{
  "open_checklist_version": "1.0",
  "id": "robinson-r22-michael-smith-r22-preflight-checklist-ds",
  "title": "Robinson R22 — michael_smith_r22_preflight_checklist_ds",
  "aircraft": {
    "make": "Robinson",
    "model": "R22",
    "category": "standard_normal"
  },
  "provenance": {
    "source": {
      "kind": "third_party_checklist",
      "title": "Robinson/R22/michael_smith_r22_preflight_checklist_ds.txt"
    },
    "transcription": {
      "method": "format_conversion",
      "date": "2026-08-14",
      "converted_from": "doc"
    },
    "contributors": [
      {
        "name": "Open Checklists project",
        "role": [
          "transcriber"
        ]
      }
    ],
    "revision": {
      "file_revision": "0.1.0",
      "updated": "2026-08-14"
    }
  },
  "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": {
    "fuel": "usgal",
    "weight": "lb",
    "pressure": "psi",
    "temperature": "f"
  },
  "sections": [
    {
      "phase": "preflight_inspection",
      "title": "Cowl Door / Engine Right Side",
      "criticality": "normal",
      "items": [
        {
          "type": "challenge",
          "text": "Check maintenance records, check general condition - leaks, discolorization dents, chafing, nicks, corrosion or cracks.",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Verify Telatemps show no unexplained temperature increases during prior flight.",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Cowl Door",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Master switch",
          "response": "On",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Oil pressure, alternator, governor lights, low fuel",
          "response": "On",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Warning light test switches",
          "response": "Push to test",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Fuel quantity",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Rotor brake",
          "response": "Actuation normal",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Master switch",
          "response": "Off",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Aux fuel tank quantity",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Fuel filler cap",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Aux fuel tank",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Aux fuel drain",
          "response": "Sample",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Gearbox oil",
          "response": "Full, no leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Gearbox Telatemp",
          "response": "Normal",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Flex coupling",
          "response": "No cracks, nuts tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Yoke flanges",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Sprag clutch",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Static source",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Control rod ends",
          "response": "Free without looseness",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Steel tube frame",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "All fasteners",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Tail rotor control",
          "response": "No interference",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Cowl door",
          "response": "Latched",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Engine Right Side",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Carb air ducts",
          "response": "Secure",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Carb heat scoop",
          "response": "Secure",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Engine sheet metal",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Electrical terminals",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Fuel line",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Oil cooler door",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Oil lines",
          "response": "No leaks or chafing",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Exhaust system",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Engine general condition",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "V-belt condition",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "V-belt slack",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Sprag clutch",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Upper bearing",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Telatemp – upper bearing",
          "response": "Normal",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Lower sheave groove wear",
          "response": "Smooth & uniform",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Flex coupling",
          "response": "No cracks, nuts tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Yoke flanges",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Steel tube frame",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Tail rotor control",
          "response": "No interference",
          "tickable": true,
          "source_confidence": 1.0
        }
      ]
    },
    {
      "phase": "preflight_inspection",
      "title": "Engine - Rear / Empennage / Tail Rotor / Tailcone",
      "criticality": "normal",
      "items": [
        {
          "type": "subtitle",
          "text": "Engine - Rear",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Cooling fan nut",
          "response": "Pin in line w/ marks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Cooling fan",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Fan scroll",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Telatemps – lower bearing",
          "response": "Normal",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Lower bearing",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Empennage",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Tail surfaces",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Fasteners",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Position light",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Tail Rotor",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Gearbox Telatemp",
          "response": "Normal",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Gearbox",
          "response": "Oil full, no leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Blades",
          "response": "Clean & no damage/cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Rod ends",
          "response": "Free without looseness",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Pitch link jam nuts",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Teeter bearings",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Teeter bearing bolt",
          "response": "Does not rotate",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Control bellcrank",
          "response": "Free without looseness",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Tailcone",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Rivets",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Skins",
          "response": "No cracks or dents",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Strobe light condition",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Antenna",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Attachment bolts",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        }
      ]
    },
    {
      "phase": "preflight_inspection",
      "title": "Engine - Left Side / Fuel Tank (Main) / Main Rotor",
      "criticality": "normal",
      "items": [
        {
          "type": "subtitle",
          "text": "Engine - Left Side",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Engine sheet metal",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Exhaust system",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Engine oil",
          "response": "4-6 qts",
          "tickable": true,
          "source_confidence": 1.0,
          "value": {
            "quantity": "fuel",
            "unit": "qt",
            "min": 4,
            "max": 6,
            "comparison": "in_range"
          }
        },
        {
          "type": "action",
          "text": "Fuel lines",
          "response": "No leaks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Gascolator drain",
          "response": "Sample",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Throttle linkage",
          "response": "Operable",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Battery & relay",
          "response": "Secure",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Alternator belt tension",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Steel tube frame",
          "response": "No cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Engine general condition",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Fuel Tank (Main)",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Leakage",
          "response": "None",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Quantity",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Filler cap",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Drain",
          "response": "Sample",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Main Rotor",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "caution",
          "text": "CAUTION – Do not pull rotor blades down as damage may occur. To lower one blade, push opposite blade up.",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Blades",
          "response": "Clean & no damage/cracks",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Pitch change boots",
          "response": "No leakage",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Main hinge bolts",
          "response": "Cotter pins installed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "All rod ends",
          "response": "Free without looseness",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Pitch link jam nuts",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Pitch link safety wire",
          "response": "Secure",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "All fasteners",
          "response": "Tight",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Swashplate scissors",
          "response": "No excessive looseness",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Turn rotors 90° and level",
          "tickable": true,
          "source_confidence": 1.0
        }
      ]
    },
    {
      "phase": "preflight_inspection",
      "title": "Fuselage Left Side / Nose Section / Fuselage Right Side / Cabin Interior",
      "criticality": "normal",
      "items": [
        {
          "type": "subtitle",
          "text": "Fuselage Left Side",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Baggage compartment",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Removable controls",
          "response": "Secure if installed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Collective control",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Seat Belt",
          "response": "Check condition & fastened",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Door",
          "response": "Unlocked & latched",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Door hinge safety pin",
          "response": "Installed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Landing gear",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Ground handling wheel",
          "response": "Removed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Position light",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Nose Section",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Pitot tube",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Windshield condition & cleanliness",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Fresh air vent",
          "response": "Clear",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Landing lights",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Fuselage Right Side",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Landing gear",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Ground handling wheel",
          "response": "Removed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Position light",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Door hinge safety pin",
          "response": "Installed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Baggage compartment",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "subtitle",
          "text": "Cabin Interior",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "action",
          "text": "Loose articles",
          "response": "Removed or stowed",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Seat belts",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "challenge",
          "text": "Instruments, switches, & controls",
          "tickable": true,
          "source_confidence": 1.0
        },
        {
          "type": "caution",
          "text": "CAUTION – Removable controls should be removed if person in left seat is not a rated helicopter pilot.",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "caution",
          "text": "CAUTION – When flying solo, fill left baggage compartment to capacity before using right baggage compartment. Avoid placing objects in compartments that might injure occupants if seat collapses during hard landing..",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "caution",
          "text": "CAUTION – Shorter pilots may require cushion to obtain full travel of all controls. When using cushion, verify aft cyclic travel is not restricted.",
          "tickable": false,
          "source_confidence": 1.0
        },
        {
          "type": "note",
          "text": "Notes: STAND BACK AND LOOK AT ENTIRE AREA!",
          "tickable": false,
          "source_confidence": 1.0
        }
      ]
    }
  ]
}