| Tweet |
Custom Search
|
|
|
||
 TM 55-1905-223-24-18-1
Repair Ship Service Switchboard Indicators, Meters, Switches, Variable
Resistor, Rheostat, and Circuit Breaker.
a. Disassembly, b. Repair, c. Assembly, d. Test.
This task covers:
INITIAL SETUP
Equipment Condition
Tools
Power to ship service switchboard OFF,
Tool kit, electrician's,
locked out, and tagged "Out of
Service - Do Not Operate".
All switchboard circuit breakers OFF.
Materials/Parts
Voltmeter P/N 50-103021PZRX
Watt meter P/N 50-103221ARBU7CNA
Ammeter P/N 50-103131LSSS
Synchroscope P/N 50-106452AAAA
Frequency meter P/N 50-103372ANAN
Incandescent lamp P/N 6S6-6-120V
Light lens P/N 80-0535-300
Indicator lamp P/N S14
Variable resistor, P/N 534
Rheostat P/N SA502A
Rotary switch P/N 6SB1CA20
Rotary switch P/N 6SB10G15
Rotary switch P/N 6SB1CF23
Rotary switch P/N 6SB1AA1 (Mod)
Manual voltage regulator P/N MVR-1
Circuit breaker P/N AKR-6D-50
Warning tags, Item 1, Appendix C
WARNING
Electrocution, serious injury, or equipment
damage can result from contact with live
e l e c t r i c a l circuits. Before beginning work
on electrical systems, ensure electrical
power is OFF, locked out and tagged to
prevent turn on during maintenance.
DISASSEMBLY
For disassembly of light lenses (2, 7, 9, and 10, FIGURE 2-211), meters (1,
a.
3, 5, 6, and 17), and rotary switches (11, 12, 14, and 15) r e f e r to paragraph
Change 1
|
||
|
||
