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TM 11-5820-890-30-5
4-68. REPLACEMENT
Tools:
OF DIODE CR6.
Torque screwdriver
Cross tip screwdriver
Flat tip screwdriver
Soldering kit
Expendable Supplies:
Sealing compound, grade H
Cotton swabs
Alcohol
Solder
References:
Paragraph 4-62 for removal and installation of circuit breaker CB1.
ITEM
ACTION
REMARKS
REMOVAL
a. Mounting adapter
Set on work surface with left side toward
you.
b. Side access cover (16)
Remove and retain.
c. Relay K1 (15)
Using cross tip screwdriver, remove and
retain two screws (16), Iockwasher, and
terminal lugs securing relay K1 (15) to
power control chassis (8). Remove and
retain relay K1.
d. Diode CR6 (17)
INSTALLATION
e. Diode CR6 (17)
f.
Relay K1 (15)
Side access
g.
cover (16)
4-184
Note polarity. Using soldering kit, desolder
defective diode CR6 (17) from leads X1
and X2 of relay K1 (15). Remove and
discard defective diode CR6.
Note polarity. Using soldering kit, solder
replacement diode CR6 (17) to leads X1
and X2 of retained relay K1 (15).
Position retained relay K1 (15) on power
control chassis (8). Using cross tip screw-
driver, install two retained screws (29),
Iockwasher, and terminal lugs securing
relay K1 (15) to power control chassis (8).
Install.
Refer to paragraph 4-62
for removal procedures.
See figure 4-19.
Before and after soldering,
clean solder joints with
alcohol and cotton swabs.
Apply one drop of grade H
sealing compound to
threads of two retained
screws before installation.
See figure 4-14. This was
removed in step b.
Refer to paragraph 4-62 for
installation procedures.
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