As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT MLG WOULD NOT COME UP AFTER DEPARTURE. JACKED ACFT AND PERFORMED EXTENSION AND RETRACTION CHECKS PER HAWKER 800 XP MM CHAPTER 32-30-00. COULD NOT DUPLICATE LT GEAR FAILURE. PERFORMED 10 FAULT FREE RETRACTIONS. SERVICED HYDRAULIC SYSTEM PER CHAPTER 12-29-00 PAGE 306.