As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT; NR 1 FUEL FLOW INDICATOR FLUCTUATED BETWEEN 320 LB. PER HOUR TO 140 LB. PER HOUR. PERFORMED EMERGENCY PROCEDURES FOR ABNORMAL FUEL FLOW - WITHOUT SECONDARY INDICATIONS. DEVIATED TO FOURCHON. SWAPPED FLOW METER CONNECTORS, COULD NOT DUPLICATE PROBLEM.