Piper PA-28-181 Archer III — Normal Operating Procedures

Preflight Walk-Around preflight_inspection

Aircraft documents (ARROW) — airworthiness certificate, registration, radio station license, operating handbook, weight-and-balance dataON BOARD AND CURRENT
Fuel quantity — visually verify each tank; quantity matches tabs or dipstick; sufficient for flight with required reservesVERIFIED, ADEQUATE
Fuel grade — confirm correct octane for the O-360 engineCORRECT GRADE PER POH
Fuel sump — left wing tank quick-drain; sample checked for water and contaminationCLEAR, CORRECT COLOR, NO CONTAMINATION
Fuel sump — right wing tank quick-drain; sample checked for water and contaminationCLEAR, CORRECT COLOR, NO CONTAMINATION
Fuel sump — gascolator drain on lower engine firewallDRAINED AND CLEAR
Fuel caps — both wing tanksPROPERLY SEATED AND SECURED
Fuel selector — rotate through all positions; verify freedom of movement and positive detentsMOVES FREELY, DETENTS POSITIVE
Engine oil level — dipstick check; verify quantity within acceptable operating rangeWITHIN LIMITS PER POH; CAP SECURE
Engine compartment — inspect for fuel or oil leaks, chafed wiring, loose hoses, and foreign objectsCLEAN AND SECURE
Carburetor air inlet — screen or filter present; opening clear of obstructionsCLEAR, FILTER SERVICEABLE
Exhaust system — visible stacks and muffler for cracks, loose clamps, or unusual heat discolorationSERVICEABLE
Cowl flaps (if equipped) — open and free to operateOPEN / SERVICEABLE
Cowling fastenersALL SECURE
Propeller and spinner — inspect for nicks, cracks, gouges, and spinner securitySERVICEABLE, SPINNER SECURE
Nose gear — strut extension, shimmy damper, tire condition, and tow bar removalSTRUT EXTENDED, TIRE SERVICEABLE, TOW BAR REMOVED
Pitot tube — cover removed, inlet clearCOVER REMOVED, CLEAR
Static ports — both sides of fuselage, unobstructedCLEAR
Left wing leading edge, fuel tank skin, and stall warning vaneNO DEFORMATION OR FUEL STAINING; VANE MOVES FREELY
Left aileron and flap — attachment security, full travel, and surface conditionSECURE, FREE MOVEMENT, NO DAMAGE
Left wingtip and navigation lightUNDAMAGED, LENS INTACT
Left main gear — strut extension, tire condition, and brake assemblySTRUT NORMAL, TIRE SERVICEABLE, BRAKES ADEQUATE
Horizontal stabilator — leading edge, hinge bolts, and anti-servo tab conditionUNDAMAGED, HARDWARE SECURE
Vertical stabilizer and rudder — condition, hinge security, and tail beaconSERVICEABLE, BEACON LENS INTACT
Tail tie-downREMOVED
Right main gear — strut, tire, and brake conditionSTRUT NORMAL, TIRE SERVICEABLE, BRAKES ADEQUATE
Right wing — leading edge, fuel tank skin, and fuel cap securityUNDAMAGED, FUEL CAP SECURE
Right aileron and flap — attachment, travel, and conditionSECURE, FREE MOVEMENT, NO DAMAGE
Right wingtip and navigation lightUNDAMAGED, LENS INTACT
Wing and nose tie-downs — all ground restraints removedREMOVED
Antennas — all externally visible unitsSECURE AND UNDAMAGED
Baggage door — latched and securedLATCHED

Cockpit Preparation / Before Start before_start

Control lockREMOVED AND STOWED
Seats — fore-aft position and lockADJUSTED AND LOCKED
Seat belts and shoulder harnesses — all occupantsFASTENED AND ADJUSTED
Passenger briefing — seatbelts, door latching, emergency exits, no smoking, sterile cockpit during critical phasesCOMPLETED
Flight controls — move through full travel; verify aileron, elevator, and rudder respond correctly and move freelyFULL AND FREE, CORRECT SENSE
Parking brakeSET
Fuel selector — select fullest tank or per POH recommendation for start and takeoffCORRECT TANK SELECTED
Avionics master switchOFF (protect avionics during start)
All electrical switches — lights, strobes, pitot heat, fanOFF
Circuit breakersALL IN
Cowl flaps (if equipped)OPEN
Flaps — set for takeoff per POHSET PER POH
Elevator trim — set to takeoff positionSET TAKEOFF
MixtureRICH
ThrottleCLOSED / IDLE

Engine Start engine_start

Area clear — visually confirm propeller arc is free of persons and objects; announce 'CLEAR PROP'CLEAR; ANNOUNCED
Battery master switchON
Alternator switchON
Beacon / anti-collision lightON
Prime — prime per POH for ambient conditions; cold engine requires more priming than warmPRIMED PER POH CONDITIONS
Throttle — set for start per POH (typically cracked slightly open)SET PER POH
MixtureRICH (or per POH for elevation)
Ignition switchBOTH
Starter — engage; release promptly when engine firesENGAGED, THEN RELEASED
Throttle — reduce to idle once engine runs smoothlyREDUCED TO IDLE
Oil pressure — verify pressure rise within first 30 seconds; shut down if no riseRISING NORMALLY
Avionics master switchON (after engine stable)
Engine instruments — oil pressure in green arc, no warning lightsNORMAL

Before Taxi / After Start after_start

Avionics — power-on self-tests; GPS, COM/NAV, transponder operationalSELF-TESTS COMPLETE, OPERATIONAL
Altimeter — set current altimeter setting; confirm indicated elevation matches field elevation within toleranceSET AND CONFIRMED
Heading indicator — align to magnetic compass while stationaryALIGNED
ATIS / weather — obtain current field conditions and NOTAM informationOBTAINED AND NOTED
Transponder — set assigned or VFR squawk code; mode as appropriateCODE SET, ALT
Taxi clearance or CTAF advisoryOBTAINED
Taxi and landing lightsON AS APPROPRIATE
Parking brakeRELEASE WHEN READY TO TAXI
Brakes — test effectiveness with brief application after first forward movementEFFECTIVE
Flight instruments during taxi — attitude indicator erecting, turn coordinator responding, magnetic compass swingingFUNCTIONING NORMALLY

Run-Up / Before Takeoff before_takeoff

Parking brakeSET
Run-up position — headed into wind if possible; surface firm and free of loose debrisCONFIRMED
Flight controls — recheck full and free movement, correct control responseFULL, FREE, AND CORRECT
Fuel selector — fullest tank or per POH recommendation for takeoffCORRECT TANK
MixtureRICH (or adjusted for field elevation per POH)
Engine warm-up — oil temperature in green arc before run-up power applicationOIL TEMP IN GREEN
Throttle — advance to run-up power setting per POHSET PER POH
Magnetos — check LEFT, then RIGHT; RPM drop on each within POH limits; differential within limits; return to BOTHBOTH CHECKED, WITHIN LIMITS
Carburetor heat — apply and note RPM change; a slight drop confirms carb heat is functioning; clear ice if any; return to COLDCHECKED, CARB HEAT FUNCTIONAL, COLD
Engine instruments at run-up power — oil pressure and temperature within normal rangeNORMAL
Throttle — reduce to idle; engine runs smoothly without roughness or stumbleSMOOTH AT IDLE
Suction / vacuum gaugeWITHIN NORMAL RANGE
Ammeter / electrical systemINDICATING CHARGE
Flaps — confirm takeoff setting; indicator verifiedSET PER POH, CONFIRMED
Elevator trimSET TO TAKEOFF POSITION
TransponderALT (or as directed by ATC)
Strobes and landing lightON
Doors and windows — fully closed and latchedCLOSED AND LATCHED
Abort plan — departure-end landing area and abort speed/criteria reviewedBRIEFED

Takeoff takeoff

Final approach and runway — confirm clear in both directions before entering runwayCLEAR
Carburetor heatCOLD for takeoff
Throttle — advance smoothly to full power; do not rush the applicationFULL POWER, RPM CONFIRMED
Engine gauges at takeoff power — oil pressure normal, no anomaliesNORMAL
Directional control — apply right rudder as needed to maintain runway centerlineTRACKING CENTERLINE
Rotate — apply smooth back pressure on stabilator at Vr per POHROTATE PER POH
Positive rate of climb — confirm on altimeter and VSI before retracting flapsCONFIRMED
Flaps — retract after positive rate established and clear of obstacles per POHRETRACTING PER POH
Airspeed — transition to Vx or Vy as appropriate for conditions per POHESTABLISHED PER POH

Climb climb

Airspeed — establish best-rate or best-angle climb per conditions and POHESTABLISHED PER POH
Throttle — full power or normal climb power per POHSET PER POH
Carburetor heat — monitor for conditions conducive to carburetor ice; apply if ice suspectedMONITORED; COLD UNLESS ICE SUSPECTED
Cowl flaps (if equipped) — open during climb to manage cylinder head temperaturesOPEN
Mixture — rich below density altitude requiring lean; lean progressively at higher elevations per POHSET PER POH
Engine instruments — oil temperature, oil pressure within normal limits; no abnormal indicationsNORMAL
Fuel quantity — periodic check; consistent with planned consumptionCHECKED
Heading indicator — cross-check against magnetic compassCHECKED AND CONSISTENT
Traffic scanCONTINUOUS

Cruise cruise

Throttle — set cruise power per POH cruise performance table for altitude and temperatureSET PER POH
Cowl flaps (if equipped) — adjust for cylinder head temperature management in cruiseADJUSTED PER POH
Mixture — lean to best power or best economy per POH recommendation for cruise power and altitudeLEANED PER POH
Elevator trim — adjust for hands-free level cruise flightTRIMMED
Engine instruments — oil temperature, oil pressure, and other gauges within normal limitsALL NORMAL
Fuel quantity — both tanks; verify remaining fuel consistent with planned burn rateCHECKED AND CONSISTENT
Fuel selector — switch tanks per POH interval to maintain lateral balanceSWITCHED PER POH
Carburetor heat — apply periodically or when conditions indicate icing risk (temperature and dewpoint spread, visible moisture, reduced RPM)MONITORED; APPLIED AS REQUIRED
Navigation — position, course, and fuel remaining consistent with flight planON COURSE, ON SCHEDULE
Weather scan — check for developing weather and review alternatesCHECKED

Descent descent

Fuel selector — switch to fullest tank or per POH for approach and landingFULLEST TANK / PER POH
Mixture — enrichen progressively as altitude decreasesENRICHENING
Carburetor heat — apply during power reductions; monitor for engine roughness indicating ice presenceAPPLIED DURING POWER REDUCTIONS
Throttle — reduce gradually; avoid shock cooling the engine with abrupt power changesREDUCED GRADUALLY PER POH
Cowl flaps (if equipped) — close as engine cools during descentADJUSTED TO MANAGE CHT
ATIS / destination weather — obtain current conditionsOBTAINED AND NOTED
Altimeter — update to current destination settingUPDATED
Airspeed — monitor; remain within the appropriate speed for flap extension as flaps are later deployedMONITORED

Before Landing before_landing

Fuel selector — fullest tank or per POH for landingFULLEST TANK / PER POH
MixtureRICH
Carburetor heat — apply on downwind or prior to significant power reduction on approachON (WARM)
Cowl flaps (if equipped)CLOSED OR PER POH
Seat belts and shoulder harnesses — confirm all occupants securedFASTENED AND SNUG
Flaps — extend incrementally on final approach per POH; verify indicator matches selected positionSET PER POH
Airspeed — stabilize approach speed per POH for weight and flap configurationESTABLISHED PER POH
Landing lightON
Traffic and runway — confirm final approach and runway are clearCLEAR

Landing landing

Approach speed — maintain stabilized approach at POH speed for flap setting and weight; do not allow excessive energy buildupSTABILIZED PER POH
Runway alignment — confirm landing on centerline; adjust crosswind correction as neededON CENTERLINE
Power — reduce smoothly to idle at flare; do not cut power abruptly from high settingREDUCED TO IDLE AT FLARE
Flare — apply gentle back pressure on stabilator to arrest sink rate; avoid ballooning or holding off too highSMOOTH FLARE
Touchdown — main gear first in normal landing; hold nose wheel off until speed decreasesMAINS FIRST, NOSE HELD OFF
Brakes — apply after nose wheel lowers; maintain directional control; avoid locking wheelsSMOOTH, EVEN APPLICATION
Runway exit — clear the active runway before slowing excessively; exit at a safe taxi speedCLEAR OF RUNWAY

Go-Around / Missed Approach go_around

Throttle — advance smoothly to full power without hesitationFULL POWER
Carburetor heatCOLD (full power required; carb heat reduces power)
Pitch attitude — establish a positive climb attitude; do not over-rotateCLIMB ATTITUDE ESTABLISHED
Flaps — retract incrementally; initial partial retraction to reduce drag while maintaining lift; verify climb performance before full retractionRETRACTING PER POH
Airspeed — accelerate to Vy after flap retractionESTABLISHED PER POH
Traffic pattern — communicate intentions and fly standard pattern or as directed by ATCCOMMUNICATED

After Landing after_landing

Carburetor heatCOLD
FlapsRETRACT
Cowl flaps (if equipped)OPEN
Landing lightOFF or as desired
TransponderSTANDBY or as directed
Mixture — maintain rich for taxi if further operations; do not lean aggressively at high taxi powerRICH

Shutdown and Securing shutdown

Parking brakeSET
Avionics master switchOFF (before magneto shutdown)
All electrical loads — lights, fan, pitot heatOFF
Mixture — pull to idle cut-off when engine is ready for shutdown; allow engine to stop cleanlyIDLE CUT-OFF; ENGINE STOPPED
Throttle — after engine stopsCLOSED / IDLE
Ignition switchOFF
Battery master switchOFF
Fuel selectorOFF or per owner's practice
Control lock — install to protect flight controlsINSTALLED
Tie-downs — secure both wings and nose/tail per airport requirementsSECURED
Pitot tube coverINSTALLED
Aircraft — log squawks; complete maintenance release if required; record Hobbs and tach timeCOMPLETED

Piper PA-28-181 Archer III — Normal Operating Procedures

Ratings & reviews

Preflight Walk-Around preflight_inspection

Cockpit Preparation / Before Start before_start

Engine Start engine_start

Before Taxi / After Start after_start

Run-Up / Before Takeoff before_takeoff

Takeoff takeoff

Climb climb

Cruise cruise

Descent descent

Before Landing before_landing

Landing landing

Go-Around / Missed Approach go_around

After Landing after_landing

Shutdown and Securing shutdown

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