-— “1 0² : TM 5-5420-226-20-1 Symptom-67 DETAILED TROUBLESHOOTING PROCEDURE SUPPORT SYSTEM -   VEHICLE LIGHTING r ,=, , FROM STEP (Continued) oi@ -, % ,- \ 9 v ,,, -m- #check basket-light switch harness connector (CKT ~ 16)   at   basket disonnect for   electrical power. Second Technician (Operator’s Station) l l First l l Set   MASTER BATTERY switch OFF. Install foot    DIMMER SWITCH. Technician (Commander’s Station) Displace basket-light switch harness connector (CKT 16)  at   basket    disconnect Connect red   probe    of  meter to   contact M  (CKT basket-light switch harness connector and   black to   ground. Second Technician (Operator’s Station) l   Set   MASTER BATTERY switch ON. First Technician (Commander’s Station) 16)  of probe l   Check   if  meter   indicates 18  to   30   volts    dc. I Does    meter indicate 18  to   30   volts    dc? oYES FOR   CLARITY QUADRANT L ASSEMBLIES NOT   SHOWN ~ harness for   bent/broken connector contacts or   loose CKT    16  wire   at   rear   of connectors. l   Repair    connectors if  defective (page 10-298). l   If  connectors are   not defective, notify support maintenance of   a  defective front    accessory harness. l   Install    front    accessory harness connector at   basket disconnect. TA 4-655