TM 55-1730-229-12
AG 320A0-OMM-000
TO 35C2-3-473-1
TM 1730-12/1
(1) On new switch (1) or circuit
(11) Figure FO-11 shows the main
breaker (12), set adjustment nut (5) to
flow path when hydraulic fluid is sup-
same position as switch removed for
plied by the reservoir in the aircraft
being serviced. Figures FO-12 and FO-13
proper protrusion through control panel.
show how cold fluid is circulated
through the system to warm it to oper-
(2) Check switch (1) or circuit
Warming is accom-
breaker (12) orientation and install
ating temperature.
plished by opening the HIGH PRESSURE
positioning washer (4) on top of nut
BYPASS valve slightly--heat is generated
(5).
by the friction of forcing the fluid
through a small opening.
(3) Insert switch (1) or circuit
shows the flow while bleeding air from
breaker (12) through hole in panel. En-
the system. This same flow applies when
sure that positioning washer (4) tab
filling or adding fluid to the system.
engages positioning hole in panel.
SWITCHES AND CIRCUIT BREAKER.
(4) Install washer (3) and nut
(2).
NOTE
(5) Connect wires to switch (1) or
circuit breaker (12).
See table 4-2, Malfunction 80 for
test.
(6) Position electrical panel (22,
figure 4-66) and install three bolts
a.
Remove.
(See figure 4-66.)
(21, and standoffs (3).
(1) Disconnect battery. Refer to
(7) Install three screws (1) to
secure right side of panel (22) to
frame.
(2) Open hydraulic control panel
access door.
(81 Close hydraulic control panel
access door.
(3) Remove three screws (1) secur-
ing right side of electrical panel (22)
(9) Reconnect battery cable.
to frame.
(4) Remove three bolts (2) and
standoffs (3) securing left side of
HOURMETER.
panel (22).
NOTE
(5) Tilt electrical panel (22) to
the right to gain access to switch and
See table 4-2, Malfunctions 9 and
circuit breaker terminals.
10 for test.
(6) Tag and remove wires from
(See figure
a.
Remove Indicators.
switch (1, figure 4-67) or circuit
breaker (12).
(1) Disconnect battery. Refer to
(7) Remove retaining nut (2) and
washers (3) and remove switch or circuit
breaker from panel.
(2) Perform steps (2) through (5)
Install.
b.
(See figure 4-67.)
