TM-9-2350-238-20-2
CRANE (CAB) COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT,ARMORED, M578
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL
MAY 1993
CHANGE 1
TM-9-2350-238-20-2 - Page 64 of 495
WARNING
TM 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 t o
personnel .
Step 5.
Remove floor plate for access to flow divider manifold (1), refer to pag e
2-116. Disconnect connector (2) from solenoid pressure relief valve (3) .
Place red probe in socket A (4) (lead-480). Ground black probe. Se t
MASTER switch ON. Set LEVEL WIND switch ON. Press either sensin g
switch to close. If multimeter indicates about 24 volts, go to step 6. I f
multimeter indicates no voltage, repair lead 480 between rectifier an d
solenoid pressure relief valve, refer to page 2-66. Set MASTER switch OFF .
Set LEVEL WIND switch OFF. Connect connector .
Step 6 .
Place red probe in socket B (1) (GND). Ground black probe. If multimeter in-
dicates continuity, notify direct support maintenance for replacement o f
solenoid pressure relief valve (2). If multimeter indicates infinity, repair GND
lead, refer to page 2-66. Connect connector (3) .
2-2 4
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