TM    5-5420-226-20-1 Symptom-27 DETAILED TROUBLESHOOTING PROCEDURE --- -. VEHICLE OPERATION -  HULL    POWER (Continued) ‘Check starting harness    connector (CKT    459A)    at master   control   panel  for  electrical   power. Second   Technician (Operator’s    Station) l l First l l l Set   MASTER BATTERY switch   OFF. Displace    master   control    panel   (page   10-33). Technician (Commander’s Station) Install   basket-control panel   starting harness    at basket   disconnect. Connect front   accessory    harness   connector (CKT 459A)   to  master    relay. Install    floor   access   cover   (page    17-9). Second   Technician (Operator’s Station) l l l l Disconnect basket-control panel   starting    harness connector (CKT    459A)   from   master   control    panel. Connect   red  probe  of meter  to contact   E (CKT   459A)  of control panel    starting harness connector and black probe   to  ground. Set   MASTER BATTERY switch   ON. Check   if  meter   indicates 18  to  30  volts   dc. Does  meter   indicate   18 to  30  volts  dc? starting harness (page    10-97). l  Connect   basket-control panel starting harness connector at master    control panel. l  Install    master    control panel (page    10-33). 0 3°    o~ OE OH OB ‘O Go AO ( 1 *\– 0- . 0 TO   VEHICLE GROUND [ CONTACT E (CKT   459A) MASTER CONTROL    \ P (R l  Inspect    basket-control panel starting harness    for   bent/bro- ken connector contacts or loose   CKT  459A  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 basket-control panel starting harness. l  Install    master   control   panel (page    10-33). TA107O68 4-379