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Page Title:
Removal, Replacement, and Repair of Fuseholder Assembly A6A3 |
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 TM 11-5895-1179-13 EE132-EA-OMP-010/E106 KY883 TO 31S1-2GSC-161
d.
Install the terminal board covers on A7TB1 and A7TB2.
e
Install the four plug-in-circuit card assemblies (paragraph 4-7) and the chassis cover (paragraph 5-6).
f.
Close and secure the front panel assembly.
5-8.
Removal, Replacement, and Repair of Fuseholder Assembly A6A3
a.
Release the four front panel assembly fasteners (figure 2-1) and lower the front panel assembly.
b.
Remove the terminal board cover from A7TB2 (figure 5-5). Disconnect the fuseholder assembly leads at
A7TB2 -10 and -11 (figure 5-2).
c.
Loosen the fuseholder nut and washer at the back of the front panel assembly (figure 5-3). Align the notch of
the nut with the fuseholder resistor and remove the nut and washer. Remove the fuseholder assembly.
d.
If the fuseholder assembly is to be repaired, replace the defective component. ie. Position the replacement
fuseholder assembly leads in the fuseholder mounting hole, and secure the fuseholder assembly with the
washer, and the nut.
e.
Position the replacement fuseholder assembly leads in the fuseholder mounting hole, and secure the
fuseholder assembly with the washer, and the nut.
f.
Noting color code of leads, connect the fuseholder assembly leads to A7TB2-10 and -11 (figure 5-2). Install
the terminal board cover on A7TB2.
g.
Close and secure the front panel assembly.
5-9.
Removal, Replacement, and Repair of ON/OFF Switch Assembly A6A4
a.
Remove the nut and washers which attach the ON/OFF switch assembly A6A4 to the front panel assembly
b.
Release the four front panel assembly fasteners (figure 2-1) and lower the front panel assembly.
c.
Remove the terminal board cover from A7TB2 (figure 5-5). Disconnect the ON/OFF switch assembly leads
attached to A7TB2-8 and -9 (figure 5-2) and remove the ON/OFF switch assembly.
d.
If the ON/OFF switch assembly is to be repaired, replace the defective component. Apply silicon adhesive
RTV3145, item 5, App. E to the terminals of the switch (figure 5-3).
e.
Position replacement ON/OFF switch assembly in the ON/OFF switch mounting hole. Noting color code of
leads, reconnect the leads to A7TB2-8 and -9. Install the terminal board cover on A7TB2. Install the washer
and finger-tighten the nut.
f.
Close and secure the front panel assembly. Tighten the nut.
5-10.
Removal, Replacement, and Repair of Fan Assembly A5B1
a.
Remove the chassis cover and the four plug-in-circuit card assemblies as described in paragraphs 5-6 and
4-7, respectively.
b.
Make certain capacitors A7C1 and A5AIC1 (figures 5-5 and 5-6; are discharged. Remove the terminal board
cover from A7TB1.
5-9
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