TM 55-2840-251-23
7-3 IGNITION REGULATOR
7-3-3 TESTING
1.
Put test set switch SW1 to OFF.
2.
Mate test set connector CONN 1 to regulator.
3.
Mate test set LEAD 1 to one of two regulator sockets.
4.
Put test set switch SW1 to position 1, and check for
reading at test set ammeter M2. If no reading, move test
set switch SW2 to alternate position.
5.
Adjust test set rheostat VR1 to give 6.5 ±
0.5
volts at
test set voltmeter M1.
6.
After three minutes, check that ammeter reading is
6.3 to 7.3 amps M2. If not, send both tubes for testing
(Task 7-2-3).
7.
Adjust test set rheostat VR1 to give 19.5 ±
0.5 volts
at test set voltmeter.
8.
After three minutes, check that ammeter reading is
7.9 to 8.7 amps. If not, send both tubes for testing (Task
7-2-3).
9.
Put test set switch SW2 to alternate position.
10.
Move test set LEAD 1 to adjacent socket on
regulator.
11.
Repeat steps 5 through 8 for second pair of tubes.
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