DETAILED TROUBLESHOOTING PROCEDURE ( T SUPPORT SYSTEM - VEHICLE LIGHTING (Continued)

DETAILED TROUBLESHOOTING PROCEDURE ( T SUPPORT SYSTEM - VEHICLE LIGHTING (Continued) - TM-5-5420-226-20-1_911

DETAILED TROUBLESHOOTING PROCEDURE ( T SUPPORT SYSTEM - VEHICLE LIGHTING (Continued) - TM-5-5420-226-20-1_913

TM-5-5420-226-20-1 Medium Girder Bridge Incuding Bridge Set Bridge Erection Set Link Reinforcement Set Manual
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TM 5-5420-226-20-1 Symptom-69 DETAILED TROUBLESHOOTING PROCEDURE T SUPPORT SYSTEM - VEHICLE LIGHTING (Continued) . Check B.O. SELECTOR switch for continuity (switch in IR positon). First Technician (Operator’s Station) l Set MASTER BATTERY switch OFF. l Disconnect master control panel accessories harness connectors (CKT 514-515 and CKT 19) from B.O. SELECTOR switch. l Set multimeter to OHMS Xl scale, and “zero”’ meter or use STE/ICE Test No. 91 (page 4-83). l Connect red probe of meter to center contact and black probe to top contact of B.O. SELECTOR switch. l Check if meter indicates continuity. Does meter indicate continuity? 4 o -m + o 4 =\- L// ix – -7 C’KT 19 l Replace B.O. SELECTOR switch (page 10-58). l Connect basket-control panel accessories harnesa to master control panel. / Replace maater control panel accessories harness (page 10-91). r TA107354 4-665

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