BOOM AND WINCH INSTALLATION (Cont) - TM-9-2350-238-20-20064

9-2350-238-20-2

2-10.

ELECTRICAL

CIRCUIT

TROUBLESHOOTING

(CONT).

Make sure MASTER switch is OFF before repairing electrical compo-

nents. Failure to observe this warning could result in injury to

personnel.

Step 5. Remove floor plate for access to flow divider manifold (1), refer to page

2-116. Disconnect connector (2) from solenoid pressure relief valve (3).

Place red probe in socket A (4) (lead-480). Ground black probe. Set

MASTER switch ON. Set LEVEL WIND switch ON. Press either sensing

switch to close. If multimeter indicates about 24 volts, go to step 6. If

multimeter indicates no voltage, repair lead 480 between rectifier and

solenoid pressure relief valve, refer to page 2-66. Set MASTER switch OFF.

Set LEVEL WIND switch OFF. Connect connector.

Place red probe in socket B (1) (GND). Ground black probe. If multimeter in-

Step 6.

dicates continuity, notify direct support maintenance for replacement of

solenoid pressure relief valve (2). If multimeter indicates infinity, repair GND

lead, refer to page 2-66. Connect connector (3).

2-24