Generac Power Systems GTV99O

SECTION
3: CARBURETTON
FUEL
PUMP
rlte
fuel
pump
supptied
witn
the
engines
is
a
pJhe
pump
I uses
crankcase
vicuJn pulses
ddwn lrom
tl-e valve
(over
of cylinder
#2
to
pump
the fuel.
tt is
capable
of
pfiming
at
'12'(30.5
cm)max
lift.
The
pump
has
a rrax
ouu€t pressure
of ] 5
psi.
lf a fuel pump
other
than
the
one
described
above
rs
used,
the fuel
line
pressure
at
the
carburetor
inlet
must
not
exceed
3
psi,
Pressures
in
excess
of
3
psimaycause
an
over rich
caF
buretor
mfture
thatwould
lead
to engine
damaqe.
Figute
3-6.
Fuel
33