As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN THE GEAR IS SELECTED UP THE HYDRAULIC PUMP RUNS CONTINOUSLY, EVEN THOUGH THE GEAR INDICATES UP AND LOCKED. WHEN THE GEAR IS SELECTED DOWN THE AUTO FUNCTION WORKS PROPERLY AFTER THE GEAR IS DOWN AND LOCKED. MAINTENANCE REPLACED 9ML PRESSURE SWITCH. SWUNG AC SERVERAL TIMES, ALL CHECKS GOOD. ALL WORK DONE IAW SF340 MM CHAPTER 29.