As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL IMBALANCE OF APPROX 350 LBS/10 MIN. FROM #2 TANK TO #1 TANK. FUEL FLOW ON #1 ENGINE .1 TO .05 MORE FUEL BURN THAN #2 ENGINE / [01] ADJUSTED CROSSFEED VALVE PER AMM 28-22-21; NO HELP.;[02] REMOVED AND REPLACED CROSSFEED VALVE REF DAVCOR REPAIR STATION 2200R950