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TM 9-2350-238-20-1
2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).
Place red probe in socket B (GND). Ground black probe. If multimeter
Step 2.
indicates continuity, notify direct support maintenance for replacement of
vehicular drive. If multimeter indicates infinity, repair GND lead. Refer to
Make sure MASTER switch is OFF before repairing
electrical circuits. Failure to observe this warning
could result in injury to personnel.
To access disconnect near magnetic clutch, remove fan well deck grille.
Step 3.
Refer to page 2-928. Disconnect wiring harness. Place red probe in socket
A (lead 317A) of receptacle. Ground black probe. Set MASTER switch ON.
Set HYD PUMP/PTO CLUTCH switch ON. If multimeter indicates about 24
volts, repair lead 317A between disconnect and vehicular drive. Refer to
switch OFF. Set HYD PUMP/PTO CLUTCH switch OFF. Connect wiring
harness.
2-286
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