TM 1-1520-238-23
9-73
9.20.
DC BUS ISOLATION DIODE REMOVAL/INSTALLATION – continued
NOTE
The following step is typical for bus isola-
tion diodes CR1 and CR2.
d. Detach wire (6) from diode (1).
(1) Remove nut (7) and washer (8) from screw
(9).
(2) Remove screw (9), washer (8), and terminal
lug (10) from diode (1).
NOTE
The following step is typical for bus isola-
tion diodes CR3 and CR4.
e. Remove bus bar W3 (11) from diode (1).
(1) Remove nut (12) from screw (13).
(2) Remove screw (13), washer (14), and bus
bar (11) from diode (1).
9.20.4. Cleaning
a. Clean removed and attaching parts (para
1.47).
9.20.5. Inspection
a. Check removed and attaching parts for dam-
age (para 9.1).
b. Check wires for wear, cuts, breaks, and dam-
aged terminal lugs (para 9.1).
c. Check removed and attaching parts for corro-
sion (para 1.49).
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M04-1417-4
6
9
8
8
7
1
10
M04-1417-2
12
1
11
13
14
