a, Loosen the two top screws which secure the
cov;r to the front panel.
b. Remove the bottom two screws and let the
frofit panel slide down, then remove.
c. Inspect the cross current adjust control for
loo;e mounting, loose wiring, corrosion, and other
damage.
~. Inspect the terminal boards for loose mount-
ing, loose terminal connections, and other damage.
e. Inspect transformer for loose mounting,
Ioo;e connections, corrosion, and other damage.
& Inspect wiring for fraying, corrosion, and
other damage.
~. Inspect the special relay assembly for dents,
loose mounting, loose connectors, and other
damage.
~. Replace by sliding front panel under the top
two screws and securing it to special relay assembly
with bottom two screws.
i. Tighten top two screws.
3 - 1 5 2 . S p e c i a l R e l a y A s s e m b l y ( 4 0 0 H z ) I n s p e c t i o n .
a. Loosen the two top screws which secure the
cov;r to the front panel.
b. Remove the bottom two screws and let the
frofit panel slide down then remove.
c. Inspect the load sharing adjust and cross cur-
ren~ adjust controls for loose mounting, loose wiring,
corrosion, and other damage.
d. Inspect the terminal boards for loose mount-
ing~ loose terminal connections, for corrosion, and
other damage.
~. Inspect transformer for loose mounting,
loose connections, corrosion, and other damage.
f. Inspect the relays for loose mounting, loose
cofiections, corrosion, and other damage.
~. Inspect wiring for fraying, corrosion, and
other damage.
h. Inspect the special relay assembly for dents,
loo;e mounting, loose connectors, and other damage.
i. Replace front panel by sliding the panel under
the~op two screws and securing it to special relay
assembly with bottom two screws.
~ Tighten top two screws.
3 - 1 5 3 .
L o a d
M e a s u r i n g
U n i t
I n s p e c t i o n .
Inspect the load measuring unit for dents, breaks,
loose mounting, loose connector, and other damage.
S e c t i o n
X X I I .
G E N E R A T O R
A S S E M B L Y
3 - 1 5 4 .
G e n e r a l .
The generator assembly is used to generate elec-
trical power. Maintenance at the organizational
level consists of the following inspections.
3 - 1 5 5 . G e n e r a t o r I n s p e c t i o n .
a. Inspect ac generator
( f i g .
1 - 1 ) for excessive
hea~ by placing an open hand on the generator end
bell. If the hand cannot be maintained in this posi -
tion for one minute, due to overheat, refer to next
higher maintenance level.
b. Inspect ac generator frame for cracks, and
oth~r damage.
c. Listen for unusual nowes while in operation.
3 - 1 5 6 .
G e n e r a t o r
B e a r i n g
I n s p e c t i o n .
Inspect ac generator bearing by removing inspec-
tion cover plate.
Examine bearing for signs of
wear, or discoloration due to overheating.
S e c t i o n
X X I I I .
D A Y
T A N K
A N D
F U E L
F I L T E R
A S S E M B L Y
3 - 1 5 7 . G e n e r a l .
primary fuel filter prevent foreign particles from
entering the day tank.
A solenoid valve on the main
This section contains information on day tank and
tank is used to control the flow of fuel to the day tank.
fuel filter assembly. The day tank is used to gravity
The solenoid valve is controlled by the float level
feed fuel to the fuel injector pump. The fuel supplied
switch which is actuated by the level of the fuel in
to the day tank from the main tank passes through the
the day tank.
strainer and primary fuel filter. The strainer and
3 - 7 4