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TM 11-5820-890-30-5
3-31. REPLACEMENT OF POWER SUPPLY MOUNTING BRACKET.
Tools:
3/16-inch nutdriver
Cross tip screwdriver, #0 point
Soldering kit
Adjustable
Expendable supplies:
Alcohol
References:
Paragraph
Paragraph
Paragraph
wrench
Cross tip screwdriver, #1 point
Cotton swabs
Solder
3-25 for removal and installation of test adapter from maintenance group lid.
3-29 for removal and installation of power supply CCA.
3-30 for removal and installation of voltage regulators.
Figure 3-12 for illustration of power supply mounting bracket.
ITEM
ACTION
REMARKS
REMOVAL
a.
b.
c.
d.
Power supply CCA
Voltage regulators
(55, 58, and 59)
Two nuts (28) and
washers (29)
Power supply
bracket (63)
INSTALLATION
e.
f.
g.
h.
Power supply
bracket (63)
(65)
Remove and retain.
Remove and retain.
flat
Using adjustable wrench, remove and
retain two nuts and flat washers securing
mounting bracket (63) to chassis (67).
mounting
Remove and discard defective mounting
bracket (63).
mounting
Place replacement mounting bracket (63)
Two nuts (28) and
washers (29)
Voltage regulators
(55, 58, and 59)
Power supply CCA
on chassis (67) and aline mounting holes.
flat
Using adjustable wrench, install and tighten
two retained nuts and flat washers securing
mounting bracket (63) to chassis (67).
Install.
(65)
Install.
Refer to paragraph 3-29 for
removal procedures.
Refer to paragraph 3-30 for
removal procedures.
See figure 3-12 (sheet 3).
These were removed in
step c.
Refer to paragraph 3-30
installation procedures.
Refer to paragraph 3-29
installation procedures.
for
for
3-101
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