# Cessna 401 — Louis_Janos_401A_Preflight_checklist

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

## Preflight Inspection

**1.**
    - [ ] Control Lock — **REMOVE and STOW**
    - [ ] Parking Brake — **N/A**
    - [ ] All Switches — **OFF**
    - [ ] Landing Gear Switch — **DOWN**
    - [ ] Battery Switch — **ON**
    - [ ] Fuel Gages — **CHECK QUANTITY and OPERATION**
    - [ ] Flaps — **EXTEND**
    - [ ] Battery Switch — **OFF**
    - [ ] Left Fuel Selector — **LEFT MAIN (feel for detent)**
    - [ ] Right Fuel Selector — **RIGHT MAIN (feel for detent)**
    - [ ] Trim Tab Controls (3) — **NEUTRAL**
    - [ ] N/A — **N/A**
**2.**
    - [ ] Battery Compartment Cover — **SECURE**
    - [ ] Wing Locker Baggage Door — **SECURE**
    - [ ] Flap — **CHECK SECURITY and ATTACHMENT**
    - [ ] Wing Locker Sump — **DRAIN**
    - [ ] Control Surface Lock — **REMOVE**
    - [ ] Aileron and tab — **CHECK CONDITION and FREEDOM OF MOVEMENT**
    - [ ] Fuel Sump (Main Tank) — **DRAIN**
    - [ ] Fuel Vent and Sniffle Valve — **CLEAR**
    - [ ] Fuel Quantity (Main Tank) — **CHECK, CAP SECURE**
    - [ ] Stall Warning Vane — **CHECK FREEDOM OF MOVEMENT**
    - [ ] Wing Tie Down — **REMOVE**
    - [ ] Fuel Quantity (Auxiliary Tank) — **CHECK, CAP SECURE**
    - [ ] Fuel Sump (Auxiliary Tank and Wing Locker Transfer Line) — **DRAIN**
    - [ ] Fuel Vent (Wing Locker Tank) — **CLEAR, CAP SECURE**
**3.**
    - [ ] Fuel Strainer — **DRAIN**
    - [ ] Cowl Flap — **SECURE**
    - [ ] Engine Compartment General Condition — **CHECK**
    - [ ] Oil Level — **CHECK, MINIMUM 9 QUARTS**
    - [ ] Propeller and Spinner — **EXAMINE FOR NICKS, SECURITY and OIL LEAKS**
    - [ ] Cowl Flap — **SECURE**
    - [ ] Main Gear, Strut, Doors and Tire — **CHECK**
    - [ ] Leading Edge Air Intake — **CLEAR**
    - [ ] Cross Feed Line — **DRAIN**
**4.**
    - [ ] Baggage Door — **SECURE**
    - [ ] Nose Gear, Strut, Doors and Tire — **CHECK**
    - [ ] Pitot Cover (If Installed) — **REMOVE, Pitot Tube - CLEAR**
    - [ ] Tie Down — **REMOVE**
    - [ ] Heater Inlet — **CLEAR**
    - [ ] Baggage Door — **SECURE**
**5.**
    - [ ] Crossfeed Line — **DRAIN**
    - [ ] Leading Edge Air Intake — **CLEAR**
    - [ ] Main Gear, Strut, Doors and Tire — **CHECK**
    - [ ] Cowl Flap — **SECURE**
    - [ ] N/A — **N/A**
    - [ ] Oil Level — **CHECK, MINIMUM 9 QUARTS**
    - [ ] Engine Compartment and General Condition — **CHECK**
    - [ ] Propeller and Spinner — **EXAMINE FOR NICKS, SECURITY and OIL LEAKS**
    - [ ] Cowl Flap — **SECURE**
    - [ ] Fuel Strainer — **DRAIN**
**6.**
    - [ ] Fuel Vent (Wing Locker Tank) — **CLEAR**
    - [ ] Fuel Sump (Auxiliary Tank and Wing Locker Transfer Line) — **DRAIN**
    - [ ] Fuel Quantity (Auxiliary Tank) — **CHECK, CAP SECURE**
    - [ ] Wing Tie Down — **REMOVE**
    - [ ] Fuel Quantity (Main Tank) — **CHECK, CAP SECURE**
    - [ ] Fuel Vent and Sniffle Valve — **CLEAR**
    - [ ] Fuel Sump (Main Tank) — **DRAIN**
    - [ ] Aileron — **CHECK CONDITION and FREEDOM of MOVEMENT**
    - [ ] Control Surface Lock — **REMOVE**
    - [ ] Flaps — **CHECK SECURITY and ATTACHMENT**
    - [ ] Nacelle Baggage Door — **SECURE**
**7.**
    - [ ] Static Port — **CLEAR**
    - [ ] Control Surface Lock — **REMOVE**
    - [ ] Tie Down — **REMOVE**
    - [ ] Static Port — **CLEAR**
    - [ ] Cabin Door, General Condition and Security Check

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NOT FOR FLIGHT — source fidelity: unreviewed | operational review: none | completeness: full  
Source: Cessna/401/Louis_Janos_401A_Preflight_checklist.txt  
Rights: licensed  
Checklist hash: 0ff05bcb9ebef74236ad0470e55a9deca353d603b9b6db9381ae3c3eff71661f  
Verify against the aircraft's own approved documentation before use.