TM 11-5820-890-30-4
13-32. REPLACEMENT OF TB1 TERMINAL BOARD. Continued
ITEM
ACTION
REMARKS
INSTALLATION Continued
l. Heat sink
assembly (2)
13-33. REPLACEMENT
Tools:
Install retained heat sink assembly on
power supply adapter chassis (1).
OF CR2 DIODE ON K1 RELAY.
Cross tip screwdriver
Lead measuring and
Flat tip screwdriver
Needle nose pliers
Torque screwdriver
Flush cutting pliers
Soldering kit
Expendable Supplies:
Cotton swabs
Alcohol
Solder
References:
Refer to
for heat
forming tool
Paragraph 13-17 for removal and installation of the heat sink assembly (8A1).
paragraph 13-17
sink installation.
ITEM
ACTION
REMARKS
REMOVAL
a.
b.
c.
d.
e.
Heat sink assembly (2)
Power supply adapter
chassis (1)
Two screws, flat
washers, and
Iockwashers (11)
Diode (9) leads
D i o d e ( 9 )
INSTALLATION
f.
Diode (9)
g.
Diode (9) leads
Remove and retain heat sink assembly
Refer to paragraph 13-17
from power supply adapter chassis (1).
for heat sink removal.
See figure 13-2.
Set upside down on work surface with
front toward you. See figure 13-6.
Use cross tip screwdriver. Remove and
retain two screws and flat washers se-
curing the K1 relay (10) to the chassis.
Discard Iockwashers.
Tag location of the diode leads soldered
to pins on the K1 relay (10). Use solder-
ing kit. Desolder each lead from the relay.
Remove and discard defective diode.
Obtain replacement diode.
Use lead measuring and forming tool.
Measure the center-to-center dimension
between mounting leads of component
at replacement site and form the leads
to this dimension.
13-53
