MAGNETIC CLUTCH AND BYPASS SOLENOID VALVE CIRCUIT (BYPASS SOLENOID VALVE) (Cont)

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

bypass solenoid valve. If multimeter indicates infinity, repair GND lead.

Refer to page 2-371. Connect connector.

Make sure MASTER switch is OFF before repairing

electrical circuits. Failure to observe this warning

could result in injury to personnel.

To access engine disconnect, remove hull transmission compartment deck

Step 3.

assembly. Refer to page 2-938. Disconnect wiring harness at engine

disconnect. Place red probe in socket D (lead 317A). Ground black probe.

Set MASTER switch ON. Set HYD PUMP/PTO CLUTCH switch ON. If

multimeter indicates about 24 volts, go to step 4. If multimeter indicates no

voltage, repair lead 317A between engine disconnect and bypass solenoid

valve. Refer to page 2-371. Set MASTER switch OFF. Set HYD PUMP/

PTO CLUTCH switch OFF. Connect wiring harness.

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