Yamaha 2006 RX10GTAXW Service Manual page 1134

THERMOSTAT
INSPECTION
1. Inspect:
S Thermostat
Does not open at 71 X 85_C (160 X 185_F)
! Replace.
Inspection steps:
S Suspend the thermostat in a container filled
with water.
S Slowly heat the water.
Place a thermometer in the water.
S While stirring the water, observe the thermo-
stat and thermometer's indicated tempera-
ture.
1 Thermometer
2 Water
3 Thermostat
4 Container
A Fully closed
B Fully open
C More than 7 mm (0.276 in)
NOTE:
If the accuracy of the thermostat is in doubt, re-
place it. A faulty thermostat could cause serious
overheating or overcooling.
2. Inspect:
S Thermostat housing cover
S Thermostat housing
Cracks/damage ! Replace.
6-6
COOL