<?xml version="1.0" encoding="UTF-8"?>
<openChecklist version="1.0">
  <title>Piper PA-28R-201 Arrow — Emergency Procedures (independently worded)</title>
  <contentHash>7057d571a3df7b3f50fe9c334d048f5d0fc2cf56bfc2934e82318405c86b81f5</contentHash>
  <aircraft make="Piper" model="PA-28R-201" variant="Arrow" category="standard_normal"/>
  <verification sourceFidelity="not_applicable" operationalReview="none" completeness="partial"/>
  <rights status="original_expression" license="CC-BY-4.0"/>
  <knownIssue severity="safety_defect">Contains no airspeeds, power settings, fuel quantities or other limitations — must come from aircraft POH.</knownIssue>
  <knownIssue severity="content_gap">Equipment variations exist across this model/variant. Verify items against the specific aircraft before use.</knownIssue>
  <sections>
    <section id="engine-failure-before-rotation" phase="engine_failure_before_rotation" criticality="emergency">
      <title>Engine Failure on Takeoff — Before or At Liftoff</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="efbr-throttle">
        <text>Throttle</text>
        <response>CLOSE</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="efbr-brakes">
        <text>Brakes — apply firmly to stop on remaining runway</text>
        <response>APPLIED</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="true" indent="0" id="efbr-mixture">
        <text>Mixture</text>
        <response>IDLE CUTOFF</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="true" indent="0" id="efbr-ignition">
        <text>Ignition</text>
        <response>OFF</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="true" indent="0" id="efbr-master">
        <text>Master switch</text>
        <response>OFF WHEN LANDING ASSURED</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Gear — if briefly airborne with insufficient altitude for return to runway</text>
        <response>LEAVE DOWN; LAND STRAIGHT AHEAD ON AVAILABLE SURFACE</response>
        <detail>Do not attempt a turn back to the runway at low altitude. Land ahead or within 30 degrees of runway heading.</detail>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Flaps — if airborne over suitable terrain</text>
        <response>AS REQUIRED TO REDUCE LANDING SPEED ON AVAILABLE SURFACE</response>
      </item>
      <item type="action" index="7" tickable="true" memoryItem="false" indent="0">
        <text>Occupants</text>
        <response>ADVISE TO BRACE</response>
      </item>
    </section>
    <section id="engine-failure-in-flight" phase="engine_failure_in_flight" criticality="emergency">
      <title>Engine Failure in Flight</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="efif-glide">
        <text>Airspeed — establish best-glide speed</text>
        <response>PER POH — TRIM FOR HANDS-OFF GLIDE</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="efif-landing-area">
        <text>Landing area — identify best available field or airport; begin turn toward it</text>
        <response>SELECTED</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Fuel selector — switch to opposite or fullest tank</text>
        <response>FULLEST TANK SELECTED</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Mixture</text>
        <response>RICH</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Ignition</text>
        <response>BOTH — CONFIRM SWITCH IS ON</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Primer</text>
        <response>IN AND LOCKED — open primer causes fuel starvation</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Throttle</text>
        <response>ADVANCE TO CHECK FOR FUEL FLOW RESPONSE</response>
      </item>
      <item type="action" index="7" tickable="true" memoryItem="false" indent="0">
        <text>Alternate air</text>
        <response>OPEN — if induction blockage or icing suspected</response>
      </item>
      <item type="action" index="8" tickable="true" memoryItem="false" indent="0">
        <text>Engine restart attempt — if altitude and identified cause permit</text>
        <response>FOLLOW POH RESTART SEQUENCE; DO NOT WASTE ALTITUDE IF LOW</response>
      </item>
      <item type="action" index="9" tickable="true" memoryItem="false" indent="0">
        <text>Mayday — transmit on 121.5 MHz or last assigned frequency</text>
        <response>AIRCRAFT TYPE, POSITION, ALTITUDE, INTENTIONS</response>
      </item>
      <item type="action" index="10" tickable="true" memoryItem="false" indent="0">
        <text>Transponder</text>
        <response>SQUAWK 7700</response>
      </item>
      <item type="reference" index="11" tickable="false" memoryItem="false" indent="0">
        <text>If engine does not restart — proceed to Forced Landing section</text>
      </item>
    </section>
    <section id="engine-fire-in-flight" phase="engine_fire_in_flight" criticality="emergency">
      <title>Engine Fire in Flight</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="efif2-fuel-selector">
        <text>Fuel selector</text>
        <response>OFF</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="efif2-mixture">
        <text>Mixture</text>
        <response>IDLE CUTOFF</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Throttle</text>
        <response>FULL OPEN — depletes residual fuel from induction system</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="true" indent="0" id="efif2-ignition">
        <text>Ignition</text>
        <response>OFF</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Heater and ventilation</text>
        <response>ALL CLOSED — prevent smoke and fumes from entering cabin</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Airspeed — increase if fire persists</text>
        <response>INCREASE TOWARD VNE TO STARVE FIRE OF OXYGEN — PER POH GUIDANCE</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Declare emergency — 121.5 MHz or last ATC frequency</text>
        <response>MAYDAY TRANSMITTED</response>
      </item>
      <item type="action" index="7" tickable="true" memoryItem="false" indent="0">
        <text>Gear — extend when landing is assured and airspeed is within gear operating speed per POH</text>
        <response>DOWN — THREE GREEN CONFIRMED</response>
      </item>
      <item type="reference" index="8" tickable="false" memoryItem="false" indent="0">
        <text>Proceed to Forced Landing section</text>
      </item>
    </section>
    <section id="engine-fire-ground" phase="engine_fire_ground" criticality="emergency">
      <title>Engine Fire on Ground</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="efg-ignition">
        <text>Ignition</text>
        <response>OFF</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="efg-fuel-selector">
        <text>Fuel selector</text>
        <response>OFF</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Master switch</text>
        <response>OFF</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Throttle — briefly open to pull fuel from cylinders if fire is in induction system</text>
        <response>FULL OPEN MOMENTARILY; THEN CLOSED</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="true" indent="0" id="efg-evacuate">
        <text>Occupants — evacuate immediately via upwind door; move well clear</text>
        <response>EVACUATED</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Fire extinguisher</text>
        <response>DISCHARGE ON FIRE IF SAFE TO DO SO; DO NOT DELAY EVACUATION</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Emergency services</text>
        <response>CALL 911 OR AIRPORT EMERGENCY IMMEDIATELY</response>
      </item>
    </section>
    <section id="electrical-fire" phase="electrical_fire" criticality="emergency">
      <title>Electrical Fire / Smoke in Cockpit</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="elfire-master">
        <text>Master switch</text>
        <response>OFF — removes battery power from all buses</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="false" indent="0">
        <text>Avionics master</text>
        <response>OFF</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>All electrical switches</text>
        <response>OFF — isolate all circuit loads</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Cockpit vents — fresh-air vents only</text>
        <response>OPEN TO VENTILATE; HEATER CLOSED</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Fire extinguisher</text>
        <response>USE IF SMOKE PERSISTS AFTER POWER REMOVED; AIM AT SOURCE</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="true" indent="0" id="elfire-land">
        <text>Land as soon as possible — declare emergency</text>
        <response>DIVERTING TO NEAREST SUITABLE AIRPORT</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Electrical equipment — selective restoration if navigation required</text>
        <response>RESTORE MASTER AND INDIVIDUAL SWITCHES ONE AT A TIME; MONITOR FOR SMOKE RECURRENCE</response>
      </item>
    </section>
    <section id="oil-system-malfunction" phase="oil_system_malfunction" criticality="emergency">
      <title>Loss of Oil Pressure</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="oil-confirm">
        <text>Oil pressure gauge — confirm low reading; cross-check oil temperature</text>
        <response>LOW PRESSURE CONFIRMED; TEMPERATURE TREND NOTED</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="oil-power">
        <text>Power — reduce to minimum required for flight</text>
        <response>POWER REDUCED — LOWER POWER REDUCES OIL DEMAND AND HEAT</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="true" indent="0" id="oil-land">
        <text>Land immediately — select nearest suitable airport or field</text>
        <response>DIVERTING — ENGINE MAY SEIZE WITHOUT WARNING IF OIL IS LOST</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Airspeed — maintain at or below best-glide speed; prepare for sudden engine failure</text>
        <response>AT OR BELOW BEST-GLIDE AIRSPEED</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Declare emergency</text>
        <response>ADVISE ATC OF DIVERSION; SQUAWK 7700 IF WARRANTED</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Engine shutdown — if temperature in red arc or seizure imminent</text>
        <response>SHUT DOWN TO PREVENT FIRE AND RETAIN GLIDE OPTIONS</response>
      </item>
    </section>
    <section id="induction-blockage" phase="other" criticality="abnormal">
      <title>Alternate Air / Induction System Blockage</title>
      <item type="action" index="0" tickable="true" memoryItem="false" indent="0">
        <text>Engine roughness or power loss — assess induction system</text>
        <response>NOTE CONDITIONS; CONFIRM SYMPTOMS</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="altair-open">
        <text>Alternate air control</text>
        <response>OPEN — allows engine to draw unfiltered warm air past blocked inlet</response>
        <detail>IO-360 is fuel-injected; no carburetor ice risk. Alternate air addresses blocked primary air inlet or induction icing in freezing conditions.</detail>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Power — adjust as needed</text>
        <response>EXPECT SLIGHT POWER REDUCTION ON ALTERNATE AIR — WARMER, LESS-DENSE AIR</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Conditions — exit visible moisture or icing conditions promptly</text>
        <response>DEPARTING ICING CONDITIONS</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Alternate air</text>
        <response>RETURN TO RAM AIR AFTER CLEAR OF CONDITIONS AND ENGINE RUNNING NORMALLY</response>
      </item>
    </section>
    <section id="forced-landing" phase="forced_landing" criticality="emergency">
      <title>Forced Landing (Power-Off)</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="fl-glide">
        <text>Best-glide airspeed — establish and trim hands-off</text>
        <response>PER POH</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="true" indent="0" id="fl-site">
        <text>Landing site — select best available: runway, paved road, or open field</text>
        <response>SELECTED; ASSESSED FOR LENGTH, SURFACE, OBSTACLES, AND WIND</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Squawk 7700 and transmit Mayday</text>
        <response>7700 SQUAWKED; MAYDAY ON 121.5 OR LAST FREQUENCY — POSITION AND INTENTIONS STATED</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Fuel selector</text>
        <response>OFF WHEN LANDING IS ASSURED</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Ignition</text>
        <response>OFF WHEN LANDING IS ASSURED</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Master switch</text>
        <response>OFF BEFORE TOUCHDOWN (unless flaps still needed)</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Gear — evaluate for terrain type</text>
        <response>DOWN FOR PAVED OR FIRM SURFACE; CONSIDER UP FOR ROUGH OR SOFT TERRAIN TO REDUCE FLIP-OVER RISK</response>
      </item>
      <item type="action" index="7" tickable="true" memoryItem="false" indent="0">
        <text>Flaps — extend as needed to reduce approach speed</text>
        <response>FULL OR APPROACH SETTING PER POH IF ADEQUATE ALTITUDE REMAINS</response>
      </item>
      <item type="action" index="8" tickable="true" memoryItem="false" indent="0">
        <text>Seatbelts and harnesses — all occupants</text>
        <response>CONFIRMED TIGHT; BRACE FOR IMPACT</response>
      </item>
      <item type="action" index="9" tickable="true" memoryItem="false" indent="0">
        <text>Touchdown — aim for first third of available area; land into wind; wings level</text>
        <response>EXECUTED</response>
      </item>
    </section>
    <section id="landing-gear-malfunction" phase="landing_gear_malfunction" criticality="emergency">
      <title>Gear Unsafe / Gear Failure</title>
      <item type="action" index="0" tickable="true" memoryItem="false" indent="0">
        <text>Gear-unsafe horn — note conditions; do not assume false indication until investigated</text>
        <response>HORN CONDITION NOTED</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="false" indent="0">
        <text>Airspeed — confirm below maximum gear operating speed per POH</text>
        <response>WITHIN GEAR SPEED LIMIT</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Gear handle — cycle DOWN; confirm fully seated</text>
        <response>CYCLED DOWN; HANDLE SEATED</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Indicator lights — check all three legs</text>
        <response>NOTE WHICH SHOW GREEN, AMBER, OR NONE; CONSULT POH</response>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Circuit breakers — gear indicator and hydraulic pump</text>
        <response>CHECK; RESET IF TRIPPED — ONCE ONLY</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Maneuver — coordinated turns; sideslip may dislodge hung leg per POH guidance</text>
        <response>ATTEMPTED PER POH</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Manual extension — if electrical or hydraulic failure</text>
        <response>PROCEED TO EMERGENCY GEAR EXTENSION SECTION</response>
      </item>
      <item type="action" index="7" tickable="true" memoryItem="false" indent="0">
        <text>ATC — advise tower; request emergency equipment standby; request low pass for visual gear confirmation</text>
        <response>ADVISED; EQUIPMENT STANDING BY</response>
      </item>
    </section>
    <section id="emergency-gear-extension" phase="other" criticality="emergency">
      <title>Emergency Gear Extension</title>
      <item type="action" index="0" tickable="true" memoryItem="true" indent="0" id="ege-airspeed">
        <text>Airspeed — slow below maximum gear extension speed per POH</text>
        <response>WITHIN GEAR EXTENSION SPEED LIMIT</response>
      </item>
      <item type="action" index="1" tickable="true" memoryItem="false" indent="0">
        <text>Gear handle</text>
        <response>PLACE DOWN</response>
      </item>
      <item type="action" index="2" tickable="true" memoryItem="false" indent="0">
        <text>Hydraulic pump circuit breaker</text>
        <response>CHECK; RESET IF TRIPPED; CONFIRM PUMP OPERATING</response>
      </item>
      <item type="action" index="3" tickable="true" memoryItem="false" indent="0">
        <text>Manual extension control — locate per POH; operate per POH procedure</text>
        <response>OPERATED PER POH STROKE COUNT OR UNTIL INDICATOR CONFIRMS DOWN</response>
        <detail>Location and method of manual extension varies by aircraft serial number and modification status. Know your specific aircraft before flight.</detail>
      </item>
      <item type="action" index="4" tickable="true" memoryItem="false" indent="0">
        <text>Automatic gear extension system — note it may have already deployed gear as airspeed decreased</text>
        <response>CONFIRM CURRENT GEAR STATE BEFORE MANUAL PUMP ACTION</response>
      </item>
      <item type="action" index="5" tickable="true" memoryItem="false" indent="0">
        <text>Indicator lights — verify three green</text>
        <response>THREE GREEN — if not all green, consult POH for partial-gear or belly-landing guidance</response>
      </item>
      <item type="action" index="6" tickable="true" memoryItem="false" indent="0">
        <text>Land as soon as possible on longest available runway</text>
        <response>EMERGENCY EQUIPMENT STANDING BY; LANDING EXECUTED</response>
      </item>
    </section>
  </sections>
</openChecklist>
