Caravan 208B
Flight Crew Air Transport Pilot (ATP)
Situational Awareness; Physiological - Other
Aircraft Equipment Problem Less Severe; Deviation / Discrepancy - Procedural Published Material / Policy; Flight Deck / Cabin / Aircraft Event Illness / Injury; Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor
General None Reported / Taken
Aircraft; Procedure; Human Factors; Company Policy
While in cruise; pilot conducted brief mandatory weekly TKS operation. Heater on; vents closed; noted TKS odor in cockpit; quickly noted headache; tightness in chest; nausea; and throat irritation with cough; all symptoms noted as warnings on TKS chemical MSDS. Turned off TKS. On post flight TKS still dripping from aircraft and overhead wings. While grabbing tie down straps; TKS fluid (Hazmat) dripped from lower corner of door into pilots mouth causing accidental ingestion. Ramper also walked under wings and had TKS fluid drip into his eye; burning his eye immediately and causing a red mark in the corner of his eye. Pilot instructed ramper to wash his eye immediately. 10 hours after flight; pilot still has cough from TKS operation.
A C208 pilot reported physical reactions to TKS vapor exposure in flight and during post flight; pilot and ramp personnel exposure to liquid dripping from the aircraft surfaces.