#	SOCATA TB 20 Trinidad — Emergency Procedures
#	NOT FOR FLIGHT — source fidelity: not_applicable | operational review: none | completeness: partial | 1 unresolved safety defect(s)
#	Source: authored — no source document
#	Rights: original_expression CC-BY-4.0
#	Checklist hash: 4f9d211dcf4a49266dc6769fe07feb7779571460c55b7e7df726236b6a566e37
#	Verify against the aircraft's own approved documentation before use.
section_id	phase	criticality	section_title	item_index	item_id	type	tickable	memory_item	indent	text	response	condition	detail
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	0	efot-1	action	yes	yes	0	Throttle	CLOSE IMMEDIATELY		
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	1	efot-2	action	yes	yes	0	Brakes — apply firmly to stop within remaining runway length	APPLIED FIRMLY		
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	2	efot-3	action	yes	yes	0	Mixture	IDLE CUTOFF		
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	3	efot-4	action	yes	yes	0	Ignition switch	OFF		
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	4	efot-5	action	yes	yes	0	Master switch	OFF		
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	5	efot-6	action	yes	no	0	Fuel selector	OFF		
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	6	efot-c1	caution	no	no	0	Do not attempt a turn back to the runway at low altitude. If airborne with insufficient runway remaining, land ahead or on the best available surface within a narrow arc of the departure heading.			
engine-fail-on-takeoff	engine_failure_before_rotation	emergency	Engine Failure on Takeoff — Before or At Liftoff	7	efot-7	action	yes	no	0	Occupants — advise to brace for impact	BRACE POSITION		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	0	efif-1	action	yes	yes	0	Airspeed — pitch for best glide without delay	BEST GLIDE SPEED PER POH		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	1	efif-2	action	yes	yes	0	Landing area — identify best available field or surface within glide range	SELECTED; COMMIT TO IT		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	2	efif-3	action	yes	no	0	Fuel selector — switch to opposite tank	OPPOSITE TANK SELECTED		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	3	efif-4	action	yes	no	0	Mixture	RICH		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	4	efif-5	action	yes	no	0	Ignition switch	BOTH — confirm ON		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	5	efif-6	action	yes	no	0	Electric fuel pump	ON		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	6	efif-7	action	yes	no	0	Throttle — advance if restart is being attempted	AS REQUIRED FOR RESTART ATTEMPT		
engine-fail-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	7	efif-8	action	yes	no	0	If restart fails — secure engine and follow Forced Landing checklist	PROCEED TO FORCED LANDING		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	0	efif-fire-1	action	yes	yes	0	Mixture	IDLE CUTOFF — starve fire of fuel		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	1	efif-fire-2	action	yes	yes	0	Fuel selector	OFF		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	2	efif-fire-3	action	yes	yes	0	Throttle	FULL OPEN — clear residual fuel from induction system		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	3	efif-fire-4	action	yes	no	0	Electric fuel pump	OFF		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	4	efif-fire-5	action	yes	no	0	Master switch	OFF — remove electrical ignition source		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	5	efif-fire-6	action	yes	no	0	Airspeed — increase if fire persists to attempt to blow out flames; do not exceed Vne	INCREASE AS PRACTICABLE PER POH		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	6	efif-fire-7	action	yes	no	0	If fire extinguishes — execute immediate precautionary landing; do not attempt restart	PRECAUTIONARY LANDING; NO RESTART		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	7	efif-fire-8	action	yes	no	0	If fire continues — execute forced landing with urgency; follow Forced Landing checklist	FORCED LANDING — EXPEDITE		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	0	efog-1	action	yes	yes	0	Mixture	IDLE CUTOFF		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	1	efog-2	action	yes	yes	0	Ignition switch	OFF		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	2	efog-3	action	yes	yes	0	Fuel selector	OFF		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	3	efog-4	action	yes	no	0	Master switch	OFF		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	4	efog-5	action	yes	no	0	Occupants — evacuate immediately via car-style doors; move upwind of the aircraft	ALL OCCUPANTS CLEAR; UPWIND		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	5	efog-6	action	yes	no	0	Fire extinguisher — direct at base of fire through cowl openings if accessible without risk	APPLIED IF SAFE		
engine-fire-on-ground	engine_fire_ground	emergency	Engine Fire on Ground	6	efog-7	action	yes	no	0	Emergency services — call 911 / ATC / airport fire	NOTIFIED		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	0	elec-fire-1	action	yes	yes	0	Master switch	OFF — isolate all electrical power		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	1	elec-fire-2	action	yes	yes	0	Avionics master switch	OFF		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	2	elec-fire-3	action	yes	no	0	Vents and fresh air — open to ventilate cabin; do not fan smouldering materials	VENTILATED		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	3	elec-fire-4	action	yes	no	0	If smoke and fire subside — identify and isolate the faulty circuit before restoring power	FAULTY CIRCUIT IDENTIFIED AND ISOLATED		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	4	elec-fire-5	action	yes	no	0	Essential avionics — restore selectively and one at a time; monitor for recurrence	RESTORED AS NEEDED FOR SAFE FLIGHT		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	5	elec-fire-6	action	yes	no	0	Land as soon as practicable	DIVERT TO NEAREST SUITABLE AIRPORT		
loss-of-oil-pressure	oil_system_malfunction	emergency	Loss of Oil Pressure	0	oil-1	action	yes	yes	0	Oil pressure gauge — confirm reading and crosscheck oil temperature for trend	CONFIRMED LOW; OIL TEMP NOTED		
loss-of-oil-pressure	oil_system_malfunction	emergency	Loss of Oil Pressure	1	oil-2	action	yes	yes	0	Power — reduce to minimum required to maintain safe flight	POWER REDUCED		
loss-of-oil-pressure	oil_system_malfunction	emergency	Loss of Oil Pressure	2	oil-3	action	yes	yes	0	Land as soon as possible — do not operate with low or zero oil pressure; total engine failure may follow	DIVERT IMMEDIATELY TO NEAREST AIRPORT		
loss-of-oil-pressure	oil_system_malfunction	emergency	Loss of Oil Pressure	3	oil-4	action	yes	no	0	Suitable landing area — identify in case of sudden engine seizure	LANDING AREA IN SIGHT		
loss-of-oil-pressure	oil_system_malfunction	emergency	Loss of Oil Pressure	4	oil-5	action	yes	no	0	ATC — declare emergency and advise intentions	ATC NOTIFIED; INTENTIONS STATED		
loss-of-oil-pressure	oil_system_malfunction	emergency	Loss of Oil Pressure	5	oil-6	action	yes	no	0	If engine seizes — follow Engine Failure in Flight checklist	FORCED LANDING PROCEDURES		
induction-icing	icing	emergency	Induction System Icing (Alternate Air)	0	induct-c1	caution	no	no	0	The IO-540 is fuel-injected — carburetor ice does not occur. However, impact icing of the primary air inlet is possible in visible moisture. The TB 20 is equipped with an alternate air source; activation bypasses the primary induction inlet.			
induction-icing	icing	emergency	Induction System Icing (Alternate Air)	1	induct-1	action	yes	no	0	Symptoms — rough running, loss of power, or unusual RPM/MAP fluctuation in IMC or visible moisture	NOTED		
induction-icing	icing	emergency	Induction System Icing (Alternate Air)	2	induct-2	action	yes	yes	0	Alternate air control — select ALTERNATE AIR (or ALT AIR OPEN per aircraft labelling)	ALTERNATE AIR SELECTED		
induction-icing	icing	emergency	Induction System Icing (Alternate Air)	3	induct-3	action	yes	no	0	Engine performance — monitor for recovery; expect slight power reduction on alternate air	POWER RESTORED OR STABILISED		
induction-icing	icing	emergency	Induction System Icing (Alternate Air)	4	induct-4	action	yes	no	0	Altitude and routing — avoid continued flight in icing conditions if practical	ALTITUDE OR ROUTE ADJUSTED		
induction-icing	icing	emergency	Induction System Icing (Alternate Air)	5	induct-5	action	yes	no	0	If power does not recover — treat as engine emergency and prepare for precautionary landing	PRECAUTIONARY LANDING INITIATED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	0	forced-1	action	yes	yes	0	Airspeed — establish and maintain best glide	BEST GLIDE SPEED PER POH		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	1	forced-2	action	yes	yes	0	Landing area — select the best available surface; commit and do not change plan at low altitude	FIELD SELECTED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	2	forced-3	action	yes	no	0	Transponder	7700 — squawk emergency		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	3	forced-4	action	yes	no	0	ATC — declare MAYDAY; state position, altitude, and intentions	MAYDAY DECLARED; POSITION GIVEN		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	4	forced-5	action	yes	no	0	Fuel selector	OFF		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	5	forced-6	action	yes	no	0	Mixture	IDLE CUTOFF		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	6	forced-7	action	yes	no	0	Ignition switch	OFF		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	7	forced-8	action	yes	no	0	Master switch — leave on until final approach to retain flap and gear operation, then OFF	OFF BEFORE TOUCHDOWN		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	8	forced-9	action	yes	no	0	Flaps — extend on final approach per POH to reduce touchdown speed	EXTENDED AS REQUIRED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	9	forced-10	action	yes	no	0	Landing gear — extend if landing on a prepared surface; leave retracted for off-field terrain landing per judgement	DOWN FOR PAVED/FIRM SURFACE; CONSIDER RETRACTED FOR ROUGH TERRAIN		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	10	forced-11	action	yes	no	0	Seat belts and shoulder harnesses — all occupants confirm tight	TIGHT		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	11	forced-12	action	yes	no	0	Doors — unlatch before touchdown to prevent jamming	UNLATCHED		
gear-unsafe	landing_gear_malfunction	emergency	Gear Unsafe / Gear Will Not Indicate Down	0	gear-unsafe-1	action	yes	no	0	Gear handle — confirm in DOWN position	DOWN CONFIRMED		
gear-unsafe	landing_gear_malfunction	emergency	Gear Unsafe / Gear Will Not Indicate Down	1	gear-unsafe-2	action	yes	no	0	Airspeed — confirm within gear operating speed range	WITHIN Vlo PER POH		
gear-unsafe	landing_gear_malfunction	emergency	Gear Unsafe / Gear Will Not Indicate Down	2	gear-unsafe-3	action	yes	no	0	Circuit breakers — check gear-related breakers for tripped condition	BREAKERS CHECKED; RESET IF TRIPPED ONCE		
gear-unsafe	landing_gear_malfunction	emergency	Gear Unsafe / Gear Will Not Indicate Down	3	gear-unsafe-4	action	yes	no	0	Gear handle — recycle: raise then lower again	RECYCLED; INDICATORS CHECKED		
gear-unsafe	landing_gear_malfunction	emergency	Gear Unsafe / Gear Will Not Indicate Down	4	gear-unsafe-5	action	yes	no	0	If still unsafe — fly-by or request tower visual inspection if available	VISUAL CONFIRMATION SOUGHT		
gear-unsafe	landing_gear_malfunction	emergency	Gear Unsafe / Gear Will Not Indicate Down	5	gear-unsafe-6	action	yes	no	0	If gear will not extend normally — proceed to Emergency Gear Extension checklist	EMERGENCY EXTENSION INITIATED		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	0	ege-c1	caution	no	no	0	Locate and review the manual gear extension mechanism in the specific aircraft before flight. Mechanism location and procedure vary by aircraft serial and modification status — always verify against the aircraft POH.			
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	1	ege-1	action	yes	yes	0	Airspeed — reduce to below maximum gear extension speed and maintain	AT OR BELOW Vlo PER POH		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	2	ege-2	action	yes	no	0	Landing gear handle	DOWN		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	3	ege-3	action	yes	no	0	Gear circuit breaker — check and reset if tripped	CHECKED; RESET IF APPROPRIATE		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	4	ege-4	action	yes	no	0	Emergency gear extension — engage manual override per aircraft POH procedure	OVERRIDE ENGAGED PER POH		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	5	ege-5	action	yes	no	0	Gear position indicators — verify three green after manual extension	THREE GREEN CONFIRMED — OR NOTE ANY UNSAFE INDICATION		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	6	ege-6	action	yes	no	0	If any gear does not show green — do not retract; plan for minimum runway landing; notify ATC	ATC ADVISED; EMERGENCY DECLARED IF NOT ALREADY		
emergency-gear-extension	landing_gear_malfunction	emergency	Emergency Gear Extension	7	ege-7	action	yes	no	0	After landing — do not taxi; shutdown on runway and await maintenance inspection before any further movement	AIRCRAFT STOPPED ON RUNWAY; MAINTENANCE NOTIFIED