6 - 19
–
+
ELEC
Ç
The thermo switch circuit is open.
Î
The thermo switch circuit is closed.
Test step Water temperature Continuity
1
TT-R90:
Less than 23
±
3 ˚C
(73.4
±
5.4 ˚F)
TT-R90E:
Less than 16
±
3 ˚C
(60.8
±
5.4 ˚F)
YES
2
TT-R90:
More than 23
±
3 ˚C
(73.4
±
5.4 ˚F)
TT-R90E:
More than 16
±
3 ˚C
(60.8
±
5.4 ˚F)
NO
3
TT-R90:
More than 12
±
4 ˚C
(53.6
±
7.2 ˚F)
TT-R90E:
More than 11
±
3 ˚C
(51.8
±
5.4 ˚F)
NO
4
TT-R90:
Less than 12
±
4 ˚C
(53.6
±
7.2 ˚F)
TT-R90E:
Less than 11
±
3 ˚C
(51.8
±
5.4 ˚F)
YES
Test steps 1 & 2: Heating phase
Test steps 3 & 4: Cooling phase
WARNING
●
Handle the thermo switch with special
care.
●
Never subject the thermo switch to
strong shocks. If the thermo switch is
dropped, replace it.
●
Check the thermo switch operation.
Å
ı
CARBURETOR HEATING SYSTEM
Summary of Contents for TT-R90(T)
Page 45: ...GEN INFO MEMO...
Page 57: ...GEN INFO MEMO...
Page 109: ...SPEC MEMO...
Page 319: ...ELEC MEMO...
Page 331: ...ELEC MEMO...
Page 347: ...ELEC MEMO...
Page 353: ...ELEC MEMO...
Page 363: ......