As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MSP-PHX - FLT NR 883 - ON APPROACH INTO PHX THE FLAPS WOULD NOT EXTEND TO FLAPS 1, ALT FLAPS EXTENDED FLAPS TO 15. AIRCRAFT DID A GO AROUND AND CALLED FOR EMERGENCY EQUIPMENT. AIRCRAFT LANDED WITHOUT FURTHER PROBLEMS. MAINTENANCE REMOVED AND REPLACED FLAP LOAD CONTROL SWITCH ASSY. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)