Fuel System Service Information; Table Of Contents - Honda Nighthawk CB 750 1991 Service Manual

5. Fuel
System
Service Information 5-1 Carburetor DisassemblylAssembly 5-8
Troubleshooting
5-2 Carburetor
C o m b i n a t i o n
5-1
0
Air Cleaner Housing Removal/lnstallation
5-3 Pilot Screw Adjustment (U .S.A.
Only)
5-1 2
Carburetor
R e m o v a l l l n s t a l l a t i o n
5-4 High
Altitude
Adjustment
(U
.S.A.
Only)
5-13
Carburetor Separation 5-6
Service Information
I
.
.
Gasoline is extremely flammable and is explosive under certain conditions. KEEP OUT OF REACH OF
CHILDREN.
-
Bending or twisting the control cables w i l l impair smooth operation and could couse the cables to stick or bind,
resultina in loss of vehicle control.
CAUTION
.
Be sure to remove the carburetor diaphragms before cleaning air and fuel passages w i t h compressed air.
I
.
Work in a well ventilated area. Smoking or allowing flames or sparks in the work area or where gasoline is stored can
cause a fire or explosion. -
Refer to section 2 for fuel tank removal and installation.
When disassembling fuel system parts, note the locations of the O-rings. Replace them with new ones on reassembly. -
Before removing the carburetors, place an approved gasoline container under the carburetor drain tube, loosen the drain
bolts and drain the carburetors.
-
After removing the carburetor, wrap the intake port of the engine with a shop towel or cover
it
with pieces of tape to
prevent any foreign material from dropping into the engine.
The vacuum chamber and float chamber can be serviced with the carburetors assembled.
-
California Model Only:
All hoses used in the evaporative emission control system are numbered for identification. When connecting one of these
hoses, compare the hose number with the Vacuum Hose Routing Diagram Label, page 1-30
NOTE
-
If the vehicle is to be stored for more than one month, drain the float bowls. Fuel left in the float bowls may cause
cloaaed iets resultina in hard startina or Door driveabilitv.