# Piper PA-34-200 Seneca — SenecaIIChecklist

> **NOT FOR FLIGHT** — source fidelity: unreviewed | operational review: none | completeness: full

> **content_gap**: Section "CRUISE" item count differs between passes (5 vs 6); verify nothing was dropped.
> **content_gap**: Section "ENGINE FAIL ABOVE 66 KIAS" item count differs between passes (9 vs 10); verify nothing was dropped.
> **content_gap**: Section "FEATHER AND SECURE" item count differs between passes (12 vs 13); verify nothing was dropped.

## PREFLIGHT CABIN

- [ ] Weight and Balance — **COMPLETE**
- [ ] Documents — **CHECK AVAILABLE**
    - [ ] Airworthiness Certificate
    - [ ] Registration
    - [ ] Airplane Flight Manual
    - [ ] Weight & Balance
- [ ] Landing Gear — **DOWN**
- [ ] Avionics — **OFF**
- [ ] Mixture — **IDLE-CUTOFF**
- [ ] Cowl Flaps — **OPEN**
- [ ] Trim Indicators — **NEUTRAL**
- [ ] Flight Controls — **RELEASE CONTROL LOCK**
- [ ] Master Switch — **ON**
- [ ] Landing Gear — **3 GREEN**
- [ ] Fuel Quantity — **CHECK**
- [ ] Flaps/Lights — **CHECK OPERATION**
- [ ] Master/Ignition — **OFF**
- [ ] Pitot Static Syst — **DRAIN**
- [ ] Empty Seats — **SECURE**
- [ ] Cross Feed — **DRAIN**

## EXTERNAL

- [ ] Cross Feed Drain — **CHECK CLOSED**
**Right Wing**
- [ ] Flaps/Ailerons — **CHECK**
- [ ] Tires/Brakes/Struts — **CHECK**
- [ ] Rivets/Skin — **CHECK**
- [ ] Landing/Nav Lights — **CHECK**
- [ ] Fuel Quantity/Caps — **CHECK**
- [ ] Oil (6-8qts) — **CHECK**
- [ ] Prop/Spinner/Cowl Flap — **INSPECT**
- [ ] Fuel Tank Drains — **CHECK**
**Nose**
- [ ] Windshield — **CHECK CLEAN**
- [ ] Nose Gear/Land Light — **INSPECT**
- [ ] Brake Reservoir — **CHECK LEVEL**
- [ ] Doors/Fwd Baggage — **CLOSED – LOCKED**
**Left Wing**
- [ ] Engine/Landing Gear — **SAME RIGHT**
- [ ] Stall Warning Vane — **INSPECT/CHECK**
- [ ] Pitot Vane — **INSPECT**
**Empanage**
- [ ] Baggage Door — **SECURED**
- [ ] Static Ports (L&R) — **CLEAR**
- [ ] Dorsal Air Scoop — **FREE/CLEAR**
- [ ] Empennage/Stabalator — **INSPECT**
- [ ] Antennas — **SECURE**

## BEFORE ENGINE START/ START

- [ ] Seats/Belts — **ADJUSTED**
- [ ] Radios — **OFF**
- [ ] Parking Brake — **SET**
- [ ] Circuit Breakers — **CHECK IN**
- [ ] Mixture — **RICH/AS REQ**
- [ ] Prop controls — **FULL FORWARD**
- [ ] Throttles — **OPEN ½**
- [ ] Alternate Air — **OFF**
- [ ] Fuel Selectors — **ON**
- [ ] Master Switch — **ON**
- [ ] Magnetos — **ON**
- [ ] Alternators — **ON**
- [ ] Aux. Fuel Pump — **OFF**
- [ ] Anti Collision Light — **ON**
- [ ] Prop Area — **CLEAR**
- [ ] Primer (depress for 5 sec) — **AS REQ**
- [ ] Starter (30 sec max) — **ENGAGE**
- [ ] Oil Pressure (w/in 30 sec) — **CHECK**
    - [ ] Repeat for opposite Engine
- [ ] Alternators — **CHECK**
- [ ] Gyro Pressure — **CHECK**

## TAXI

- [ ] Brakes — **CHECK**
- [ ] Instruments — **CHECK**
- [ ] Fuel Selectors — **X FEED**

## AIRSPEEDS - SAFE OPERATION

- [ ] Vmc — **66 KIAS**
- [ ] Vyse — **89 KIAS**
- [ ] Vxse — **78 KIAS**
- [ ] Vx — **76 KIAS**
- [ ] Va — **136 KIAS**
- [ ] Vne — **195 KIAS**
- [ ] Vfe 10° — **138 KIAS**
- [ ] Vfe 25° — **121 KIAS**
- [ ] Vfe FULL — **107 KIAS**
- [ ] Vlo Extension — **129 KIAS**
- [ ] Vlo Exteded — **129 KIAS**
- [ ] Vlo Retract — **107 KIAS**

## BEFORE TAKEOFF

- [ ] Parking Brake — **SET**
- [ ] Mixture/Prop — **FULL FORWARD**
- [ ] Quadrant Friction — **ADJUSTED**
- [ ] Throttles — **1000 RPM**
- [ ] Manifold Lines (below 25″) — **DRAIN**
- [ ] Prop Feather (200-300 RPM drop) — **CHECK FORWARD**
- [ ] Throttles — **1900 RPM**
- [ ] Prop Governor — **CYCLE/FORWARD**
- [ ] Alternate Air Control — **CHECK/OFF**
- [ ] Magneto Switches (150max/50w/in) — **CHECK**
- [ ] Alternator Output (equal) — **CHECK**
- [ ] Gyro Pressure (4.5-5.2″) — **CHECK**
- [ ] Throttles — **800 – 1000 RPM**
- [ ] Fuel Selectors — **ON**
- [ ] Fuel Pumps — **OFF/ AS REQ**
- [ ] Flight Controls — **FREE/ CORRECT**
- [ ] Annunciator Panel — **PRESS TO TEST**
- [ ] ALT/AI/DG — **SET**
- [ ] Engine Instruments — **IN THE GREEN**
- [ ] Flaps/Cowl Flaps/Trim — **SET FOR TAKEOFF**
- [ ] Doors/ Windows — **CLOSE/ LOCKED**
- [ ] Lights/Transponder — **ON/AS REQ**

## NORMAL TAKEOFF

- [ ] Crew Brief — **COMPLETE**
- [ ] Flaps — **UP**
- [ ] Throttles — **NOT EXCEED 40″**
- [ ] Engine Instruments — **GREEN**
- [ ] Airspeed — **ALIVE**
- [ ] Vr — **71 KIAS**
- [ ] Vy — **89 KIAS**
- [ ] Gear — **UP POS RATE**

## SHORT FIELD TAKEOFF

- [ ] Flaps — **UP/ 25°**
- [ ] Vr — **61 KIAS**
- [ ] (Thru 50′) — **69 KIAS**
- [ ] Vy — **89 KIAS**
- [ ] Gear/ Flaps — **UP POS RATE**
> **NOTE:** * Speed at Vr will be below Vmc

## CLIMB

- [ ] Power Set — **31.5″ MP**
- [ ] Props Set — **2450 RPM**
- [ ] Cyl Head Temp — **BELOW 460°**

## CRUISE

- [ ] Power/ Props — **SET CRUISE**
- [ ] Mixture — **SET PWR/ ECON**
- [ ] Cowl Flaps — **AS REQ**
- [ ] Cyl Head Temp: High Power Cruise — **BELOW 435°**
- [ ] Cyl Head Temp: Economy Cruise — **BELOW 400°**

## DECENT

- [ ] Mixture — **ENRICH**
- [ ] Throttles/Props — **AS REQ**
- [ ] Cowl Flaps — **CLOSED**

## APPROACH AND LANDING

- [ ] ATIS/ ASOS/ AWOS — **OBTAIN**
- [ ] Brief/ Seat Belts — **CHECK**
- [ ] Gear Warning Horn — **TEST**
- [ ] Fuel Selectors — **ON**
- [ ] Cowl Flaps — **AS REQ**
- [ ] Aux Fuel Pumps — **OFF/ AS REQ**
- [ ] Mixture Controls — **AS REQ**
- [ ] Props — **FULL FORWARD**
- [ ] Landing Gear <Vlo — **DOWN/ 3GREEN**
- [ ] Flaps <Vfe — **EXTEND**
- [ ] Normal Appr — **85 KIAS**
- [ ] Short Field — **78 KIAS**

## GO AROUND /MISSED APPR

- [ ] Throttles — **CLIMB POWER**
- [ ] Flaps — **10°**
- [ ] Alternate Air — **OFF**
- [ ] Gear (at pos R.O.C) — **UP**
- [ ] Flaps (@ 89 KIAS) — **RETRACT**
- [ ] Climb — **VY 89 KIAS**

## AFTER LANDING

- [ ] Flaps — **UP**
- [ ] Cowl Flaps — **OPEN**
- [ ] Alternate Air — **OFF**
- [ ] Mixture — **LEAN FOR TAXI**
- [ ] Transponder — **OFF**
- [ ] Strobes — **OFF**

## SECURE

- [ ] Heater — **OFF**
- [ ] Avionics/ Nav Lights — **OFF**
- [ ] Magneto Grounding — **CHECK**
- [ ] Alternators — **OFF**
- [ ] Mixture — **IDLE CUTOFF**
- [ ] Master Switch — **OFF**
- [ ] Magnetos — **OFF**

## ENGINE FAIL ABOVE 66 KIAS (EMERGENCY)

- [ ] Maintain Aircraft Control — **PITCH 89 KIAS**
- [ ] Rudder — **APPLY TOWARD GOOD ENGINE**
- [ ] Mixture — **FULL FORWARD**
- [ ] Props — **FULL FORWARD**
- [ ] Throttles — **FULL FORWARD**
- [ ] Flaps — **CHECK RETRACT**
- [ ] Gear — **CHECK RETRACT**
- [ ] IDENTIFY `MEMORY` — **DEAD FOOT**
- [ ] VERIFY `MEMORY` — **RETARD THROTTLE**

## TROUBLESHOOT (EMERGENCY)

- [ ] Fuel Flow — **CHECK**
- [ ] Aux Fuel Pumps — **HI, OFF**
- [ ] Fuel Quantity — **CHECK**
- [ ] Fuel Selector — **CROSS FEED**
- [ ] Alternate Air — **ON**
- [ ] Mixture — **CHECK RICH**
- [ ] Oil Pressure/ Temperature — **CHECK**
- [ ] Magnetos — **L, THEN R**
> **NOTE:** *If engine does not start, proceed below

## FEATHER AND SECURE (EMERGENCY)

- [ ] Re-verify Dead Engine with Throttles
- [ ] Mixture — **IDLE CUTOFF**
- [ ] Prop (> 800 RPM) — **FEATHER**
- [ ] Fuel Pump — **OFF**
- [ ] Fuel Selector — **CONSIDER X-FEED**
- [ ] Fuel Quantity — **SUFFICIENT FOR CROSS FEED**
    - [ ] Cowl Flaps - Operating Engine — **OPEN**
    - [ ] Cowl Flaps - Dead Engine — **CLOSED**
- [ ] Rudder Trim Toward Good Engine
- [ ] Magneto — **OFF**
- [ ] Alternator — **OFF**
- [ ] Electrical Load — **REDUCE**

## SINGLE ENGINE LANDING (EMERGENCY)

> **NOTE:** * Do Not extend Gear/ Flaps until landing is assured
> **NOTE:** * Final Approach 91KIAS, Flaps 25° Max

## EMERCENCIE DECENT (EMERGENCY)

- [ ] Throttles — **CLOSE**
- [ ] Props — **FULL FORWARD**
- [ ] Gear (at 129 KIAS) — **DOWN**
- [ ] Pitch — **129 KIAS**

## ENGINE FIRE DURING FLIGHT (EMERGENCY)

- [ ] Fuel Selector — **OFF**
- [ ] Throttle — **CLOSE**
- [ ] Prop — **FEATHER**
- [ ] Mixture — **IDLE CUTOFF**
- [ ] Heater/Defrost — **OFF**
> **NOTE:** * If terrain permits, Land immediately if fire continues.

## MANUAL GEAR EXTENSION (EMERGENCY)

> **NOTE:** Check Following before extending gear:
    - [ ] Circuit Beakers — **CHECK IN**
    - [ ] Master Switch — **ON**
    - [ ] Alternators — **CHECK**
    - [ ] Navigation Lights — **OFF (DAY)**
> **NOTE:** *To extend, reposition clip downward clear of knob and proceed as follows:
- [ ] Airspeed — **85 KIAS**
- [ ] Gear Selector — **DOWN POSITION**
- [ ] Emer Gear Extend Knob — **PULL OUT**
- [ ] Indicator Lights — **3 GREEN**
> **NOTE:** *Leave emergency gear knob in the out position until after landing.

## UFEATHERING PROP (EMERGENCY)

- [ ] Fuel Selector — **ON**
- [ ] Aux Fuel Pump — **OFF**
- [ ] Throttle — **OPEN ¼**
- [ ] Prop — **FULL FORWARD**
- [ ] Mixture — **RICH**
- [ ] Magneto — **ON**
- [ ] Starter (Engage until prop windmills)
> **NOTE:** *Prime if engine fails to start
- [ ] Power (until engine warm) — **REDUCE**
- [ ] Alternator — **ON**

---

NOT FOR FLIGHT — source fidelity: unreviewed | operational review: none | completeness: full  
Source: Piper/PA-34-200 Seneca/SenecaIIChecklist.txt  
Rights: licensed  
Checklist hash: 0946e60dbe46b3adc4290d314d5cd3ac07df09a54fdff72a1b16fce433f251f0  
Verify against the aircraft's own approved documentation before use.