TM 11-5820-890-30-4
3-39. REPLACEMENT OF DIODE CR1.
Tools:
Adjustable wrench
Soldering kit
Expendable supplies:
Alcohol
Cotton swabs
Solder
References:
Paragraph 3-26 for removal and installation of test adapter from maintenance group lid.
Figure 3-12 for illustration of diode CR1, capacitor C1, and mounting bracket.
ITEM
ACTION
REMARKS
REMOVAL
a. Wires
Note positions of wires soldered to diode
CR1 (82). Use soldering kit. Desolder wires
from diode. See figure 3-12 (sheet 3).
b. Hex nut (76) and
Use adjustable wrench. Remove and retain
flat washer (77)
hex nut and flat washer securing diode CR1
(82) to mounting bracket (80).
c. Diode CR1 (82)
Remove and discard diode CR1 from mount-
ing bracket (80). Remove and retain mount-
ing hardware including items 78, 79, and 81.
INSTALLATION
d. Diode CR1 (82)
Place replacement diode CR1 with retain-
These were removed in
ed mounting hardware in correct position
step c.
on mounting bracket (80).
e. Hex nut (76) and
Use adjustable wrench. Install and tighten
These were removed in
flat washer (77)
retained hex nut and flat washer securing
step b.
diode CR1 (82) to mounting bracket (80).
f. Wires
Use soldering kit. Solder all wires to cor-
Before and after soldering,
rect positions on diode CR1 (82).
clean solder joints with cot-
ton swabs and alcohol.
3-40. REPLACEMENT OF CAPACITOR C1.
Tools:
Soldering kit
Long nose pliers
Expendable supplies:
Alcohol
Cotton swabs
Solder
References:
Paragraph 3-26 for removal and installation of test adapter from maintenance group lid.
Figure 3-12 for illustration of diode CR1, capacitor C1, and mounting bracket.
ITEM
ACTION
REMARKS
REMOVAL
a. Wires
Note positions of wires soldered to capacitor
C1 (85). Use soldering kit. Desolder wires
from capacitor. See figure 3-12 (sheet 3).
3-109
