What was found
(CAN) CABIN HEATER STARTED BACKFIRING AND PILOT SMELLED ODOR. HEATER TURNED OFF. BANGING AND ODOR STOPPED. HEATER REMOVED AND IGNITION FOUND INTERMITTENT. VIBRATOR REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) CABIN HEATER STARTED BACKFIRING AND PILOT SMELLED ODOR. HEATER TURNED OFF. BANGING AND ODOR STOPPED. HEATER REMOVED AND IGNITION FOUND INTERMITTENT. VIBRATOR REPLACED.