As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX INFLIGHT T2458/22JAN - FUEL TRANSFER PROBLEM FROM CENTER TANK ON CLIMB OUT. NOTICED THAT ALL THREE TANKS WERE FEEDING INSTEAD OF JUST THE CENTER. RETURNED TO PHX AND LANDED WITHOUT INCIDENT. FOUND RIGHT AND CENTER WING FUELING VALVE SWITCHES OPEN. FOUND SWITCH GUARDS INOPERATVE. REPLACED SWITCH GUARDS. SYSTEM GROUND CHECKED NORMAL OPERATION.