{
  "open_checklist_version": "1.0",
  "id": "cessna-172sp-normal",
  "title": "Cessna 172 SP — Normal Operating Procedures",
  "description": "Normal operating procedures for the Cessna 172 SP with Lycoming IO-360 fuel-injected engine. Covers preflight walk-around through shutdown and securing. Contains no numeric limitations; all speeds, fuel quantities, power settings, and performance values must be obtained from the specific aircraft POH.",
  "aircraft": {
    "make": "Cessna",
    "model": "172",
    "variant": "SP",
    "icao_type": "C172",
    "category": "standard_normal",
    "engine": [
      {
        "make": "Lycoming",
        "model": "IO-360",
        "type": "piston_4stroke",
        "count": 1
      }
    ],
    "propeller": "fixed_pitch",
    "gear": "fixed_tricycle"
  },
  "units": {
    "airspeed": "kt",
    "altitude": "ft",
    "fuel": "usgal",
    "weight": "lb",
    "pressure": "inhg",
    "temperature": "f"
  },
  "provenance": {
    "source": {
      "kind": "none",
      "notes": "No manufacturer document consulted. Written from general familiarity with the Cessna 172SP type and Lycoming IO-360 fuel-injected engine systems."
    },
    "transcription": {
      "method": "authored",
      "tool": "claude-sonnet-4-6",
      "date": "2026-08-11"
    },
    "contributors": [
      {
        "name": "Open Checklists project",
        "role": [
          "author"
        ]
      }
    ],
    "revision": {
      "file_revision": "0.1.0",
      "updated": "2026-08-11"
    }
  },
  "verification": {
    "source_fidelity": "not_applicable",
    "operational_review": "none",
    "completeness": "normal_only",
    "known_issues": [
      {
        "severity": "safety_defect",
        "description": "Contains no airspeeds, power settings, fuel quantities or other limitations — must come from aircraft POH.",
        "location": "whole file"
      },
      {
        "severity": "content_gap",
        "description": "Equipment variations exist across the 172SP production run, including steam-gauge and glass-panel (G1000/G1000 NXi) instrument configurations. Verify all items against the specific aircraft POH and avionics supplement before use.",
        "location": "whole file"
      }
    ]
  },
  "rights": {
    "status": "original_expression",
    "corpus_license": "CC-BY-4.0",
    "redistribution": "attribution_required",
    "notes": "Cessna POH remains under copyright. This file is independently authored and does not reproduce the wording or item selection of any manufacturer document."
  },
  "sections": [
    {
      "id": "preflight-inspection",
      "phase": "preflight_inspection",
      "title": "Preflight Walk-Around",
      "items": [
        {
          "type": "action",
          "text": "Aircraft documents (ARROW) — airworthiness certificate, registration, radio license, operating handbook, weight-and-balance data",
          "response": "ON BOARD AND CURRENT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel quantity — visually verify each tank; confirm quantity matches tabs or dipstick; sufficient for flight with required reserves",
          "response": "VERIFIED, ADEQUATE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel grade and appearance",
          "response": "CORRECT GRADE PER POH, COLOR CONSISTENT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel caps — both tanks",
          "response": "PROPERLY SEATED AND LOCKED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel sump — left tank drain",
          "response": "SAMPLED; CLEAR, CORRECT COLOR, NO WATER OR DEBRIS",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel sump — right tank drain",
          "response": "SAMPLED; CLEAR, CORRECT COLOR, NO WATER OR DEBRIS",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel sump — gascolator/main strainer drain",
          "response": "DRAINED AND CLEAR",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel vent lines — both wing undersides",
          "response": "UNOBSTRUCTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine oil level — dipstick check",
          "response": "WITHIN ACCEPTABLE RANGE PER POH; CAP REINSTALLED AND SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine compartment — inspect for fuel or oil leaks, loose hoses, chafed wires, and foreign objects",
          "response": "CLEAR AND SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Induction air inlet — fuel-injected engine; no carburetor heat system present",
          "response": "INLET CLEAR, FILTER NOT BLOCKED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Exhaust system — visible portions",
          "response": "NO CRACKS, LOOSE CLAMPS, OR HEAT DISCOLORATION",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Cowling latches and fasteners",
          "response": "SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Propeller and spinner — inspect for nicks, cracks, gouges, and security",
          "response": "SERVICEABLE, SPINNER SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Nose gear strut and tire — extension, tread, and tow bar removal",
          "response": "STRUT EXTENDED NORMALLY, TIRE SERVICEABLE, TOW BAR REMOVED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Pitot tube — cover removed, inlet clear of obstructions and insect debris",
          "response": "COVER OFF, CLEAR",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Static ports — both sides of fuselage",
          "response": "CLEAR AND UNOBSTRUCTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Left wing leading edge and fuel tank skin",
          "response": "NO DEFORMATION OR FUEL STAINING",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Left aileron and flap — attachment, travel, and condition",
          "response": "SECURE, FREE MOVEMENT, NO DAMAGE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Left wingtip and navigation light",
          "response": "UNDAMAGED, LENS INTACT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Stall warning port — clear; vane deflection activates audible warning",
          "response": "CLEAR, FUNCTIONAL",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Left main gear — strut extension, tire condition, brake pad visibility",
          "response": "STRUT NORMAL, TIRE SERVICEABLE, BRAKES ADEQUATE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Horizontal stabilizer and elevator — condition and hinge security",
          "response": "UNDAMAGED, HINGES SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Elevator trim tab — attachment and play",
          "response": "SECURE, NO EXCESSIVE PLAY",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Vertical stabilizer and rudder — condition, hinge hardware, and free movement",
          "response": "UNDAMAGED, RUDDER FREE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Tail tie-down",
          "response": "RELEASED AND REMOVED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Right main gear — strut, tire, and brake condition",
          "response": "STRUT NORMAL, TIRE SERVICEABLE, BRAKES ADEQUATE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Right wing and fuel tank — leading edge, tip, fuel cap security",
          "response": "UNDAMAGED, FUEL CAP SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Right aileron and flap — attachment, travel, and condition",
          "response": "SECURE, FREE MOVEMENT, NO DAMAGE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Antennas — all externally visible",
          "response": "SECURE AND UNDAMAGED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Wing and nose tie-downs — all ground restraints",
          "response": "REMOVED",
          "tickable": true
        }
      ]
    },
    {
      "id": "cockpit-preparation",
      "phase": "before_start",
      "title": "Cockpit Preparation / Before Start",
      "items": [
        {
          "type": "action",
          "text": "Control lock",
          "response": "REMOVED AND STOWED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Seats — fore-aft adjustment and lock pin",
          "response": "ADJUSTED AND LOCKED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Seat belts and shoulder harnesses — all occupants",
          "response": "FASTENED AND ADJUSTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Passenger briefing — seatbelts, door latching, emergency exits, no smoking, sterile cockpit",
          "response": "COMPLETED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flight controls — full travel check; aileron, elevator, and rudder in correct direction",
          "response": "FULL AND FREE, CORRECT SENSE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Parking brake",
          "response": "SET",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel selector",
          "response": "BOTH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel shutoff valve",
          "response": "ON (IN)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Avionics master switch",
          "response": "OFF (protect avionics during start)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "All electrical switches (lights, strobes, pitot heat)",
          "response": "OFF",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Circuit breakers",
          "response": "ALL IN",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps — position indicator check; set for takeoff per POH",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Elevator trim",
          "response": "SET TO TAKEOFF POSITION",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "RICH (or leaned per field elevation per POH)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "CLOSED / IDLE",
          "tickable": true
        }
      ]
    },
    {
      "id": "engine-start",
      "phase": "engine_start",
      "title": "Engine Start",
      "items": [
        {
          "type": "action",
          "text": "Area clear — visually confirm propeller arc free of persons and objects",
          "response": "CLEAR; ANNOUNCE 'CLEAR PROP'",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Battery master switch",
          "response": "ON",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Alternator switch",
          "response": "ON",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Beacon / anti-collision light",
          "response": "ON",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — set for start per POH guidance",
          "response": "APPROXIMATELY OPEN PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — hot start (warm engine): use ICO with fuel flow per POH flooded-start technique",
          "response": "PER POH HOT-START PROCEDURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — cold/normal start",
          "response": "RICH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Starter — engage; release promptly when engine fires",
          "response": "ENGAGED THEN RELEASED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — after start",
          "response": "REDUCE TO IDLE TO STABILIZE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Oil pressure — verify rise within first 30 seconds; shut down if pressure does not rise",
          "response": "RISING NORMALLY",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Avionics master switch",
          "response": "ON (after engine stable)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine instruments — oil temp rising, gauges in normal range, no warning lights",
          "response": "NORMAL",
          "tickable": true
        }
      ]
    },
    {
      "id": "after-start",
      "phase": "after_start",
      "title": "Before Taxi / After Start",
      "items": [
        {
          "type": "action",
          "text": "Avionics power-on checks — GPS, COM/NAV, transponder, autopilot if equipped",
          "response": "SELF-TESTS COMPLETE, OPERATIONAL",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Altimeter — set current altimeter setting; verify field elevation within tolerance",
          "response": "SET AND CONFIRMED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Heading indicator — align with magnetic compass while stationary",
          "response": "ALIGNED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "ATIS / weather — obtain current conditions",
          "response": "OBTAINED AND NOTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Taxi clearance or CTAF advisory",
          "response": "OBTAINED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Transponder — set assigned squawk code",
          "response": "CODE SET, ALT MODE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Taxi and landing lights",
          "response": "ON AS APPROPRIATE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Parking brake",
          "response": "RELEASE WHEN READY TO TAXI",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Brakes — test with brief application after first forward movement",
          "response": "EFFECTIVE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Gyroscopic instruments during taxi — attitude indicator erecting, turn coordinator responding",
          "response": "FUNCTIONING NORMALLY",
          "tickable": true
        }
      ]
    },
    {
      "id": "before-takeoff",
      "phase": "before_takeoff",
      "title": "Run-Up / Before Takeoff",
      "items": [
        {
          "type": "action",
          "text": "Parking brake",
          "response": "SET",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Position — headed into wind if possible; surface firm and clear of loose debris",
          "response": "CONFIRMED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flight controls — re-verify full and free movement, correct response",
          "response": "FULL AND FREE, CORRECT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel selector",
          "response": "BOTH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "RICH (or adjusted per field elevation per POH)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine warm-up — oil temperature in green arc before run-up power",
          "response": "OIL TEMP IN GREEN",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — advance to run-up power setting per POH",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Magnetos — check LEFT then RIGHT; note RPM drop on each; return to BOTH; drops and differential within POH limits",
          "response": "BOTH CHECKED, WITHIN LIMITS",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine instruments at run-up power — oil pressure, oil temperature, fuel flow, EGT, and CHT",
          "response": "ALL IN NORMAL RANGE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — reduce to idle; engine runs smoothly without roughness or stumble",
          "response": "SMOOTH AT IDLE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Suction / vacuum gauge",
          "response": "WITHIN NORMAL RANGE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Ammeter / electrical system",
          "response": "INDICATING CHARGE, NO DISCHARGE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps — set for takeoff per POH; motion confirmed on indicator",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Elevator trim",
          "response": "SET TO TAKEOFF POSITION",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Transponder",
          "response": "ALT (or as directed by ATC)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Strobes and landing light",
          "response": "ON",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Doors and windows",
          "response": "CLOSED AND LATCHED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Abort plan — departure-end landing area and abort criteria identified",
          "response": "REVIEWED",
          "tickable": true
        }
      ]
    },
    {
      "id": "takeoff",
      "phase": "takeoff",
      "title": "Takeoff",
      "items": [
        {
          "type": "action",
          "text": "Traffic pattern and runway — final clear, runway clear in both directions",
          "response": "CLEAR",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — advance smoothly to full power",
          "response": "FULL POWER; RPM CONFIRMED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine gauges at takeoff power — oil pressure, fuel flow; no abnormal indications",
          "response": "NORMAL",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Directional control — apply right rudder as needed to track runway centerline",
          "response": "TRACKING CENTERLINE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Rotate — apply smooth back pressure at Vr per POH",
          "response": "ROTATE PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Positive rate of climb — confirm on altimeter and VSI",
          "response": "CONFIRMED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps — retract incrementally after positive rate established and clear of obstacles per POH",
          "response": "RETRACTING PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Airspeed — establish Vx or Vy per conditions and POH",
          "response": "ESTABLISHED PER POH",
          "tickable": true
        }
      ]
    },
    {
      "id": "climb",
      "phase": "climb",
      "title": "Climb",
      "items": [
        {
          "type": "action",
          "text": "Airspeed — best-rate or best-angle climb speed per POH and conditions",
          "response": "ESTABLISHED PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — full power maintained for climb or reduced per POH climb power",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — rich below density altitude requiring lean; lean progressively at higher elevations per POH",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine instruments — CHT, oil temperature, fuel flow; all in normal range",
          "response": "NORMAL",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel quantity — periodic check; cross-check against planned burn",
          "response": "CHECKED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Heading indicator — cross-check with magnetic compass",
          "response": "CHECKED AND CONSISTENT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Traffic scan",
          "response": "CONTINUOUS",
          "tickable": true
        }
      ]
    },
    {
      "id": "cruise",
      "phase": "cruise",
      "title": "Cruise",
      "items": [
        {
          "type": "action",
          "text": "Throttle — cruise power setting per POH cruise performance table",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — lean to peak EGT then enrichen per POH recommendation for selected power and altitude",
          "response": "LEANED PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Elevator trim — adjust for hands-free level flight",
          "response": "TRIMMED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine instruments — oil temperature, oil pressure, CHT, EGT within normal limits",
          "response": "ALL NORMAL",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel gauges — both tanks; remaining quantity consistent with planned consumption",
          "response": "CHECKED AND CONSISTENT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel selector — switch tanks per POH interval guidance to maintain balance",
          "response": "SWITCHED PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Altimeter setting — update as needed; altitude maintained with VFR discipline",
          "response": "CURRENT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Navigation — position and track confirmed; ETE and fuel endurance verified",
          "response": "ON TRACK",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Ammeter / electrical system — no discharge indication",
          "response": "NORMAL",
          "tickable": true
        }
      ]
    },
    {
      "id": "descent",
      "phase": "descent",
      "title": "Descent",
      "items": [
        {
          "type": "action",
          "text": "ATIS / destination weather — obtain; note runway in use, wind, and relevant NOTAMs",
          "response": "OBTAINED AND NOTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Altimeter — update to destination or nearest reporting station",
          "response": "UPDATED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — enrichen progressively as altitude decreases per POH",
          "response": "ENRICHENED PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — reduce smoothly; avoid prolonged idle descent that may cause engine shock-cooling",
          "response": "REDUCED SMOOTHLY",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel selector",
          "response": "BOTH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Engine instruments — verify CHT does not drop excessively; all indications normal",
          "response": "NORMAL",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Traffic scan — heightened vigilance; terrain and traffic awareness increased near destination",
          "response": "CONTINUOUS",
          "tickable": true
        }
      ]
    },
    {
      "id": "before-landing",
      "phase": "before_landing",
      "title": "Before Landing",
      "items": [
        {
          "type": "action",
          "text": "Fuel selector",
          "response": "BOTH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "RICH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Landing light",
          "response": "ON",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps — set to approach or full extension per POH and conditions",
          "response": "SET PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Airspeed — stabilize at Vref per flap setting and weight per POH",
          "response": "ESTABLISHED PER POH",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Seat belts and harnesses — all occupants secure",
          "response": "SECURE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Traffic pattern — position report made or ATC contact; pattern sequence established",
          "response": "CLEAR TO LAND",
          "tickable": true
        }
      ]
    },
    {
      "id": "landing",
      "phase": "landing",
      "title": "Landing",
      "items": [
        {
          "type": "action",
          "text": "Final approach — stabilized; airspeed on target, descent rate controlled, centerline aligned",
          "response": "STABILIZED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Wind correction — crosswind crab or wing-low technique applied as needed",
          "response": "APPLIED AS NEEDED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Runway — confirm clear of conflicting traffic and foreign objects before threshold",
          "response": "CLEAR",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flare — initiated at appropriate height; throttle closed smoothly",
          "response": "SMOOTH FLARE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Touchdown — main wheels contact first; nose held off as speed decays",
          "response": "MAINS FIRST",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Rollout directional control — rudder used to track centerline; nose lowered gently",
          "response": "TRACKING CENTERLINE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Brakes — progressive application as needed; avoid locked-wheel skidding",
          "response": "APPLIED AS NEEDED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Runway exit — clear at first available taxiway; stop only after fully clear of runway",
          "response": "CLEAR OF RUNWAY",
          "tickable": true
        }
      ]
    },
    {
      "id": "go-around",
      "phase": "go_around",
      "criticality": "abnormal",
      "title": "Go-Around",
      "items": [
        {
          "type": "action",
          "text": "Throttle — full power, smoothly and without hesitation",
          "response": "FULL POWER",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Pitch attitude — establish positive climb attitude",
          "response": "CLIMB ATTITUDE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps — retract to first notch to reduce drag while maintaining lift",
          "response": "PARTIAL RETRACT",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Airspeed — accelerate to climb speed before further flap retraction",
          "response": "ACCELERATING",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps — retract fully as airspeed permits and obstacles are cleared",
          "response": "RETRACTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Positive rate of climb — confirmed on VSI and altimeter",
          "response": "CONFIRMED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "ATC or CTAF — announce go-around; re-enter pattern as instructed",
          "response": "ADVISED",
          "tickable": true
        }
      ]
    },
    {
      "id": "after-landing",
      "phase": "after_landing",
      "title": "After Landing",
      "items": [
        {
          "type": "action",
          "text": "Flaps — retract after clearing active runway",
          "response": "RETRACTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Transponder — remain in ALT until clear; verify with tower",
          "response": "ALT OR AS DIRECTED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Landing light — reduce or extinguish per local practice after clearing runway",
          "response": "AS APPROPRIATE",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — enrichened for taxi; lean for prolonged ground operation if applicable",
          "response": "SET AS APPROPRIATE",
          "tickable": true
        }
      ]
    },
    {
      "id": "shutdown",
      "phase": "shutdown",
      "title": "Shutdown and Securing",
      "items": [
        {
          "type": "action",
          "text": "Avionics master — OFF before engine shutdown to protect avionics",
          "response": "OFF",
          "tickable": true
        },
        {
          "type": "action",
          "text": "All electrical equipment — lights, pitot heat, non-essential loads",
          "response": "OFF",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Mixture — pull to ICO (idle cut-off) to shut down engine",
          "response": "ICO — ENGINE STOPPED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Throttle — after engine stops",
          "response": "CLOSED (IDLE)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Magnetos",
          "response": "OFF (BOTH)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Master switch",
          "response": "OFF",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Control lock",
          "response": "INSTALLED ON YOKE AND RUDDER",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Parking brake",
          "response": "SET; CHOCKS PLACED IF UNATTENDED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Flaps",
          "response": "RETRACTED FOR TIE-DOWN",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Fuel selector",
          "response": "BOTH (or per local practice)",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Hobbs and tach time — record for log; note any squawks",
          "response": "RECORDED",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Post-flight walk-around — check for fuel or oil leaks, flight damage, or foreign-object ingestion",
          "response": "COMPLETED, NO DISCREPANCIES",
          "tickable": true
        },
        {
          "type": "action",
          "text": "Tie-downs and covers — wing and tail tie-downs secure; pitot cover installed",
          "response": "SECURED",
          "tickable": true
        }
      ]
    }
  ]
}