What was found
ON FINAL APPROACH WITH LANDING GEAR EXTENSION LEFT MLG GREEN LIGHT DID NOT ILLUMINATE. RECYCLED LANDING GEAR LEFT MLG GREEN LIGHT ILLUMINATED. DISASSEMBLED CONNECTOR (P1-137), NO PROBLEMS NOTED. REPLACED PINS K, L, M AS PRECAUTION. REPLACED LEFT DOWN LIMIT SWITCH (S1-208), ALSO AS A PRECAUTION. OPS CHECKED GOOD IAW DC8 MM 32-61-01, SHEET 2.