Mikuni TMX 35 Owner's Manual

TNOUBLESHOUIilO AUIDE
Outlined
belorv are
the proper prccedures br
diagnosis and conection of
operating problems
rclated to )@ur
Mikuni TMX Series Carlcuretor
CHECK FOR:
WERFIOW
'1.
Worn inlet valve or dirty inlet valve seat.
2. lmproperluel
le\€l in
lloat
bor{|.
3. Damaged float bovl
o{ing gaslct.
4.
Loose float bor{|.
POOR IDLIl{G
1. ldle speed improperly adlusted.
2. Clogged bypass.
3. Clogged pilot iet.
4.
Loose
pilotjet.
5. Air leaking into system.
POOR ACCELERAIION
1. Clogged
pilotiel.
2.
Fuel level
too loil.
HARO STARTII{G
1. Choke not operatino properly.
2.
Generälly djrty carburelor
3.
Loose carburetor hose clamp.
4.
Fuel
ffirflw.
POOR PERFORi'AI{CE
'1.
ldle sp€ed improperly adiusted.
2.
Fuel
overflw
3. Main
iet
loosened.
4.
Air leak in intake system.
5.
0irty
or clogged carburetor or air cleanei:
POOR HIGH
SPEED
PERFORMAI{CE
1. Loose main iet.
2. lmpmper
fuel le14l in float
chambff
3.
Dirt lodged in strainerin fuel tank
4. Clogged main
jet.
ABN0RitAL C0M8USIt0l{ (FUEL MTXTURE)
1. Genenlly
dirty
carburetor
2.
Dirty orclogged tuel line.
3. Air leakng
into
system.
Loss 0F
P0WER (LEAi{)
1. Clogged
luel
line.
2. Dirtyfuel tank.
3. Air leaking into system.
4. Clogged fuel filter in luel tank.
5
Genenlly dirty carburetor
toss
0F P0WER
(RrcHl
'1.
Dirty air cleaner element.
2. Throttle cable notworking.
3.
Correct ietting
lor
change 0t altitude operation.
4. Loose jets.
REMEDY:
'1.
Replace val\€ or clean valve seat.
2.
Adjust
floattabs
for correcl
luel lewl.
3. Relace o-ring
4.
Tighten.
'1.
Adiust idle speeds.
2. Clean.
3. Clean
iet.
4.
Tighten tet.
5
Tighten manilold and/or hose clamps.
1. Clean.
2. Mjust
le1ßl
of float assembly.
1.
Clean
orreplacaplungeii
2. Disassemble and clean.
3.
Tighten.
4. lnspect
lloat
assembly and inlet
ulw
end adjust
or replace.
'1.
Adiust idle.
2. lnsped
float assembly and inlet
nh€
and adiust
or replace.
3. lnspect main iet and tighten.
4.
Tighten manilold and/or hose clamps.
5. Clean.
1. lnsped main iet and üOhten.
2.
Mjust{loat
assembly for correcl fuel level.
3.
Clean
straine[
4. Clean.
1. Disassemble and clean.
2.
Clean
fuel line or replace.
3. Check
mOuntir{.qüts
or hose clamps
l0r
tightness.
1. Clean.
2.
Clean.
:
3. Check mounting nuts
or
hose
cllnps
I0r tightness.
4.
Clean
fuel filter
5. Disassemble and clean.
1. Clean or replace air cleaner element.
2. Check throttle cable and adjust or replace.
3. See tuning.
4. Tighten jets.
r$
lit:
!i;l
MIKUNI AMERICAN CORPORATION
Motorcycle
Carbu retor
Division
8910
Mikuni
Averiue,
Northridge, CA 91324-3496 USA