EMISSION CONTROL
SYSTEM
(USA
ONLY)
Source of Emisionj
The combustion
proces produces
carbon monoxide and hydrocarbons.
Control of
hydrocarbons is very
importart because,
u.de! certain
conditions, they react to form
photochemical
smog when subjected to sunlight. Carbon monoxide does
not
react
in
the same
way.
but it
is
toxic.
Honda Motor
Co.,
Ltd. utilizes lean carburetor settjngs and oth€r systems to reduce
carbon monoxide
ald
hydrocdbons.
Exhrust Embsion
Control System
The €xhaust
emission control
system
is compded of lear
carburetoi settings, and no
adjustments should be made except idle speed
adjustment
with
the throttle stop screw.
The
exhaust emission
contiol system
is
separate
from
the cimkcase
enislion
control
66
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