{
  "open_checklist_version": "1.0",
  "id": "mooney-m20c-doug-sperber-m20c",
  "title": "Mooney M20C — doug_sperber_M20C",
  "aircraft": {
    "make": "Mooney",
    "model": "M20C",
    "category": "standard_normal"
  },
  "provenance": {
    "source": {
      "kind": "third_party_checklist",
      "title": "Mooney/M20C/doug_sperber_M20C.txt"
    },
    "transcription": {
      "method": "format_conversion",
      "date": "2026-08-13",
      "converted_from": "doc"
    },
    "contributors": [
      {
        "name": "Open Checklists project",
        "role": [
          "transcriber"
        ]
      }
    ],
    "revision": {
      "file_revision": "0.1.0",
      "updated": "2026-08-13"
    }
  },
  "verification": {
    "source_fidelity": "unreviewed",
    "operational_review": "none",
    "completeness": "full",
    "known_issues": [
      {
        "severity": "content_gap",
        "description": "Section \"Engine Start\" item count differs between passes (25 vs 22); verify nothing was dropped.",
        "location": "Engine Start"
      }
    ],
    "reviews": [
      {
        "type": "source_comparison",
        "reviewer": "ai-dual-pass-review",
        "date": "2026-08-14",
        "notes": "Automated AI review: two independent transcription passes + numeric/item-count disagreement resolution. Not human-verified; baseline for community correction."
      }
    ]
  },
  "rights": {
    "status": "licensed",
    "upstream_holder": "freechecklists.net",
    "upstream_license": "content-reuse permission granted by the site author for this replacement project",
    "notes": "Transcribed from the freechecklists.net archive under the author's reuse grant. Individual checklist wording may be substantially the source's; per-file contributor authorship is unknown."
  },
  "units": {
    "airspeed": "mph"
  },
  "speeds": {
    "vs": 67,
    "vs0": 57,
    "vlo_le": 120,
    "vfe": 100,
    "vno": 150,
    "vm": 132,
    "vne": 189,
    "vy_used": 105,
    "vy_charts": {
      "min": 80,
      "max": 103
    },
    "vx": 80,
    "rotate": {
      "min": 65,
      "max": 75
    },
    "cruise_climb": {
      "min": 115,
      "max": 120
    }
  },
  "sections": [
    {
      "phase": "before_start",
      "title": "Engine Start",
      "items": [
        {
          "type": "challenge",
          "text": "Tach Time",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Step",
          "response": "Raise",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Seatbelts",
          "response": "Fastened",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Circuit Breakers",
          "response": "All checked in",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Comm.",
          "response": "ATIS and Clearance obtained",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Electrical",
          "response": "switches, generator and radio master off (exc. fuel and beacon)",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Gas selector",
          "response": "Desired tank",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Flaps",
          "response": "Up and confirm visually",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Carb Heat",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Cowl Flaps",
          "response": "Open",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Rich",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Prop",
          "response": "High RPM",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Master Switch",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.5
        },
        {
          "type": "action",
          "text": "Boost Pump",
          "response": "On (Check Fuel Pressure), then Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "Pump 1 to 3 times, then 1/4” open",
          "tickable": true,
          "source_confidence": 0.5
        },
        {
          "type": "action",
          "text": "Beacon or Strobes",
          "response": "On (Nav at night)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Brakes",
          "response": "Set",
          "tickable": true,
          "source_confidence": 0.5
        },
        {
          "type": "action",
          "text": "Area & Prop",
          "response": "“Clear”",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Starter",
          "response": "Engage",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "1000 RPM",
          "tickable": true,
          "source_confidence": 0.5
        },
        {
          "type": "action",
          "text": "Engine Instruments",
          "response": "Check (Oil Pressure & Temp in green)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Leaned for Taxi",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Electrical",
          "response": "On (Avionics, Transponder, Etc.)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Transponder",
          "response": "Standby",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Parking Brake",
          "response": "Release if engaged, Check Brakes before Taxi",
          "tickable": true,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "before_takeoff",
      "title": "Engine Run-Up",
      "items": [
        {
          "type": "action",
          "text": "Area",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Boost Pump",
          "response": "On (Check Fuel Pressure)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Brakes",
          "response": "Set",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "2000 RPM for 30 seconds, Lean to burn carbon deposits",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Prop",
          "response": "Cycle 2-3 times (Check for RPM and Oil Pressure drop)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "Back to 1700 RPM",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Boost pump",
          "response": "Off (Check Fuel Pressure)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Engine Instruments",
          "response": "Check (Oil Pressure & Temp in green)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Magnetos",
          "response": "Check (125 Max. Drop, 50 Max. Diff.)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Carb Heat",
          "response": "On, Check for RPM Drop, then Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "Check idle with Carb Heat, then 1000RPM",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Parking Brake",
          "response": "Release if engaged",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "note",
          "text": "Perform Pre-Takeoff Checklist",
          "tickable": false,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "before_takeoff",
      "title": "Pre-Takeoff",
      "items": [
        {
          "type": "action",
          "text": "Instruments",
          "response": "Check/Set (Altimeter, HI, AI, T&B, VSI, ASI)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Gear / Annunciator Lights",
          "response": "Test",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Gas Selector",
          "response": "to desired tank for takeoff",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Controls",
          "response": "Free and correct",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Trim",
          "response": "Set for takeoff",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Flaps",
          "response": "Set for Takeoff (2 Pumps)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Gear Handle Area",
          "response": "clear and un-obstructed",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Comm. and Nav Radios",
          "response": "Set for departure",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Transponder",
          "response": "Set and Standby",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Seatbelts",
          "response": "Fastened",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Door",
          "response": "Closed and locked (lever forward) - Window closed",
          "tickable": true,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "takeoff",
      "title": "Takeoff (Cleared for Takeoff)",
      "items": [
        {
          "type": "action",
          "text": "“LIGHTS” - Strobe Light",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "“CAMERA” - Landing Light",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "“ACTION” - Transponder",
          "response": "On ALT",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Boost Pump",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "RICH",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Prop",
          "response": "HIGH RPM",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Doors, Windows, Seatbelts",
          "response": "Secure",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Time",
          "response": "Time",
          "tickable": true,
          "source_confidence": 0.7
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "after_takeoff",
      "title": "Climb-out",
      "items": [
        {
          "type": "action",
          "text": "Climb",
          "response": "Positive rate",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Gear",
          "response": "Up at 80 MIAS (Apply brakes to stop tire rotation)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Flaps",
          "response": "Up at 90 MIAS",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Airspeed",
          "response": "105-120 MIAS for climb-out",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Power",
          "response": "MP 25”, RPM 2500 for Climb",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Boost Pump",
          "response": "Off (Check fuel pressure)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Landing Light",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Engine Gauges",
          "response": "Check (Oil Pressure and Temp in green)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Lean as neccessary",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Cowl Flaps",
          "response": "Close when transitioning to cruise",
          "tickable": true,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "approach",
      "title": "Approach to Landing",
      "items": [
        {
          "type": "action",
          "text": "Cowl Flaps",
          "response": "Closed",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Boost Pump",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Gas Selector",
          "response": "Fullest tank",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Set as desired",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Seatbelts",
          "response": "Fastened",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Brakes",
          "response": "Check for Pressure",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Landing Light",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Engine Guages",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Carb Heat",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Gear",
          "response": "Down when less than 120 MIAS",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "GUMPS Check (Approach to Land, Downwind, Base, and Final)",
          "tickable": true,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "after_landing",
      "title": "Post Landing (When clear of the runway)",
      "items": [
        {
          "type": "action",
          "text": "Transponder",
          "response": "Standby",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Boost Pump",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Landing Light",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Flaps",
          "response": "Up",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Cowl Flaps",
          "response": "Open",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Lean for Taxi",
          "tickable": true,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "shutdown",
      "title": "Engine Shut-down",
      "items": [
        {
          "type": "action",
          "text": "Switches",
          "response": "Off (Avionics, Lights)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "1000 RPM",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Magnetos",
          "response": "Grounding Check (Off, then BOTH)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "LEAN",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "Full Idle (When engine starts to stop)",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Master Switch",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Ignition",
          "response": "Off and Key out",
          "tickable": true,
          "source_confidence": 0.95
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "preflight_inspection",
      "title": "Preflight",
      "items": [
        {
          "type": "challenge",
          "text": "clean windscreen with vertical strokes only",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "1.mags off",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "2.right Tank - fuel level and fuel drain",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "3.left Tank - fuel level and fuel drain",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "4.Pitot Tube - clear",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "5.left Control Surfaces - attach bolts secure.",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "6.left Brake and Tyre",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "7.Tailplane Control Surfaces - attach bolts & \"bungees\" secure.",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "8.Static Ports - clear",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "9.Flap Attach Bolts - view both flaps from wing root",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "10.right Control Surfaces - attach bolts secure",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "11.right Brake and Tyre",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "12.front Tyre",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "13.Prop - undamaged, cowling free of debris first flight of day",
          "tickable": true,
          "source_confidence": 0.85
        },
        {
          "type": "challenge",
          "text": "14.Oil aeroshell - look behind rear seats - 6 qt. min.",
          "tickable": true,
          "source_confidence": 0.85
        },
        {
          "type": "challenge",
          "text": "15.Fuel - water contamination - where appropriate, check cowl strainer last",
          "tickable": true,
          "source_confidence": 0.85
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "reference",
      "title": "V-Speeds (MPH IAS)",
      "criticality": "normal",
      "items": [
        {
          "type": "challenge",
          "text": "Vs: 67",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vs0: 57",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vlo/le: 120",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "Vfe: 100",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vno: 150",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vm: 132",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vne: 189",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vy (Used): 105",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Vy (charts): 80-103",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "challenge",
          "text": "Vx: 80",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Rotate: 65-75",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Cruise Climb: 115-120",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "challenge",
          "text": "Approach: 90, 80 on short final",
          "tickable": true,
          "source_confidence": 0.9
        }
      ]
    }
  ]
}