Cessna 172 - Before Starting Engine; Starting Engine; Before Take-Off

BEFORE STARTING ENGINE.
(1) Exterior Preflight -- COMPLETE.
(2) Seats, Belts, Shoulder Harnesses -- ADJUST anct LOCK
(3) Fuel Selector Valve -- BOTH. · •
(
4) Radios, Autopilot, Electrical Equipment :.._ OFF.
(5) Brakes -- TEST and SET.
STARTING ENGINE.
(1) Mixture -- RICH.
(2)
Carburetor Heat -- COLD.
(
3) Master Switch -- ON.
(4)
Prime -- AS REQUIRED (2 to 6 strokes; none if 'engine is warm).
(5) Throttle -- OPEN 1/8 INCH. -
(6)
Propeller Area -- CLEAR.
(7) Ignition Switch -- START (release when engine stai:f:s).
(8) Oil
Pressure -- CHECK.
BEFORE TAKE-OFF.
1-4
(1) Parking B~ake -- SET.
(2) Cabin Doors and Window -- CLOSED and LOCKED.
(
3) Flight Controls -- FREE and CORRECT.
( 4) Elevator Trim -- TAKE-OFF.
(5) Fuel Selector Valve -- BOTH.
(6) Mixture -- RICH (below 3000 ft.).
(7) Throttle -- 1700 RPM.
a. ·Magnetos
-- CHECK (RPM drop should not exceed 125 RPM
on either magneto or 50 RPM differential between magnetos).
b. Car?uretor Heat -- CHECK (for RPM drop).
c. Engme
Instruments and Ammeter -- CHECK.
d. Suction Gage - - CHECK.
(8) Flight Instruments and Radios -- SET.
(9) Optional.Autopilot -- OFF.
{10) Throttle Friction Lock -- ADJUST.
{11) Wing Flaps -- UP.