Yamaha YZF-R6, Руководство по обслуживанию

Страница: 403 / 425

8-47
The wiring circuit
from the main switch
to the radiator fan mo-
tor coupler is faulty
and must be repaired.
NO
5. Radiator fan motor (test 2)
S
Disconnect the thermo switch coupler.
S
Set the main switch to “ON”.
S
Connect the brown and blue terminals
with a jumper lead as shown.
YES
S
Does the radiator fan motor turn?
1
3
2
S
Remove the thermo switch from the radiator.
S
Connect the pocket tester (
Ω
1) to the ther-
mo switch as shown.
S
Immerse the thermo switch in a container
filled with coolant
.
Make sure that the thermo switch terminals
do not get wet.
S
Place a thermometer in the coolant.
S
Slowly heat the coolant, then let it cool to the
specified temperature as indicated in the
table.
S
Check the thermo switch for continuity at the
temperatures indicated in the table.
6. Thermo switch
NOTE:
Test
step
Coolant temperature
Thermo switch
Continuity
*
1
*
*
2
*
*
3
*
*
4
*
0
X
105
±
3
_
C
More than 105
±
3
_
C
105
±
3
_
C to 100
±
3
_
C
Less than 100
±
3
_
C
NO
YES
YES
NO
Test steps 1 & 2: Heating phase
Test steps 3
*
& 4
*
: Cooling phase
S
Handle the thermo switch with special
care.
S
Never subject the thermo switch to
strong shocks. If the thermo switch is
dropped, replace it.
WARNING
Thermo switch
28 Nm (2.8 m
S
kg)
Three bond sealock

10
The thermo switch circuit is open and the ra-
diator fan is off.
The thermo switch circuit is closed and the
radiator fan is on.
A
B
1
2
3
COOLING SYSTEM
ELEC
EB807400