Quantcast Replace/Repair Fire Detection Control Panel with Thermostats

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. TM 55-1905-223-24-18-2
3-140. Replace/Repair Fire Detection Control Panel with Thermostats.
This task covers:
a.
Removal,
b.
Disassembly,
c.
Repair,
INITIAL SETUP :
Tools
Equipment Condition
Tool kit, electrician's,
Notify Vessel Master.
Secure power to fire detection
control panel at EP102, circuit
Materials/Parts
breaker 16.
Disconnect battery inside fire
Power supply P/N PS-35
detection control panel.
Voltmeter (meter module) P/N MM-35
Tag "Out of Service - Do Not Operate."
Zone module (3) P/N ZU-35TS
(TM 55-1905-223-10)
Storage battery P/N BM-31
Electrical bell P/N BDC-624
Power transformer (isolation)
P/N 7450-1.55
Power transformer (battery charger
transfer) P/N BC-35
Warning tags, Item 1, Appendix C
WARNING
Notify the bridge that the fire detection system will be secured
for an extended period of time for maintenance.
REMOVAL
a. Tag and disconnect electrical cables (5, 14, 15, and 16, Sheet 1).
b. Remove 12 mounting screws (3).
c. Remove fire detection control panel (1).
DISASSEMBLY
a. Tag and disconnect electrical cables (9) to power transformer (8).


 


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