As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT MAIN GEAR LIGHT FAILED TO ILLUMINATE AFTER TWO CYCLES. LIGHT CAME ON AFTER PUSHING ON LIGHT COVER EXT POWER LIGHT OUT. FOUND INCORRECT LIGHT BULBS INSTALLED. REMOVED AND REPLACED LT MAIN GEAR LIGHT BULBS IAW DC-8 MM 33-10-0. LANDING GEAR POSITION INDICATION SYS OPS NORMAL IAW DC-8 MM 32-60-0.