Cessna 1980 172RG Cutlass Pilot Operating Handbook page 23

SECTION 3
EMERGENCY PROCEDURES
6. Plan a landing at the nearest airport. With an extremely rapid ice
build-up, select a suitable "off airport
7. With an ice accumulation of 1/4 inch or more on the wing leading
edges, be prepared for significantly higher stall speed.
8. Leave wing flaps retracted. With a severe ice build-up on the
horizontal tail, the change in wing wake airflow direction caused
by wing flap extension could result in a loss of elevator effective-
ness.
9. Open the window and, if practical, scrape ice from a portion of the
windshield for visibility in the landing approach.
10. Perform a landing approach using a forward slip, if necessary, for
i mproved visibility.
11. Approach at 80 to 90 KIAS, depending upon the amount of ice
accumulation.
12. Perform a landing in level attitude.
STATIC SOURCE BLOCKAGE
(Erroneous Instrument Reading Suspected)
1. Alternate Static Source Valve (if installed) -- PULL ON.
2. Windows -- CLOSED.
3. Airspeed -- Consult appropriate table in Section 5.
LANDING GEAR MALFUNCTION PROCEDURES
LANDING GEAR FAILS TO RETRACT
1. Master Switch -- ON.
Landing Gear Lever -- CHECK (lever full up).
2.
Landing Gear and Gear Pump Circuit Breakers -- IN.
3.
4. Gear Up Light -- CHECK.
5. Landing Gear Lever -- RECYCLE.
6. Gear Motor -- CHECK operation (ammeter and noise).
LANDING GEAR FAILS TO EXTEND
1. Master Switch .-- ON.
2. Landing Gear Lever -- DOWN.
3. Landing Gear and Gear Pump Circuit Breakers -- IN.
4. Emergency Hand Pump -- EXTEND HANDLE, and PUMP (perpen-
dicular to handle until resistance becomes heavy -- about 35
cycles).
5. Gear Down Light -- ON.
6. Pump Handle -- STOW.
3-8
CESSNA
MODEL 172RG
"
landing site.
1 July 1979
CESSNA
MODEL 172RG
GEAR UP LANDING
1. Landing Gear Lever -- UP.
2. Landing Gear and Gear Pump Circuit Breakers -- IN.
3. Runway -- SELECT longest hard surface or smooth sod runway
available.
4. Wing Flaps -- 30° (on final approach).
5. Airspeed -- 65 KIAS.
6. Doors -- UNLATCH PRIOR TO TOUCHDOWN.
7. Avionics Power and Master Switches -- OFF when landing is
assured.
8. Touchdown -- SLIGHTLY TAIL LOW.
9. Mixture -- IDLE CUT-OFF.
10. Ignition Switch -- OFF.
11. Fuel Selector Valve -- OFF.
12. Airplane -- EVACUATE.
-LANDING WITHOUT POSITIVE INDICATION OF
GEAR LOCKING
1. Before Landing Check -- COMPLETE.
2. Approach -- NORMAL (full flap).
3. Landing Gear and Gear Pump Circuit Breakers -- IN.
4. Landing -- TAIL LOW as smoothly as possible.
5. Braking -- MINIMUM necessary.
6. Taxi -- SLOWLY.
7. Engine -- SHUTDOWN before inspecting gear.
AN DING WITH A DEFECTIVE NOSE GEAR (Or Flat Nose Tire)
1. Movable Load -- TRANSFER to baggage area.
2. Passenger -- MOVE to rear seat.
3. Before Landing Checklist -- COMPLETE.
4. Runway -- HARD SURFACE or SMOOTH SOD.
5. Wing Flaps -- 30°
6. Cabin Doors -- UNLATCH PRIOR TO TOUCHDOWN.
7. Avionics Power and Master Switches -- OFF when landing is
assured.
8. Land -- SLIGHTLY TAIL LOW.
9. Mixture -- IDLE CUT-OFF.
10. Ignition Switch -- OFF.
11. Fuel Selector Valve -- OFF.
12. Elevator Control -- HOLD NOSE OFF GROUND as long as possi-
ble.
13. Airplane -- EVACUATE as soon as it stops.
.July 1979
SECTION 3
EMERGENCY PROCEDURES
3-9