Honda CB160 Shop Manual page 122

118
6. INSPECtiON AND MAINTENANCE
19 X 17 mm DOUBLE OPEN END SPANNER
,- (p"
H
x
JO••
oouaceoe,N ,No ~ b s s cc,e
fig.
6. 17 Tools required to inspect the fuel system
fig.
6. 18
ON
and
RES
positions of fuel tank pet cock
Fig. 6. 19
Tools required for cleaning and adjustment
of the carburetor
Fig. 6. 20
Carburetor
f.
The plug is next tested with a spark plug tester.
Sparking may
be
observed by using operating
voltage.
5. Fuel Supply
If t-he fuel system is plugged, or the carburetor
does not function, the engine will .stall when acce-
lerated.
a. Tools required.
{Refer to Fig. 6. 17)
b. Remove the fuel line from the carburetor and
examine the flow when the fuel pet cock is
turned on.
(Refer to Fig. 6. 18)
c. Check the tank.
d. If the flow of fuel was slow, dismount the
tank and clean. If fuel flow is still slow, disas-
semble the pet cock and clean.
{NOTE)
( I l Check the tank cap. There is a small air vent
which sometimes becomes plugged.
If
this vent is
plugged,
it
will cause the flow of gas to be slow.
(2) The fuel reserve may be used during vehicle
operation when the regular fuel supply becomes
exhausted. There is enough f1,Jel in the reserve
tank for about
l
00 km. Turn the switch from ON
to RES to operate.
6. Carburetor Cleaning and Adjustment
If the carburetor is dirty or not functioning correctly
the engine performance will decrease. Periodical
cleaning and adjustment are necessary.
a. Tools required for cleaning and adjustment of
carburetor. {Refer to Fig. 6. 19)
b. Remove the throttle cable, air cleaner line and
fuel line.
c. Remove any other connection of the carburetor.
d. Remove the 6 mm nuts which mount the carbu-
retor.
e. Disassemble and clean with gasoline.
f.
Clean all jets with compressed air. Dry and
reassemble all parts. Remount the carburetor.
g. Idling adjustment.
( I l Turn the limit screw until the strength of both
exhausts becomes the same. Speed of the engine
should be l 000 to 1200 r.p.m
{Refer to Fig.
6. 20)