Yamaha YZF-R6 Service Manual page 404

3 _C
100
S Does the thermo switch operate properly as
described above?
YES
7. Thermo unit
S Remove the temperature sender from the
cylinder head.
S Connect the pocket tester (Ω
thermo unit as shown.
1
S Immerse the thermo unit in a container filled
with coolant .
2
S Place a thermometer
S Slowly heat the water, then let it cool down to
the specified temperature.
S Check the thermo unit for continuity at the
temperatures indicated below.
Thermo unit resistance
50.6 X 64.2 Ω at 80_C
17.3 X 16.1 Ω at 120_C
3 _C
105
NO
Replace the thermo
switch.
10) to the
in the coolant.
3
COOLING SYSTEM
WARNING
Handle the temperature sender with spe-
cial care.
Never subject the temperature sender to
strong shocks. If the temperature sender
is dropped, replace it.
Temperature sender
15 Nm (1.5 mSkg)
Three bond sealock 10
YES
EB807403
8. Wiring
S Check the entire cooling system's wiring.
Refer to "CIRCUIT DIAGRAM".
S Is the cooling system's wiring properly con-
nected and without defects?
YES
Replace the com-
bination meter.
8-48
ELEC
NO
Replace the tempera-
ture sender.
NO
Properly connect or
repair the cooling
system's wiring.