful when working near the
side of a trench. Serious injury or death can result
if the walls of the trench fall.
WARNING:
Make sure all people are clear of the
digging chain while the digging chain is rotating.
Serious injury or death can result from contact
with the digging chain.
WARNING:
Sharp moving parts - do not remove
restraint bar. Keep clear of hazardous area. KEEP
CLEAR. Serious injury or death can result from
bodily contact.
WARNING:
Never allow anyone in the trench
while digging.
TRANSPORT
POSITION
OPERATING
POSITION
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