TM 5-3810-306-20
c. Extend and set the outriggers raising the wheels
off the ground. (Refer to TM 5-3810306-10.)
d. Activate the REAR STEER control lever to either
LEFT or RIGHT and hold momentarily with the
wheels fully turned.
e. Note the maximum reading on pressure gauge.
If reading is not 2500 psi (17,238 kPa/172.3 bar),
adjust relief valve.
f.
Center rear wheels, retract and stow the
outriggers. (Refer to TM 5-3810-306-10.)
g. Shut down engine.
h. Remove pressure gauge and install plug in
pressure test port.
6.
CHECK THREE SECTION VALVE BANK (MAIN
HOIST BOOST/AUX HOIST/LIFT BOOST) (10)
RELIEF VALVE SETTING.
a. Remove plug (11) from pressure test port and
connect flexible hose and pressure gauge.
b. Disconnect aux hoist brake release line using
the quick disconnect (outer line entering the
brake housing). This will prevent release of the
brake.
c. Start engine and run at maximum rpm. (Refer to
TM 5-3810-30610.)
d. Activate AUX HOIST control lever fully to DOWN
and hold momentarily.
e. Note the maximum reading on pressure gauge.
If reading is not 2700 psi (18,617 kPa/186.1 bar),
adjust relief valve.
f.
Shut down engine.
g. Remove pressure gauge and install plug in
pressure test port.
h. Reconnect aux hoist brake release line quick
disconnect.
7.
INTEGRATED OUTRIGGER CONTROL VALVE
(12) RELIEF VALVE SETTING.
a. Disconnect retract line from any one of the jack
cylinders and install pressure gauge in this line.
b. Start engine and run at maximum rpm. (Refer to
TM 5-3810-30610.)
c. On outrigger control panel, position the toggle
switch to RETRACT and hold momentarily.
d. Note the maximum reading on pressure gauge.
If reading is not 2500 psi (17,238 kPa/ 172.3
bar), adjust relief valve.
e. Shut down engine.
f.
Remove pressure gauge and connect retract line
to jack cylinder.
END OF TASK
16-58
