Yamaha 40V - Thermo Switch; Oil Level Sensor

8-16
–+
ELEC
E
IGNITION CONTROL SYSTEM
THERMO SWITCH
1. Measure:
● Thermo switch continuity
Out of specification → Replace.
1 Discontinuity Å Temperature
2 Continuity ı Time
3 Discontinuity
Thermo switch continuity
temperature:
Orange (O) — Orange/Green (O/G)
a 38 ~ 52˚C (100.4 ~ 125.6˚F)
b 26 ~ 34˚C (78.8 ~ 93.2˚F)
Pink (P) — Black (B)
a 90 ~ 96˚C (194.0 ~ 204.8˚F)
b 76 ~ 90˚C (168.0 ~ 194.0˚F)
Measuring steps:
● Suspend thermostat in a vessel.
● Place reliable thermometer in a water.
● Heat water slowly.
● Observe thermometer, while stirring
water continually.
OIL LEVEL SENSOR
1. Measure:
● Oil level sensor continuity
Out of specification → Replace.
Float
position
Checking leads color
1 G 2 B 3 P 4 G/R
a ON
a OFF
b OFF
b ON
Float length:
a 56.8 ~ 59.8 mm (2.24 ~ 2.35 in)
b 32.8 ~ 35.8 mm (1.29 ~ 1.41 in)