#	Cessna 152 — Normal Operating Procedures (independently worded)
#	NOT FOR FLIGHT — source fidelity: not_applicable | operational review: none | completeness: normal_only | 1 unresolved safety defect(s)
#	Source: authored — no source document
#	Rights: original_expression CC-BY-4.0
#	Checklist hash: 28acbf3fd37a7185fcc2514f9b6604c506454e0f3c18d85f7683417bcb3ba445
#	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
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	0		action	yes	no	0	Aircraft documents (airworthiness certificate, registration, POH, weight and balance)	ON BOARD AND CURRENT		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	1		action	yes	no	0	Required placards and markings	IN PLACE AND LEGIBLE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	2		action	yes	no	0	Fuel quantity — visually verify each tank with dipstick or sight gauge	CONFIRMED, ADEQUATE FOR PLANNED FLIGHT		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	3		action	yes	no	0	Fuel caps — both tanks	SECURED		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	4		action	yes	no	0	Fuel sumps (both tank drains and gascolator) — drain and check for water and correct grade	CLEAR, CORRECT GRADE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	5		action	yes	no	0	Engine oil level	WITHIN ACCEPTABLE RANGE PER POH		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	6		action	yes	no	0	Oil filler cap	REPLACED AND SECURED		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	7		action	yes	no	0	Engine compartment — inspect for fluid leaks, loose hoses, bird nests, and foreign objects	CLEAR AND SECURE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	8		action	yes	no	0	Cowling fasteners	SECURE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	9		action	yes	no	0	Propeller and spinner — inspect for nicks, cracks, corrosion, and security	SERVICEABLE, SPINNER SECURE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	10		action	yes	no	0	Nose gear strut and tire — check inflation, shimmy damper, and condition	ADEQUATE AND UNDAMAGED		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	11		action	yes	no	0	Left main gear — strut, tire, and brake	INFLATED, BRAKE PADS ADEQUATE, NO LEAKS		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	12		action	yes	no	0	Left wing leading edge, skin, and fuel tank sump drain area	NO DAMAGE OR DEFORMATION		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	13		action	yes	no	0	Left aileron, hinges, and control rod — check for security and freedom of movement	FREE AND SECURE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	14		action	yes	no	0	Left wingtip and navigation light	UNDAMAGED, LIGHT LENS INTACT		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	15		action	yes	no	0	Flaps — inspect hinges, actuator arm, and skin; check for correct retracted position	UNDAMAGED, RETRACTED		The 152 uses electrically operated flaps. Inspect the actuator linkage on each side for security.
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	16		action	yes	no	0	Stall warning opening (left leading edge) — verify clear and vane moves freely	CLEAR AND FUNCTIONAL		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	17		action	yes	no	0	Tail — horizontal stabilizer, elevator, trim tab, and rudder	SECURE, FREE MOVEMENT, NO DAMAGE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	18		action	yes	no	0	Antennas	SECURE AND UNDAMAGED		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	19		action	yes	no	0	Right wing — mirror of left side checks (wingtip, aileron, leading edge, fuel sump, gear)	NO DAMAGE, ALL SECURE		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	20		action	yes	no	0	Right main gear — strut, tire, and brake	INFLATED, BRAKE PADS ADEQUATE, NO LEAKS		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	21		action	yes	no	0	Pitot tube — cover removed, opening clear of obstructions	COVER REMOVED, UNOBSTRUCTED		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	22		action	yes	no	0	Static ports — check both sides clear	UNOBSTRUCTED		
preflight-inspection	preflight_inspection	normal	Preflight Walk-Around	23		action	yes	no	0	Tie-down ropes and chocks	REMOVED		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	0		action	yes	no	0	Pilot and passenger briefing — seatbelts, door latching, no smoking, emergency exits	COMPLETE		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	1		action	yes	no	0	Seats — position adjusted for full rudder and brake pedal travel, seat track locked	ADJUSTED AND LOCKED		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	2		action	yes	no	0	Seat belts and shoulder harness	FASTENED AND SNUG		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	3		action	yes	no	0	Control lock	REMOVED AND STOWED		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	4		action	yes	no	0	Flight controls — check for full and unobstructed travel in all axes	FREE AND CORRECT		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	5		action	yes	no	0	All electrical switches	OFF		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	6		action	yes	no	0	Avionics master switch	OFF (leave off during start)		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	7		action	yes	no	0	Fuel selector valve	BOTH ON		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	8		action	yes	no	0	Flap switch — confirm flaps up	UP, INDICATOR CONFIRMED		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	9		action	yes	no	0	Elevator trim	SET TO TAKEOFF POSITION		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	10		action	yes	no	0	Mixture control	RICH (full forward for sea-level operations)		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	11		action	yes	no	0	Carburetor heat	COLD (OFF)		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	12		action	yes	no	0	Circuit breakers	ALL IN		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	13		action	yes	no	0	Brakes — test for firm pressure while stationary	FIRM AND HOLDING		
cockpit-preparation	before_start	normal	Cockpit Preparation / Before Start	14		action	yes	no	0	Parking brake	SET		
engine-start	engine_start	normal	Engine Start	0		action	yes	no	0	Master switch (battery)	ON		
engine-start	engine_start	normal	Engine Start	1		action	yes	no	0	Beacon / anti-collision light	ON		
engine-start	engine_start	normal	Engine Start	2		action	yes	no	0	Throttle	OPEN APPROXIMATELY ONE-QUARTER INCH		
engine-start	engine_start	normal	Engine Start	3		action	yes	no	0	Primer — use as required for conditions; lock securely after use	AS REQUIRED, LOCKED IN		Cold starts generally require more priming strokes than warm restarts. Confirm primer is fully in and locked to prevent uncontrolled fuel delivery during start.
engine-start	engine_start	normal	Engine Start	4		challenge	yes	no	0	Visually verify the propeller arc is clear of personnel and obstructions, then call 'CLEAR PROP'			
engine-start	engine_start	normal	Engine Start	5		action	yes	no	0	Ignition switch	START — RELEASE AS SOON AS ENGINE FIRES		
engine-start	engine_start	normal	Engine Start	6		action	yes	no	0	Throttle — after start	REDUCE TO IDLE WARM-UP RPM		
engine-start	engine_start	normal	Engine Start	7		action	yes	no	0	Oil pressure	RISING WITHIN 30 SECONDS — IF NOT, SHUT DOWN		
engine-start	engine_start	normal	Engine Start	8		action	yes	no	0	Ammeter	POSITIVE CHARGE INDICATION		
engine-start	engine_start	normal	Engine Start	9		action	yes	no	0	Avionics master	ON		
engine-start	engine_start	normal	Engine Start	10		action	yes	no	0	Engine instruments — oil temp, oil pressure	CHECKED, WARMING		
after-start	after_start	normal	After Start / Before Taxi	0		action	yes	no	0	ATIS or local weather	OBTAINED AND NOTED		
after-start	after_start	normal	After Start / Before Taxi	1		action	yes	no	0	Taxi clearance from ground control	OBTAINED, OR FIELD CLEAR		
after-start	after_start	normal	After Start / Before Taxi	2		action	yes	no	0	Transponder	CODE SET, ALTITUDE MODE		
after-start	after_start	normal	After Start / Before Taxi	3		action	yes	no	0	Altimeter	SET TO CURRENT ALTIMETER SETTING; FIELD ELEVATION CONFIRMED		
after-start	after_start	normal	After Start / Before Taxi	4		action	yes	no	0	Directional gyro / heading indicator	ALIGNED WITH MAGNETIC COMPASS		
after-start	after_start	normal	After Start / Before Taxi	5		action	yes	no	0	Flight instruments — airspeed, attitude indicator, turn coordinator	CHECKED (AIRSPEED ZERO, GYROS ERECT)		
after-start	after_start	normal	After Start / Before Taxi	6		action	yes	no	0	Radios and avionics	SET FOR DEPARTURE		
after-start	after_start	normal	After Start / Before Taxi	7		action	yes	no	0	Lights — as required for conditions and traffic	SET		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	0		action	yes	no	0	Parking brake	SET		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	1		action	yes	no	0	Engine oil temperature and pressure	IN GREEN ARCS		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	2		action	yes	no	0	Fuel selector valve	BOTH ON		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	3		action	yes	no	0	Mixture	RICH (ADJUST FOR DENSITY ALTITUDE PER POH)		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	4		action	yes	no	0	Carburetor heat	COLD (OFF) BEFORE ADVANCING TO RUN-UP POWER		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	5		action	yes	no	0	Throttle — advance to run-up power per POH	RUN-UP RPM SET		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	6		action	yes	no	0	Magnetos — check LEFT, then RIGHT, then BOTH; note RPM drop on each	DROPS WITHIN POH LIMITS; RETURNS TO BOTH		Maximum allowable RPM drop on a single magneto and the maximum spread between magnetos are specified in the POH. Excessive drop or rough running requires investigation before flight.
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	7		action	yes	no	0	Carburetor heat — apply FULL HOT; note RPM response; return to COLD	RPM DROP CONFIRMS HEAT FUNCTIONING; RETURNED TO COLD		A slight RPM drop on HOT is normal. A rough-running engine followed by a recovery indicates ice was present. Return carb heat to COLD for takeoff. This check is especially important on the 152 — the O-235 is susceptible to carb ice.
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	8		action	yes	no	0	Throttle — reduce to idle; verify smooth idle	IDLE SMOOTH AND STABLE		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	9		action	yes	no	0	Suction / vacuum gauge	IN GREEN ARC		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	10		action	yes	no	0	Ammeter and electrical	AMMETER POSITIVE, NO CIRCUIT BREAKERS TRIPPED		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	11		action	yes	no	0	Flight controls — final check for full and correct deflection	FREE AND CORRECT		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	12		action	yes	no	0	Flaps — set for departure per POH and conditions	SET AS REQUIRED, POSITION CONFIRMED		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	13		action	yes	no	0	Elevator trim	TAKEOFF POSITION		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	14		action	yes	no	0	Takeoff briefing — abort point, engine-failure action, departure routing	BRIEFED		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	15		action	yes	no	0	Doors and windows	CLOSED AND LATCHED		
before-takeoff	before_takeoff	normal	Run-Up / Before Takeoff	16		action	yes	no	0	Carburetor heat — confirm COLD before applying takeoff power	COLD		
takeoff	takeoff	normal	Takeoff	0		action	yes	no	0	Runway — confirm correct runway and that it is clear	CONFIRMED CLEAR		
takeoff	takeoff	normal	Takeoff	1		action	yes	no	0	Transponder	ALTITUDE (ALT) MODE		
takeoff	takeoff	normal	Takeoff	2		action	yes	no	0	Throttle — advance smoothly to full power	FULL POWER		
takeoff	takeoff	normal	Takeoff	3		action	yes	no	0	Engine instruments at full power	RPM AND INDICATIONS IN RANGE		
takeoff	takeoff	normal	Takeoff	4		challenge	yes	no	0	Maintain directional control with rudder — correct for left-turning tendency with right rudder			
takeoff	takeoff	normal	Takeoff	5		action	yes	no	0	Rotate at speed per POH and establish climb attitude	CLIMB ATTITUDE ESTABLISHED		
climb	climb	normal	Climb	0		action	yes	no	0	Airspeed — establish normal climb speed per POH (Vy or Vx as required)	CLIMB SPEED PER POH		
climb	climb	normal	Climb	1		action	yes	no	0	Throttle	FULL POWER (OR CRUISE CLIMB PER POH)		
climb	climb	normal	Climb	2		action	yes	no	0	Carburetor heat	COLD UNLESS ICING CONDITIONS SUSPECTED		Apply carb heat if operating in visible moisture or in the temperature range susceptible to carb ice. Check for a response (RPM change) to confirm effectiveness.
climb	climb	normal	Climb	3		action	yes	no	0	Mixture	RICH OR LEANED FOR HIGH-ALTITUDE FIELDS PER POH		
climb	climb	normal	Climb	4		action	yes	no	0	Flaps — retract at safe altitude with positive rate of climb if used for takeoff	UP		
climb	climb	normal	Climb	5		action	yes	no	0	Engine instruments — oil temperature and pressure	IN GREEN ARCS		
climb	climb	normal	Climb	6		action	yes	no	0	Trim	ADJUSTED FOR HANDS-OFF CLIMB		
climb	climb	normal	Climb	7		challenge	yes	no	0	Scan for traffic; make frequency changes and position reports as required			
cruise	cruise	normal	Cruise	0		action	yes	no	0	Throttle — set desired cruise power per POH performance tables	CRUISE POWER SET		
cruise	cruise	normal	Cruise	1		action	yes	no	0	Mixture — lean per POH for altitude and power setting	LEANED PER POH		
cruise	cruise	normal	Cruise	2		action	yes	no	0	Carburetor heat — apply if icing conditions are likely; otherwise COLD	COLD OR ON AS CONDITIONS WARRANT		Carb ice can form across a wide temperature range in moist air. Periodic carb heat checks during cruise are good practice on this type.
cruise	cruise	normal	Cruise	3		action	yes	no	0	Engine instruments — oil temperature, oil pressure, ammeter	IN NORMAL RANGE		
cruise	cruise	normal	Cruise	4		action	yes	no	0	Fuel quantity — compare gauge readings against elapsed time and planned fuel burn	ADEQUATE FOR DESTINATION PLUS LEGAL RESERVE		
cruise	cruise	normal	Cruise	5		action	yes	no	0	Altimeter and directional gyro	CHECK AND RESET AS REQUIRED EN ROUTE		
cruise	cruise	normal	Cruise	6		action	yes	no	0	Trim	ADJUSTED FOR LEVEL FLIGHT		
cruise	cruise	normal	Cruise	7		challenge	yes	no	0	Maintain altitude, track, and traffic scan; cross-check position against chart or GPS			
descent	descent	normal	Descent	0		action	yes	no	0	Carburetor heat — apply FULL HOT before reducing power for descent	ON BEFORE POWER REDUCTION		Carb ice is most likely to form during power reductions in moist air. Apply heat before throttling back, not after.
descent	descent	normal	Descent	1		action	yes	no	0	Throttle — reduce to desired descent power; avoid prolonged idle	DESCENT POWER SET		
descent	descent	normal	Descent	2		action	yes	no	0	Mixture — enrichen progressively as descending	ENRICHING WITH DESCENT		
descent	descent	normal	Descent	3		action	yes	no	0	Altimeter	SET TO DESTINATION OR CURRENT AREA SETTING		
descent	descent	normal	Descent	4		action	yes	no	0	ATIS or destination weather	OBTAINED — ACTIVE RUNWAY AND WINDS NOTED		
descent	descent	normal	Descent	5		action	yes	no	0	Fuel selector	BOTH ON (CONFIRMED)		
descent	descent	normal	Descent	6		action	yes	no	0	Engine instruments	ALL WITHIN NORMAL LIMITS		
before-landing	before_landing	normal	Before Landing	0		action	yes	no	0	Seat belts and shoulder harnesses — all occupants	SECURE		
before-landing	before_landing	normal	Before Landing	1		action	yes	no	0	Fuel selector	BOTH ON		
before-landing	before_landing	normal	Before Landing	2		action	yes	no	0	Mixture	RICH		
before-landing	before_landing	normal	Before Landing	3		action	yes	no	0	Carburetor heat — apply FULL HOT before reducing power on approach	ON		Apply carb heat before the power reduction for approach. Return to COLD in the event of a go-around.
before-landing	before_landing	normal	Before Landing	4		action	yes	no	0	Landing light	ON		
before-landing	before_landing	normal	Before Landing	5		action	yes	no	0	Flaps — extend to desired setting per POH for approach type	SET AS REQUIRED, POSITION CONFIRMED		
before-landing	before_landing	normal	Before Landing	6		action	yes	no	0	Approach airspeed	ESTABLISHED PER POH FOR FLAP CONFIGURATION		
before-landing	before_landing	normal	Before Landing	7		action	yes	no	0	Runway — confirm clear and cleared to land or traffic clear	CONFIRMED CLEAR		
landing	landing	normal	Landing	0		action	yes	no	0	Final approach — maintain stabilized airspeed per POH to the threshold	APPROACH SPEED PER POH		
landing	landing	normal	Landing	1		challenge	yes	no	0	Begin flare smoothly over the threshold; arrest the rate of descent and allow airspeed to bleed			
landing	landing	normal	Landing	2		challenge	yes	no	0	Touch down on main wheels in level or slightly nose-high attitude; keep nosewheel off as long as practical			
landing	landing	normal	Landing	3		challenge	yes	no	0	After touchdown, maintain centerline with rudder and allow speed to reduce before heavy braking			
landing	landing	normal	Landing	4		action	yes	no	0	Brakes — apply smoothly and progressively as required to stop in available runway	APPLIED AS REQUIRED		
landing	landing	normal	Landing	5		action	yes	no	0	Carburetor heat	COLD (OFF) AFTER CONFIRMED ON GROUND		
go-around	go_around	abnormal	Go-Around	0	go-around-mem-1	action	yes	yes	0	Throttle	FULL POWER — SMOOTH AND IMMEDIATE		
go-around	go_around	abnormal	Go-Around	1	go-around-mem-2	action	yes	yes	0	Carburetor heat	COLD (OFF)		Carb heat reduces available power. Set COLD simultaneously with or just after applying full throttle.
go-around	go_around	abnormal	Go-Around	2	go-around-mem-3	action	yes	yes	0	Pitch attitude — establish positive climb; arrest any sink	CLIMB ATTITUDE ESTABLISHED		
go-around	go_around	abnormal	Go-Around	3	go-around-mem-4	action	yes	yes	0	Flaps — retract incrementally to takeoff position first; never retract all at once from full flaps	RETRACTED INCREMENTALLY PER POH		
go-around	go_around	abnormal	Go-Around	4		action	yes	no	0	Airspeed — maintain at or above best rate-of-climb speed; retract remaining flaps as speed and altitude allow	VY OR PER POH		
go-around	go_around	abnormal	Go-Around	5		action	yes	no	0	Trim	ADJUST FOR CLIMB		
go-around	go_around	abnormal	Go-Around	6		challenge	yes	no	0	Advise ATC and maintain awareness of other traffic in the pattern			
after-landing	after_landing	normal	After Landing	0		action	yes	no	0	Carburetor heat	COLD (OFF)		
after-landing	after_landing	normal	After Landing	1		action	yes	no	0	Flaps	RETRACTED (UP)		
after-landing	after_landing	normal	After Landing	2		action	yes	no	0	Landing light	OFF (OR PER PREFERENCE)		
after-landing	after_landing	normal	After Landing	3		action	yes	no	0	Transponder	STANDBY OR AS DIRECTED		
after-landing	after_landing	normal	After Landing	4		challenge	yes	no	0	Taxi clear of the active runway before running the shutdown checklist			
shutdown	shutdown	normal	Shutdown and Securing	0		action	yes	no	0	Parking brake	SET		
shutdown	shutdown	normal	Shutdown and Securing	1		action	yes	no	0	Avionics master and all electrical accessories	OFF		
shutdown	shutdown	normal	Shutdown and Securing	2		action	yes	no	0	Throttle	IDLE		
shutdown	shutdown	normal	Shutdown and Securing	3		challenge	yes	no	0	Allow engine to run at idle briefly to cool cylinder heads before shutting down			
shutdown	shutdown	normal	Shutdown and Securing	4		action	yes	no	0	Mixture	IDLE CUT-OFF (PULL FULL AFT)		
shutdown	shutdown	normal	Shutdown and Securing	5		action	yes	no	0	Ignition switch — after propeller stops	OFF		
shutdown	shutdown	normal	Shutdown and Securing	6		action	yes	no	0	Master switch (battery)	OFF		
shutdown	shutdown	normal	Shutdown and Securing	7		action	yes	no	0	Control lock	INSTALLED		
shutdown	shutdown	normal	Shutdown and Securing	8		action	yes	no	0	Fuel selector	BOTH ON OR OFF PER LOCAL PRACTICE		
shutdown	shutdown	normal	Shutdown and Securing	9		action	yes	no	0	Tie-downs, chocks, and pitot cover	INSTALLED		
shutdown	shutdown	normal	Shutdown and Securing	10		challenge	yes	no	0	Complete post-flight walk-around — note any leaks, damage, or discrepancies in the aircraft log