TM 5-5420-226-20-1 Symptom-77 DETAILED TROUBLESHOOTING PROCEDURE T SUPPORT SYSTEM -  SMOKE GENERATOR (Continued) ~ Check smoke generator switch harness (CKT    920A) for   continuity from    switch assembly to   lead assembly at   bulkhead disconnect. First Technician (Commander’s Station) l   Disconnect smoke generator switch harness connector from CKT 920A lead   assembly connector at   bulkhead disconnect. Second Technician (Operator’s Station) l   Set   SMOKE GENERATOR switch OFF. l   Connect red   probe of   meter to   smoke   generator switch   harness    connector contact    A   (CKT 920A) at SMOKE GENERATOR switch. First Technician (Commander’s Station) l   Connect black probe    of   meter to   smoke generator switch harness at   lead   assembly (CKT 920A) at bulkhead electrical disconnect. Second   Technician (Operator’s Station) l   Check  if  meter    indicates continuity. Does    meter indicate continuity? I ~ Repair smoke generator switch harness (CKT    920A)    (page 10-298). 4-726 0- 1 * 0 II DISCONNECTS : .. --- /7 6“ ,+ — 4* .:) CONTACT A ~ . (CKT    920A) . . ; ~  ~ w TA107415