TM 5-3810-207-20/TO 36C23-3-37-12STEP 1. DETERMINE THAT BATTERY IS FULLY CHARGED AND THAT ALL BATTERY AND STARTER CABLESARE SERVICEABLE AND PROPERLY INSTALLED.STEP 2. REMOVE SCREW AND INSULATE SOLENOID-TO-STARTER CONNECTOR FROM SOLENOID SWITCHTERMINAL. CONNECT VOLTMETER AS SHOWN IN B ABOVE. IF VOLTAGE IS INDICATED, SOLENOIDSWITCH IS DEFECTIVE AND STARTER WITH SOLENOID SWITCH MUST BE REPLACED.STEP 3. INSTALL THE SOLENOID-TO-STARTER CONNECTOR.STEP 4. CONNECT VOLTMETER AS SHOWN IN C ABOVE. IF BATTERY VOLTAGE (24 VOLTS) IS NOTINDICATED, THE STARTER IS DEFECTIVE AND MUST BE REPLACED.STEP 5. MOMENTARILY CONNECT A JUMPER AS SHOWN IN D ABOVE. THE VOLTMETER READING SHOULDDROP TO ZERO AND STARTER SHOULD CRANK ENGINE. IF VOLTMETER READING DOES NOT DROPTO ZERO, SOLENOID SWITCH IS DEFECTIVE AND STARTER WITH SOLENOID SWITCH MUST BEREPLACED. IF VOLTMETER READING DROPS TO ZERO BUT STARTER FAILS TO CRANK ENGINE,STARTER IS DEFECTIVE AND MUST BE REPLACED.EMC 6115-269-20/27A—Starter and solenoid, installed viewB—Solenoid test wiring diagramC—Starter test wiring diagramD—Jumper test diagramFigure 14. Starter and solenoid test wiring diagram.42
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