What was found
(CAN) CRUISE ON HOMEWARD LEG OF FLT PILOT NOTICED ON OV ERHEAD ELECTICAL PANEL THAT BATTERY NR 2 DISPLAY WAS INDICATING A DECREASING VOLTAGE WITH AN INCREASING NEGATIVE AMPS. GEN. NR 2 IND WAS INDICATING A VIRTUAL ZERO AMPS WITH A 29.3 VOLTS. WITH NO OTHER WARNINGS INDICATED PILOT DECIDED TO EIMINATE NR 2 BATTERY BY SWITCHING OFF NR 2 BATTERY MASTER SWITCH. UPONRETURN ING TO BASE A RUNUP WAS CONDUCTED & IT WAS DETERMINED THAT 32 GEN MUST NOT BE ON LINE IN SYS VIA NR 2 GEN RELAY. CONNECTOR WAS REMVD FROM RELAY (PILATUS P/N 9717516104 & WAS CLEAED WITH A CONTACT CLEANER & RE-ATTACHED, POST RUNUP INDICATED THAT ALL SYSS WERE NOW FUNCTIONING PROPERLY. MULTIPLE ATTEM