Datsun BLUEBlRD P 410 Series User Manual

Main
Carburetting
System
The
fuel
flOWIng
out
of
the
passage
at the bottom
of the float
chamber
passes
through
the
pnmary
maIn
Jet
and then mIXed
wIth the
aIr
commIng
from the maIn
aIr
bleed to
be mInute
drops
and
Inject
Into the
ventun
through
the
maIn nozzle
When the
throttle
valve
IS
wIdely
open
and
the
engIne reqUIres
dense
mIxture
gas
the
acceletIng pump
opens
Its
power
valve from
where the
fuel also flows
Into the maIn
system
The
power
valve
begIns
to
operate
when the throttle
valve
opens
48 from
full closed
posltlon
Slow
Speed
System
PassIng
through
the
maIn
Jet
the fuel
passage separate
from maIn
lIne and
flows
through
the slow
Jet
slow aIr bleed
fIrst slow economIzer slow aIr
bleed
second and
Inject
from
the
by
pass
holes
and Idle holes
Accelerating
System
Mechamcal
acceleratIng pump synchronIzed
wIth the
throttle
valve
IS
adapted
When throttle valve IS
open
the
pIston
rod IS
pushed
up
WIth the
lInkage
wJnch
pushed up
the
pIston through
the
dumper sprIng
When
the
pIston
IS
commIng
down
the
Inlet
check
valve
closes the out
let
check valve
opens
and the
fuel
WIthIn
the
pump
IS blown
out from the
pump Jet by
the
compressed dumper
sprIng
and
hItS
agaInst
the SIde
wall of
the
small
ventun to be mInute
drops
compensatIng
tranclent
sparseness
of
the fuel
A
JettIng
amount
of the fuel can
be
vaned WIth
the two holes
provIded
on
the
pump
arm
that IS
the
InsertIng
poSItIOnS
of
the
connectIng
rod
Starting System
The
choke
valve IS
provIded
wIth the
spnng
and
Installed
eccentncally
on the
normal
carburettIng
deVIce and
synchrOnIzed
wIth the throttle valve When
the
choke IS
fully
closed
the
throttle valve
opens
about
14 from a
full
close ThIS
IS the
best
CondItIOn
to start
operatIon
The
synchrOnIzatIon
of
the choke valve
and the throttle
valve can
be
exactly
maIntaIned
often
the
engIne
has started
flnng
Fig
4
51

Datsun BLUEBlRD P 410 Series Specifications

General

Brand	Datsun
Model	BLUEBlRD P 410 Series
Category	Automobile
Language	English