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 TM 55-1925-273-10-2
0138 00
Table 1. Preventive Maintenance Checks and Services Chart (continued)
ITEM INTERVAL MAN-
ITEM TO BE
PROCEDURE
EQUIPMENT
NO.
HOUR
CHECKED OR
NOT READY/
SERVICED
AVAILABLE IF:
Main Switchboard
in EOS (SSDG 1 or
SSDG 2 operating)
41
During
0.2
Hertz Meters
The meter should read 60 Hz.
Meter is inoperative
42
During
0.2
AC Ammeters
Check that meter reading is free and
Meter is inoperative
proportional.
43
During
0.2
AC Volts Meters
The meter should read 440 5.
Meter is inoperative
44
During
0.2
AC Watt Meter
Check that meter reading is free and
Meter is inoperative
proportional.
Main Switchboard
AC Ammeter
AC Ammeter
Hertz
AC Volts
Hertz
Meter
AC Volts
Meter
Meter
Meter
AC Watt Meter
AC Watt Meter
0138 00-18
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