STARTING HYDRAULIC SYSTEMCONTINUED
rpm, set hydraulic pump PTO clutch
switch (2) to OFF, stop engine, and
Do not operate hydraulic
notify unit maintenance personnel.
system when filter bypass in-
dicator light (4) is on, except
6 When hydraulic system is not required,
under emergency conditions.
turn hydraulic system off, Push hand
throttle (1) in to idle engine at 650-700
5 Using intercommunications system, have
rpm. Set hydraulic pump PTO CLUTCH
crane operator check filter bypass in-
switch (2) to OFF. Indicator light (3) will
dicator light (4). If light is on, push hand
throttle (1) to idle engine at 650-700
OPERATING SUSPENSION LOCKOUT SYSTEM
1 Drive M578 recovery vehicle onto level
surface if possible, and bring vehicle to a
2 Start hydraulic system. Refer to page
Do not operate suspension
lockout system when vehicle
is in motion.
3 Set suspension lockout control valve
handle (1) to locked position.
4 SUSPENSION LOCKED indicator light (2)
will come on when suspension is locked.