TM 9-6115-664-13&P
4-30.
FUEL MODULE MAINTENANCE
5.
Disconnect electrical wiring connector (4) from
electrical receptacle (5).
6.
Tag and disconnect electrical cables (6) from feed-
thru studs (7) by removing stud nuts and washers.
7.
Tag and disconnect fuel supply line (8) from fitting
(9). Tag and disconnect fuel return line (10) from
fitting (11).
8.
Remove plate (12) by removing screws (13),
lockwashers (14), and washers (15).
9.
Remove latch block (18) by removing screws (17).
10. Remove fuel module enclosure (2) from inside of
APU
enclosure
by
removing
six
bolts
(18),
lockwashers (19), and washers (20). Place fuel
module on a clean work surface for further
maintenance.
B.
INSPECTION.
1.
Inspect fuel module components for signs of leakage
and damage. Check security of all electrical and
fluid connections.
2.
Inspect fuel hoses for cuts, cracks, or deterioration.
Check for security of attachment to fittings.
3.
Inspect electrical wiring for cuts, abrasions, and bare
wire. Check wiring insulation for damage.
4.
Inspect feed-thru studs for corrosion or other
obvious damage. Check for evidence of electrical
short.
5.
Inspect fuel module cover and enclosure for dents,
cracks, corrosion, or deformation.
Figure 4-20. Fuel Module
(Sheet 2 of 4)
4-75
