Figure 3-15. Voltage regulator adjustment (sheet 4 of 5).

TM 10-3930-242-34

1. CONNECT THE REGULATOR AS SHOWN ABOVE.

2. POLAR IZE THE GENERATOR (FIG. 3-15

3. START THE UNIT AND OPERATE AT GOVERNED SPEED FOR 15 MINUTES.

4. REMOVE THE REGULATOR COVER AND MANUALLY CLOSE THE CURRENT REGULATOR CONTACTS.

5. ADJUST THE VARIABLE LOAD RESISTOR UNTIL THE AMMETER INDICATES 25 AMPERES.

6. RELEASE THE CONTACTS AND TURN THE CURRENT ADJUSTING SCREW CLOCKWISE TO INCREASE

THE CURRENT SETTING OR COUNTERCLOCKWISE TO DECREASE THE CURRENT, UNTIL THE AM-

METER INDICATES 25 AMPERES.

7. STOP THE UNIT.

ME 3930-242-34/3-15

Figure 3-15. Voltage regulator adjustment (sheet 4 of 5).