Carburetor Heating System - Yamaha Tt-R90 2005 Manuel D'atelier Du Proprietaire

CARBURETOR HEATING SYSTEM

INSPECTION STEPS
Use the following steps for checking the possibility of the malfunctioning carburetor heating system.
Check entire carburetor
heating system for connec-
tion.
OK
Check thermo switch.
OK
Check carburetor heater.
OK
Check CDI magneto.
OK
Replace rectifier/regulator.
NOTE:
• Remove the following parts before inspection.
1) Seat
2) Fuel tank
• Use the following special tools in this inspection.
Pocket tester:
YU-3112-C/90890-03112
CARBURETOR HEATING SYSTEM
No good
No good
No good
Lighting coil
6 - 17
ELEC
Repair or replace.
No good
– +
Replace.
Replace.
Replace.