TM 11-6625-3081-23
2-33. DC POWER SUPPLY ASSEMBLY 1A4 REPAIR (cont)
2-33
INSTALLATION
d.
Install in reverse order of
removal.
END OF TASK
2.
POWER SUPPLY 1A4PS1 THROUGH 1A4PS4
REPLACEMENT
NOTE
This procedure is used to replace
any of four power supplies contained
in dc power supply assembly.
REMOVAL
a.
On front panel of dc power supply
assembly (1), remove eight screws
(2), lockwashers (3), and washers
(4), and pull out dc power supply
assembly.
b.
Locate failed power supply (5
thru 8).
2-214
c.
Remove two terminal board cover
nuts (9) and terminal board cover
(10).
NOTE
Reference designation TB1 is the same
for all four dc power supply terminal
boards.
d.
Remove seven screws (11) and
lockwashers (12) from terminal
board connections TB1-1, -2, -3,
-4, -5,
-6, and -7.
e.
Remove capacitor (13) and jumper
link (14).
