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 TM 55-1905-223-24-18-2
3-120. Replace/Repair Isolation Control Unit. (Figure 3-108)
This task covers:
a. Inspection
b. Repair
c. Replacement
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
Electrical power to emergency steering
control units secured and tagged "Out
of Service - Do Not Operate."
TM 55-1905-223-10
Materials/Parts
Warning tags, Item 1, Appendix C
REMOVAL
a. Loosen two latch (3) screws (2).
b. Swing door (7) to the left to open.
c.
Tag and disconnect electrical power cables (5) from terminal board (4). Remove cables from control
unit.
d. Remove four hex head bolts (6).
e. Remove isolation control unit (1) from bulkhead.
REPAIR
Repair at this level of maintenance is by replacement of isolation control unit (1).
REPLACEMENT
a. Position isolation control unit (1) on bulkhead.
b. Secure with four hex head bolts (6).
c.
Install electrical power cables (5) in isolation control un-it
d. Connect cables to terminal board (4). Remove tags.
e. Close door (7).
f.
Secure door with latches (3) and screws (2).
3-424
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