TM 11-5820-890-30-4
13-27. REPLACEMENT OF CR1 DIODE.
Tools:
Cross tip screwdriver
Soldering kit
Flat tip screwdriver
Adjustable wrench
Torque screwdriver
Expendable Supplies:
Solder
Alcohol
Cotton swabs
ITEM
ACTION
REMARKS
REMOVAL
a.
Power supply adapter
b.
12 captive screws (3)
c.
Rear access cover
d. Diode (3) wires
e.
Diode angle bracket (11)
f.
Diode (3), flat washer,
and Iockwasher
INSTALLATION
g.
Diode (3) and
Iockwasher
h. Diode (3), flat washer,
and Iockwasher
i.
Diode angle bracket (11)
j.
Diode (3) wires
k.
Rear access cover
13-44
Set on work surface with rear toward
you. See figure 13-4.
Use fiat tip screwdriver. Fully loosen and
inspect for damage. if damaged, obtain
replacement.
Remove from chassis to allow access to
CR1 diode (3), and retain. See figure 13-5.
Tag the location of all wires on defective
diode. Use soldering kit. Desolder each wire
from the diode.
Use cross tip screwdriver. Remove and
retain three screws and fiat washers (12)
securing diode angle bracket (11) to chassis.
Use adjustable wrench. Remove the diode,
flat washer, and Iockwasher from the pow-
er supply adapter chassis. Retain the flat
washer and discard the defective diode
and Iockwasher.
Obtain replacement diode and lockwasher.
Use adjustable wrench. Install and hand
tighten replacement diode, lockwasher,
and retained flat washer on power supply
adapter chassis.
Use cross tip screwdriver. Install and
These were removed in
tighten three retained screws and fiat
step e.
washers (12) securing diode angle
bracket (11) to chassis.
Use soldering kit. Solder tagged wires to
Before and after soldering,
correct terminals on diode, and remove
clean wires and diode
wire tags.
terminals with alcohol and
cotton swabs.
Position retained rear access cover on the
power supply adapter chassis.
