TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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TM 9-2320-366-20-2 TM 9-2320-366-20-2 TM 9-2320-366-20-2 TM 9-2320-366-20-2 TM 9-2320-366-20-2 2-1406 2-1406 2-1406 2-1406 2-1406 START 1. 2. NO YES NO YES YES Battery voltage OK. Input voltage to overload shutdown system OK. Hydraulic system shutdown solenoid OK. Hydraulic system shutdown relay OK. Crane functions OK. Overload lockout cable OK. Overload shutdown box OK. Tension load cell OK. Proximity sensor OK. KNOWN INFO TEST OPTIONS POSSIBLE PROBLEMS Faulty boom down lockout solenoid cable. Faulty solenoid valve. KNOWN INFO TEST OPTIONS Is continuity present from boom down lockout solenoid cable connector socket 2 to ground? Battery voltage OK. Input voltage to overload shutdown system OK. Hydraulic system shutdown solenoid OK. Hydraulic system shutdown relay OK. Crane functions OK. Overload lockout cable OK. Overload shutdown box OK. Tension load cell OK. Proximity sensor OK. Continuity to boom down lockout solenoid OK. POSSIBLE PROBLEMS Faulty boom down lockout solenoid cable. Faulty solenoid valve. Continuity Test or STE/ICE-R #91 REASON FOR QUESTION Boom down lockout will not operate if continuity is not present at boom down lockout solenoid cable connector socket 1. Continuity Test or STE/ICE-R #91 REASON FOR QUESTION Boom down lockout will not operate if continuity is not present from boom down lockout solenoid cable connector socket 2 to ground. Tools and Special Tools Tool Kit, Genl Mech (Item 46, Appendix C) Multimeter, Digital (Item 22, Appendix C) STE/ICE-R (Item 41, Appendix C) Is continuity present from boom down lockout solenoid cable connector socket 1 to terminal board position 19? INITIAL SETUP Equipment Conditions Batteries disconnected (para 7-57). References TM 9-4910-571-12&P e131. M1089 MATERIAL HANDLING CRANE (MHC) BOOM DOWN LOCKOUT DOES NOT ACTIVATE Replace boom down lockout solenoid cable (para 7-105). Replace boom down lockout solenoid cable (para 7-105).