Jets And Float - Honda TRX450R Service Manual

FUEL SYSTEM ('04 - '05)
Damage to the pilot
screw seat will
occur if the pilot
screw is tightened
against the seat.
Handle all jets with
care. They can
easily be scored or
scratched.
JETS AND FLOAT
Install the pilot screw with the spring, washer and a
new O-ring and return it to its original position as
noted during removal.
Perform the pilot screw adjustment if a new pilot
screw is installed (page 7-23).
Install the needle jet and needle jet holder, tighten
the lock nut and install the main jet.
Install the slow jet.
Install the starter jet and rubber plug.
RUBBER PLUG
I MAIN JET NEEDLE JET
I HOLDER
Hang the float valve onto the float arm lip.
Install the float with the float valve and insert the
float pin.
Install the float pin in position as shown by tapping
it with a suitable driver (O.D.: 2 mm).
Set the carburetor so that the float valve end just
contacts the float arm lip, and measure the float
level with the special tool.
TOOL:
Carburetor float level gauge
Float level: 15.9 mm (0.63 in)
07401-0010000
If the float level is out of specification, replace the
float assembly.
STARTER JET • NEEDLE JET
0.5 ±0.3 mm (0.02+ 0.01 in)
7-15