TM 5-3810-306-34
f. Disconnect return lines from front outrigger jack
cylinders and activate cylinders to their
CAUTION
maximum down position.
When oils are changed or added,
g. Connect return lines and raise jack cylinders to
ensure
that
oils
of
different
stowed position. Refill hydraulic reservoir as
manufacturers are to MIL-L-2104
required.
grade 10.
h. Repeat steps f and g for rear outrigger jack
NOTE
cylinders.
Draining the various components will
i. Disconnect return line from telescope cylinder
require connecting a drain line in
and fully extend boom.
place of the disconnected return line.
j. Connect return line and retract boom. Refill
a. Disconnect return line from lift cylinder and raise
hydraulic reservoir as required.
boom to maximum elevation.
k. Disconnect return lines from both front steer
b. Connect cylinder return line and lower boom to
cylinders and turn front wheels to extreme right.
its stowed position. Refill hydraulic reservoir as
required.
l. Connect return lines and turn front wheels to
extreme left and then back to center. Refill
c. Disconnect return line from an outrigger
hydraulic reservoir as required.
extension cylinder and fully extend outrigger.
m. Repeat steps k and 1 for rear steering cylinders.
d. Connect outrigger return line and retract
outrigger. Refill hydraulic reservoir as required.
n. Return crane to travel mode (all cylinders
retracted and boom over the front).
e. Repeat steps c and d for remaining three
outriggers.
3. DRAIN AND REFILL HYDRAULIC RESERVOIR
WITH FRESH OIL, MIL-L-2104, GRADE 10.
CAUTION
4. START ENGINE AND OPERATE ALL CRANE
When draining the jack cylinders,
FUNCTIONS. CHECK AND REFILL RESERVOIR
always operate either both front or
AS REQUIRED.
both rear cylinders together to
prevent twisting the crane.
END OF TASK
13-116