Honda V65 Magna-VF1100C 1983 Shop Manual page 20

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GENERAL
INFORMATION
EMISSION CONTROL SYSTEM
The U.S.
Environ
mental
Protection Agency
anti California
Air
Resources
Board (CARB)
require
manufactu
rers to certify
tt1at
th
eir
motorc
ycles
comply
with
anr
licable exhaust emission st
andards
during
their
us eful
life,
w
hen operated and
maintai
ned
according
to the
instructions
provided, and
that
motorcyc les
bu
ilt
a
fter J<lnu<lry 1,
1983
comply with applicable
noise
~)mission
standards
for
one
year or
6,000 km
(3.730
miles)
after
the
time
of sale
to th
e
ultimate
purchaser,
when
op€rate<l
and
maintained
accordi
ng
to th
e
in
str
uctions
prov
ided.
Compliance
with
the
terms of
the
Distribu
tor's
Warranties
for
Honda Moto
rcycle
Em1ss1on
Control
~yst11
1T1S
is
necessary in
order to
kel:!
p
the
emission
warranty
in
effect.
SOURCE OF
EM
ISSIONS
Th
e
combust
io
n
process produces
carb
on
monoxide
and
h
ydrocarbons.
Control
of
hydrocarbo
ns
is
ve ry important
b
ecause,
u
nder
certa in
cond
itions, they
react
to
form
photochemical smog
when
subjected to
su
n light.
Carbon mo noxide does
not
react
in
th
e
setm
e
way,
but
it
is
toxic.
Honda
Motor Co.,
Ltd. utilizes lean
carburetor
settings
as well
as
other syst ems.
to reduce
carbon
m
o noxide
and
hydrocarbons.
EXHAU
ST
EMISSION CONTROL
SYSTEM
Tile
e
xh
<lLl St emission
control
sy stP.m
is
compose(! of
lean carburet
or
sl~tti
ii!-J
S,
und
no
adjustments
should
be made
f~xcept
idl1~
spe~d
adjustment with
the throttle sto
p
screw.
CRANKCASE EMISSION CONTROL SYSTEM
The
V65
engine
is
equ ipped
with
a
crankcase
emission
contro
l
system
wh
ich routes crankcase em issions
through
the
ai
r
cleaner
and into
the
combust
ion
chamber.
Condensed
crankcase
vapors are
accumulated
in
a storage tank
wh ich must be
emptied
p
eriodically
See
the
Maintenance Schedule
in Section 3
.
AIR CLEANER
~:FRESH
AIR
4 -
:
BLOW-BY GAS
1 .. 17

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