Honda CRF50F 2004 Service & Repair Manual page 8

FUEL SYSTEM
Handle
el1tets with
care. They can
INJ!J-
i/y
be
sccxed or
sCfltchlK1
o.mage
to the
eir
SCffNV
56<11
wiN
occur if the
lIt
SClew
is tighten«/
"OB1IUf the
sear.
Aher 'OS U.S.A.,
Inspect the float valve seat for scores. scratches,
clogging and damage.
Check the
tip
of the float valve where
it
contects the
valva seat for stepped wear or contamination.
Replace the valve if the lip is worn or contamina ted
Check the operation of the float valve.
Remove the following:
- Main jel
- NeedleJsl
- Thronls stop screw and spring
Turn the air screw in and carefully count the num·
ber of turn s until it seats lightly . Make a nole of this
to use as a reference when reinstalling the air
screw.
Remove the air screw and spring .
Ahfl( '07
canD.' TOOLS:
5-8
Pilot screw wrench (0
type)
Pilot screw wrench guide
07KMA·M S60101 o r
07KMA-MN9A 100
(U.S.A. only)
07PMA·MZ20110
Inspect each jet fOf weaf or damage and replace if
necessary.
Clean the jets with cleaning solvent and blow open
with compressed air.
NEEDLE JET
I
I
I