Landing EXTENDED;.................................... 175 mph
Flaps 100% EXTENDED.............................. 150 mph
Flaps 50% EXTENDED ................................ 250 mph
Landing Light EXTENDED ........................... 140 mph
300-gal. drop tanks installed............................250 mph
WARNING:
Dangerous instability exists when the center of gravity is aft of 32% mac (32% gear up
corresponds to 28.5% gear down). Under these tail heavy conditions, full down elevator will be
required to prevent stalling the airplane if the airspeed is allowed to drop below 90 mph indicated
with flaps down, power on
9
and landing gear up.
NOTE: Tail heavy conditions may be relieved by lowering the landing gear.
2. ON ENTERING PILOT'S COMPARTMENT
a. CHECK FOR ALL FLIGHTS.
(1) Battery switch OFF if battery cart is used. ON if cart is not used.
(2) Cross-feed switch OFF. (Cross-feed switch is replaced by a cross-feed position of
the tank selector valves on later airplanes).
(3) Turn the tank selector valves to OUTER WING ON (or outer wing tank switches
ON)
Check operation of outer wing tank booster pumps by checking the fuel pressure.
b. Check the condition of the low level warning light bulbs by pushing the test button on the side
of the warning light box, or (on modified airplanes) press the bulbs into their sockets.
(4) Oxygen pressure 400 to 450 lbs/sq. in.
(5) Throttles 1/10 OPEN (3/4 inch)
(6) Propeller control INC RPM (Full forward)
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