What was found
(CAN) HISTORY OF NR 4 GEN AND BUS NR 4 FAULT PROBLEMS. MANY UNITS CHANGED, NO FIX, HIGH RESISTANCE BETWEEN NR 4 GCU AND CURRENT LIMITER, ONGOING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) HISTORY OF NR 4 GEN AND BUS NR 4 FAULT PROBLEMS. MANY UNITS CHANGED, NO FIX, HIGH RESISTANCE BETWEEN NR 4 GCU AND CURRENT LIMITER, ONGOING.