TM 5-3810-307-10
f.
Swing the crane 360 degrees in both directions, and bring it to rest with the
boom over one side.
NOTE
During this step, and until steps h. and i. have been
completed, visually monitor the oil in the reservoir to
ensure that no air is drawn into the pump suction
connections.
g.
Lower the boom to minimum angle, then raise it again to maximum angle, a
total of three times.
h.
With the boom at maximum angle, extend it to maximum length.
i.
Retract the boom to minimum length, then extend it again to maximum
length, a total of three times.
j.
Steer both front and rear wheels fully from right to left and back again a total
of six times each.
k.
Return the crane to travel configuration.
l.
Plug together the two hydraulic quick-disconnect fittings at the end of the
hose reel hoses.
m.
With the TELE/CLAMSHELL Selector Switch (10, Figure 5-2) in the
CLAMSHELL position, operate the foot control pedal in one direction only
until all regular oil in both hoses has been forced back into the reservoir.
n.
Drain all oil from the hydraulic oil reservoir, and remove the hydraulic oil
filter.
o.
Install a new hydraulic system filter.
p.
Remove the steering system filter.
q.
Install a new steering system filter.
r.
Remove the crane pilot control (joystick) system filter.
s.
Install a new pilot control system filter.
t.
Fill the hydraulic oil reservoir to the "FULL" level.
u.
Repeat steps c. through m. above.
