Honda 2005-2008 RX500 FA Service Manual page 122

'61HN252' by American Honda Motor Co. - Page 122 of 540
[2005-2008] [TRX500 FA/FGA]
FUEL SYSTEM
5-10
1 of 1
Check the jet needle for stepped wear.
Check the vacuum piston for wear or damage.
Check the diaphragm for pin hole, deterioration or
damage.
Check the vacuum piston for smooth operation up
and down in the carburetor body.
Air will leak out of the vacuum chamber if the dia-
phragm is damaged in any way, even with just a pin
hole.
Remove the screw, set plate, air joint and O-ring.
PRIMER KNOB
Remove the two screws while holding the primer
knob body.
Remove the primer knob assembly and spring.
http://services.honda.com/ServiceManual/SVC_MNL/61HN253/61HN2...
DIAPHRAGM/PISTON
WASHER
SPRING
SET PLATE
SCREW
SCREWS
PRIMER KNOB ASSEMBLY
PRIMER KNOB ASSEMBLY
JET NEEDLE
NEEDLE HOLDER
O-RING
SPRING
3/9/2008 10:45 PM