TM 5-5420-226-20-1 Symptom-42 DETAILED TROUBLESHOOTING PROCEDURE .T INDICATOR -   LAMP (Continued) Check basket-indicator panel harness (CKT    509L) at connector to   powerplant warning light    for   short    to ground. Second Technician (Operator’s Station) l   Disconnect basket-indicator panel harness connector from gage    instrument panel. l   Displace master control panel    (page 10-33). . l    Disconnect basket-control panel accessories harness connector (CKT 27)   from master control panel. l   Disconnect basket-indicator panel harness connector (CKT 509L)    from    powerplant warning light    assembly. l   Connect red    probe of   me[er to   one   of   the   contacts in basket-indicator panel harness connector (CKT 509L) and    black probe to   ground. l   Check   if  meteroindicates continuity. l   Repeat    check   moving    red    probe   of   meter   to   other contact in   basket-indicator panel harness connector, Does    meter indicate continuity during either check, thereby indicating a  short? n C?E-i . ..- u /j.& POWERPLANT WARNING LIGHT ) l   Replace powerplant warning lamp    socket (page 10-189). l   Connect basket-control panel accessories harness connector to   master control panel. l   Install    master control panel (page 10-33). l   Connect basket-indicator panel harness connector to gage instrument panel. l   Connect engine electrical harness connector (CKT 509L) to   engine low   oil pressure switch. l   Install    engine    access    cover (page 17-18). l   Instaii    transmission shroud (page 9-6). TA107193 4-504 .