Primary Carburetor - Yamaha SZR 660 Service Manual

CARBURETOR
H-8
DISASSEMBLY
NOTE:
The
following parts must be cleaned and examined
without removing the carburetor from the engine.
•
Diaphragm
(enrichment)
•
Starter control unit
• Throttle lock
screw
• Idle
speed screw
2.
Detach:
•
Air ventilation
pipe
{1
• Suction pipe
(2)
• Air ventilation pipe
(3)
•
Overflow hose
(4)
Remove:
•
Support
plate (5) (front)
• Support plate
(6)
(rear)
3.
Detach:
• Pipe
(1)
•
Pipe
(2)
• Connecting bracket
(3)
Separate:
•
Primary carburetor
(4)
• Secondary
carburetor
(5)
CARBURETOR
^Ife^
2
*<2|||r
3
V
I
1
^^V"*
V
t
Primary carburetor
1.
Remove:
• Float
chamber
(1)
•
Float pin
(2)
• Float
(3)
NOTE:
Remove
the
float
needle
in
the direction of the
arrow.
2.
Remove:
Needle valve/Valve housing
(1)
Main
jet
{FIRST)/Needte
jet (2)
Pilot
jet (3)
Idle
speed screw
(4)
O-ring
(5)
3.
4,
Disconnect:
• Throttle stop
knob
{1
Remove:
•
Starter cylinder
(2)
(from starter cable)
5.
Remove:
• Cover
(1)
(enrichment)
•
Spring
(2)
• Diaphragm
(3)
S>
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