M977 and M985 Tanker Operating Procedures
2-18. M977, M985 CRANE OPERATION (MANUAL CONTROLS).
a. Prepare Crane For Use.
Do not operate crane unless outriggers are set up.
Vehicle could turn over causing serious injury or
death. Always chock front wheels when using
Operate crane from forward or rear remote control
station if operator will not be able to see load at all
times during crane operation. Boom and load moving
out of control could cause serious injury or death.
Failure of hydraulic system will stop crane operation
and lock crane in place. If hydraulic system fails
during crane operation, refer to paragraph 2-48c.
If electrical system fails during crane operation, refer
to paragraph 2-48d for emergency shutdown
Start engine (para 2-11a or 2-11b).
Crane can operate on up to 5-degree side slope.
Position vehicle on level ground so all loading and unloading can be
done from one position.
Put transmission range selector (1 or 1.1) in N (neutral) position and
pull PARKING BRAKE control knob (2) out.