Repair. A voltage regulator that fails to pass
the above test must be removed
General. This paragraph provides instructions
procedures for Voltage Regulator
NSN: 6115-00-764-7621; P/N
Removal. Using figure 4-67 in Organizational
Maintenance as a guide, remove
the Voltage Regulator as follows:
Tag and disconnect all electrical
Remove four (4) screws and
Remove the Voltage Regulator.
Test Equipment and Material Required:
Multimeter-TS 352 B/U, AN/URM-
105 or equivalent.
Resistor, Fixed: 30 OHMS + 10%,
120 Watt rating.
Rheostat, Variable: 750 OHMS +
10%, 2 Watt rating (Rheostat
supplied with serviceable Voltage
Soldering Iron: Small tip, 33
Watts maximum rating.
Varnish, MIL-I-24092, Grade CA,
Solder, Rosin Core.
Variable Voltage Source: 0-150
Volts AC, 60 Hz., 0-5 Ampere,
Extreme care should be taken while conduting tests involving
use of the 0-150 Volt, 60 Hz. source, for
safety of personnel and to prevent
damage to equipment being used.
While using a soldering iron, caution should be exercised to
prevent damage to components and
printed circuit board, from excessive or
prolonged applied heat. Damage could
result to replacement items, rendering
them unsuitable for operation.
Change 8 7-13