ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
c. Release control panel by turning two fasteners and lower control panel slowly.
d. Tag and disconnect FREQUENCY adjust potentiometer (15, FIGURE 2-13) electrical leads using soldering gun.
Remove shrinkable tubing.
e. Remove set screws (11) and knob (12).
f. Remove nut (13) and washer (14).
g. Remove FREQUENCY adjust potentiometer (15) from control panel.
2 .3 4 . 3 . T e s t i n g .
a. Remove FREQUENCY adjust potentiometer, paragraph 2.34.2.
b. Set multimeter for ohms and connect across outer terminals of potentiometer (15, FIGURE 2-13). Multimeter
should indicate between 4500 and 5500 ohms resistance.
c. Rotate potentiometer shaft counterclockwise as far as it will go.
d. Connect multimeter between center terminal and either outer terminal. Multimeter should indicate zero ohms resis-
tance.
e. Slowly, at an even rate, rotate the potentiometer shaft clockwise as far as it will go. Multimeter should increase at
an even rate from 0 to 5000 ohms.
f. If multimeter indication changes erratically or is not between 4500 and 5500 ohms when the rotation is completed,
the potentiometer is defective and must be replaced.
g. Install FREQUENCY adjust potentiometer, paragraph 2.34.4.
2.34.4. Installation.
a. Insert FREQUENCY adjust potentiometer (15, FIGURE 2-13) into control panel.
b. Install washer (14) and nut (13).
c. Install knob (12) and set screws (11).
d. Install new shrinkable tubing, solder leads, and remove tags.
e. Raise and secure control panel.
f. Connect negative battery cable. Close battery access door.
2.35. BATTLE SHORT SWITCH.
2.35.1. Inspection.
a. Shut down generator set.
b. Inspect switch for loose connections and mounting, and other damage.
2.35.2. Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Release control panel by turning two fasteners and lower control panel slowly.
d. Tag and disconnect BATTLE SHORT switch (19, FIGURE 2-13) electrical leads.
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