As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AFTER GEAR RETRACTION LEFT MAIN LANDING GEAR RED LIGHT REMAINED ILLUMINATED. INSTALLED MAIN GEAR TRANSFER CYLINDER PER AMM 32-32-71. INSTALLED LEFT HAND GEAR ACTUATOR FUSE (AALA202005049008). INSTALLED MAIN LANDING GEAR FLOW REGULATOR (AALA202005079004). INSTALLED MAIN GEAR RESTRICTOR (AALA202005079003). INSTALLED ACTUATOR ASSEMBLY (AALA2020005089011).