What was found
AIR MANF 3 FAIL WHEN WING ANTI ICE PLACED ON FOR DESCENT. MAX TEMP INDICATE 190 C. BLEED AUTO SHUTDOWN. ONLY MANIFOLD LIGHT ON, NO TEMP HI LIGHT. FOUND RT WING PRESSURE SWITCH TRIPPED. RESET PRESSURE SWITCH. ACCESSED PSC-3 CURRENT FAULT SHOWS PRSOV LOW FAULT, FAULT CODE 361033. NR3 SYS PASSES PRESSURE DECAY CHECK IAW AMM 36-00-01-5. SHOWS NUMEROUS LEGS FAULTED FOR CODE 361033. FOUND P1-8096 BACKSHELL DAMAGED AND CONNECT OFF TO PRSOV BACKSHELL NEEDS TO BE REPLACED. ONE IN STOCK. REPLACED CONNECTOR PLUG P1-8096 IAW MM20-30-02-2-0. PERFORMED R-T-S ON PSC NR3, NO FAULTS. ACFT NEEDS RUN TO VERIFY MANIFOLD LIGHT IS NOT ON.