2
Check all
for
freedom
and proper direction.
3
l
that all
cargo is secured and that the load is properly
located,
4
Check
of electrical and ignition switches.
5
l
Open cowl flaps.
The following starting procedure is taken from the
Lycoming Operator's Manual,
A copy of the Lycoming
is furnished
with each airplane and is considered part of this manual,
the wheels by efther wheel brakes
chocks,
I
Set the propeller control lever all the way forward in INCREASE
position.
Be sure fuel valve is
set throttle
open position*
Place mixture
in the "Idle Cut-off" position (Full out).
Turn on auxiliary fuel pump and check pressure.
Turn ignition switch to extreme right and
(this energizes
NOTE
On aircraft with control lock pin
on pilot's
control wheel shaft, it is necessary to remove the pin
before attempting to start the engine, The aircraft
designed
the
is inoperative with the
control
installed.
The magneto circuits are not
involved in
way.
When the engine begins to fire, immediately put mixture control in
Full Rich position (full in) and allow ignition switch to return to
"both'" mag position. CAUTION
If engine fails to start immediately,
return mixture control to Idle Cut-off position.
do so
will
create
an excessive amount of fuel in the carburetor air scoop
constituting a fire hazard.
"Vapor locking is not a
common
occurrence on Lycoming
engines,
However
under certain circumstances it can occur,
when runway
and ramp temperatures exceed
particularly on sunny days and at
airfields of high elevation where temperatures exceed
During
these conditions vapor locking can occur after a hot engine has been
shut-down and a start is attempted within a period of up to one hour
after initial shut-down.
Vapor lock symptoms are; zero fuel pressure
with the electric fuel booster pump on, and by hearing an unusual
sound
the booster pump which
indicates it is cavitating rather
than
pumping.
5
Summary of Contents for HT-295
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