As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR WOULD NOT RETRACT WHEN SELECTED. REPLACED DIODES 3261-CR 3, 4, 5 AND 7. INSPECTED RELAY BASE K9 AND K11 AND CONNECTOR 9811-P94. GEAR SWING AND OPS CHECK GOOD. CHECKED DOOR SOLENOID SEQUENCE VALVE GROUNDS. UNABLE TO DUPLICATE PROBLEM ON JACKS. SYSTEM OPS CHECK GOOD.