Quantcast Replace/Repair Bridge Panel Assembly. - TM-55-1905-223-24-18-20509

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TM 55-1905-223-24-18-2
3-134. Replace/Repair Bridge Panel Assembly. (Figure 3-122)
This task covers:
a.
Removal,
b.
Repair,
f.
Replacement
INITIAL SETUP :
Tools
Equipment Condition
Tool kit, electrician's,
Electrical power to engine order
telegraph system secured and tagged
"Out of Service - Do Not Operate."
Materials/Parts
(TM 55-1905-223-10)
Warning tags, Item 1, Appendix C
REMOVAL
a. Remove eight round head screws (2).
b. Remove four allen head screws (3).
c. Grasp handles (4) and carefully pull panel (1) upward until electrical leads are accessible.
d. Tag and disconnect electrical leads to 28 push switches.
REPAIR
Repair at this level of maintenance is by replacement of the panel assembly.
REPLACEMENT
a. Connect electrical leads to 28 push switches and remove tags.
b. Grasp handles (4) and insert engine room panel assembly (1) into engine room control console.
c. Secure with four allen head screws (3) and eight round head screws (2).
d. Restore power to panel and remove tags.
e. Press POWER ON LAMP TEST to ensure indicators are working properly.
Change 1
3-477


 


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