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(6)
Auxiliary Fuel Pwnp - LOW (to purge vapor from fuel
system).
(7)
Throttle - 800 to 1000 RPM.
{8)
Oil Pressure - 10 PSI minimum in 30 seconds in
normal weather or
60
seconds in cold weather.
If
no indication appears, shutdown engine and investi-
gate.
(9)
Right Engine - START (repeat steps
3
through
8).
(10)
External Power Source - UNPLUG.
(11)
Battery and Alternators - ON.
(12)
Alternators - CHECK.
(13)
Wing Flaps - UP.
(14)
Avionics Master Switch - ON.
(15)
Radios - SET.
BEFORE TAKEOFF
(1)
Brakes - SET.
(2)
Engine Runup:
(a)
Throttles - 1700 RPM.
(b)
Alternators - CHECK.
(c)
Magnetos - CHECK
(150
RPM maximum drop with a
maximum differential of
50
RPM).
(d)
Propellers - CHECK feathering to
1200
RPM;
return to high RPM (full forward position).
(e)
Engine Instruments - CHECK green arc.
(f)
Vacuum System - CHECK
(4.75
to
5.25
inches
Hg.).
(g)
Throttles -
1000
RPM.
NOTE
It is important that the engine oil temp-
erature be within the normal operating
range prior to applying takeoff power.
(3)
Flight Controls - CHECK free and correct.
(4)
Trim Tabs - SET.
(5)
Cowl Flaps - OPEN.
(6)
Alternate Air Controls - Check IN.
(7)
Fuel Selectors - RECHECK - Left Engine - LEFT MAIN
(feel for detent).
Right Engine - RIGHT
MAIN (feel for detent).
1-7
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