Rotax 503 UL - Fuel, Oil, and Carburetion System; Mixing procedure

3.1) Mixing
procedure:
STEPno. 1:
Use a clean approved
container
ofknown
volume. To
help
predilute
tle oil,
pour
a
bit of fuel into
container.
STEP no. 2:
I
FiI
k ro*r,
urnoont of
oil into con-
tainer.
Oil musr
be approved for
air cooled
engines at
50:1 mi;cing
ratio. Agitate
slighdy to dilute
oil with
gasotine.
STEP no.
3: Add
gasoline
to
obtain desired
mixture
ratio
(use
hne
mesh
screen).
Fuei must
be of minimum
M.O.N.
83 or R.O.N.
90 octane
nting.
STEPro. 4:
Replace container
cap
and
shake rhe
con-
tainer
thoroughly.
Then
using
a funnel
with
a fine mesh
screen
to
prevent
the
entry
ofwater and forcign particles,
trans-
fer mixture
from
container into
the fuel
tank.
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ffi
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=
ffi