{
  "open_checklist_version": "1.0",
  "id": "cessna-172s-skyhawk-sam-dawson-c172s-ground",
  "title": "Cessna 172S Skyhawk — Sam_Dawson_C172S_Ground",
  "aircraft": {
    "make": "Cessna",
    "model": "172S Skyhawk",
    "category": "standard_normal",
    "airframe_family": "cessna-172"
  },
  "provenance": {
    "source": {
      "kind": "third_party_checklist",
      "title": "Cessna/172S Skyhawk/Sam_Dawson_C172S_Ground.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": [],
    "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": "kt"
  },
  "sections": [
    {
      "phase": "before_start",
      "title": "172S BEFORE STARTING ENGINE",
      "items": [
        {
          "type": "action",
          "text": "Preflight Inspection",
          "response": "Complete",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "CRM/Passenger Briefing",
          "response": "Complete",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Seats and Seat Belts",
          "response": "Adjust & Lock",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Brakes",
          "response": "Test & Set",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Fuel Selector",
          "response": "Both",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Fuel Shutoff",
          "response": "On (In)",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "Open ¼ “",
          "tickable": true,
          "source_confidence": 0.85
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Idle Cutoff",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Avionics Master Switch",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Electrical Equipment",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Circuit Breakers",
          "response": "Check In",
          "tickable": true,
          "source_confidence": 0.98
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "engine_start",
      "title": "STARTING ENGINE",
      "items": [
        {
          "type": "action",
          "text": "Master Switch",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Lights",
          "response": "As Required",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Auxiliary Fuel Pump",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Full Rich, then off after fuel flow",
          "tickable": true,
          "source_confidence": 0.93
        },
        {
          "type": "action",
          "text": "Auxiliary Fuel Pump",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Propeller Area",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Ignition Switch",
          "response": "Start",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Advance",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Oil Pressure / Ammeter",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.99
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "before_taxi",
      "title": "BEFORE TAXI",
      "items": [
        {
          "type": "action",
          "text": "Flaps",
          "response": "Retract to takeoff setting",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Lean",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "1000 RPM",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Avionics Master Switch (Radios)",
          "response": "On",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "ATIS / AWOS",
          "response": "Receive",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Clearance",
          "response": "Obtain",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "MFD & GPS",
          "response": "Initialize",
          "tickable": true,
          "source_confidence": 0.96
        },
        {
          "type": "action",
          "text": "Avionics / Transponder",
          "response": "Set / SBY",
          "tickable": true,
          "source_confidence": 0.96
        },
        {
          "type": "action",
          "text": "Flight Instruments",
          "response": "Check & Set",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Engine Instruments",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.98
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "taxi",
      "title": "TAXI",
      "items": [
        {
          "type": "action",
          "text": "Brakes & Steering",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Flight Instruments",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "note",
          "text": "3 March 2007",
          "tickable": false,
          "source_confidence": 0.85
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "before_takeoff",
      "title": "BEFORE TAKEOFF",
      "items": [
        {
          "type": "action",
          "text": "Cabin Doors",
          "response": "Closed & Locked",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Seats / Seat Belts",
          "response": "Upright & Secured",
          "tickable": true,
          "source_confidence": 0.96
        },
        {
          "type": "action",
          "text": "Flight Controls",
          "response": "Free & Correct",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Clock",
          "response": "Set",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Fuel Quantity",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Engine Instruments",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Flight Instruments",
          "response": "Check & Set",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "MFD & GPS",
          "response": "Set",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Radios / Avionics",
          "response": "Set for Departure",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "NAV / GPS Switch",
          "response": "Set",
          "tickable": true,
          "source_confidence": 0.93
        },
        {
          "type": "action",
          "text": "Autopilot",
          "response": "Test / Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Fuel Selector",
          "response": "Both",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Fuel Shutoff",
          "response": "On (In)",
          "tickable": true,
          "source_confidence": 0.99
        },
        {
          "type": "action",
          "text": "Electric Trim / Elevator Trim",
          "response": "Check / Set",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Flaps",
          "response": "Set for Takeoff",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Enrichen",
          "tickable": true,
          "source_confidence": 0.82
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "1800 RPM",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Lean for Takeoff",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Magnetos",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Engine Instruments / Ammeter",
          "response": "Check",
          "tickable": true,
          "source_confidence": 0.96
        },
        {
          "type": "action",
          "text": "Vacuum",
          "response": "Green Arc",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Annunciator Panel",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "Idle / 1000 RPM",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Throttle Friction Lock",
          "response": "Adjust",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Departure Briefing",
          "response": "Complete",
          "tickable": true,
          "source_confidence": 0.98
        }
      ],
      "criticality": "normal"
    },
    {
      "phase": "shutdown",
      "title": "Shutdown and Securing",
      "items": [
        {
          "type": "action",
          "text": "Avionics Master",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Exterior Lights (except beacon)",
          "response": "Off as Required",
          "tickable": true,
          "source_confidence": 0.9
        },
        {
          "type": "action",
          "text": "Throttle",
          "response": "1000 RPM",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Mixture",
          "response": "Idle Cut Off",
          "tickable": true,
          "source_confidence": 0.85
        },
        {
          "type": "action",
          "text": "Magneto Switch",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.95
        },
        {
          "type": "action",
          "text": "Battery and Alternator",
          "response": "Off",
          "tickable": true,
          "source_confidence": 0.97
        },
        {
          "type": "action",
          "text": "Fuel Selector Valve",
          "response": "Left or Right",
          "tickable": true,
          "source_confidence": 0.88
        },
        {
          "type": "action",
          "text": "Gust Lock",
          "response": "Install",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Post Flight Inspection",
          "response": "Accomplish",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Internal and External Covers",
          "response": "Install",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "action",
          "text": "Tiedowns and Chocks",
          "response": "Install",
          "tickable": true,
          "source_confidence": 0.98
        },
        {
          "type": "note",
          "text": "3 March 2007",
          "tickable": false,
          "source_confidence": 0.85
        }
      ],
      "criticality": "normal"
    }
  ]
}