As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6808 - LGA-BOS - AT CRUISE ALTITUDE 16,000 START VALVE OPEN LIGHT ILLUMINATED. FOLLOWED ALL CHECKLISTS AND PROCEDURES. REPLACED NR 3 START VALVE AND PRESSURE SWITCH PER MM 80-11-11. INSPECTED STARTER PER MM 80-11-1. OPS CHECK OK. REPLACED NR 3 START VALVE LIGHT SOCKET DUE TO INTERMITTENT TEST FUNCTION. (M)