Figure 3-16. Starter, on-equipment testing.

TM 10-3930-242-34

1. DETERMINE THAT BATTERIES ARE FuLLY CHARGED AND THAT ALL BATTERY AND

STARTER CABLES ARE SERVICEABLE AND PROPERLY INSTALLED.

2. CONNECT A MULTIMETER AS SHOWN IN B ABOVE. CHECK THE CONTINUITY OF THE

SOLENOID WITH THE MULTIMETER IN THE UNIT (R-l) POSITION. A GOOD SOLENOID

WILL INDICATE APPROXIMATELY 1.2 OHM RESISTANCE.

3. INSTALL THE SOLENOID-TO-STARTER CONNECTOR.

4. CONNECT VOLTMETER AS SHOWN IN CABOVE. IF BATTERY VOLTAGE (24 VOLTS) IS

NOT INDICATED, THE STARTER IS DEFECTIVE AND MUSTBE REPLACED.

5. MOMENTARILY CONNECT A JUMPER AS SHOWN IN D ABOVE. THE VOLTMETER READING

SHOULD DROP TO ZERO AND STARTER SHOULD CRANK ENGINE. IF VOLTMETER READING DOES

NOT DROP TO ZERO, STARTER SOLENOID SWITCH IS DEFECTIVE AND MUST BE REPLACED. IF

VOLTMETER READING DROPS TO ZERO BUT STARTER FAILS TO CRANK ENGINE, STARTER IS

DEFECTIVE AND MUST BE REPLACED.

ME 3930-242-34/3-16

Figure 3-16. Starter, on-equipment testing.