As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEPARTING LIT GEAR SELECTED UP L MAIN GEAR UNSAFE LIGHT ILLUMINATED. 400FT AGL SELECTED FLAPS UP AND GEAR LIGHT EXTINGUISHED. CYCLED LANDING GEAR OPS GOOD. AT 15000 MSL, L MAIN GEAR LIGHT ILLUMINATED AND WOULD NOT EXTINGUISH. ADJUSTED LT MLG DOOR UPLOCK SWITCH IAW HAWKER 100 AAM 32-60-05 OPS GOOD.