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40930701TH DRAFT Vesion 170 /
M
1
2
3
4
3
4
1
2
Thermostat
to "CN2" connector
on the Power Supply
Unit (AC120V or
230V)
to "CN8" connector
on the Power Supply
Unit (High Voltage)
Heater
Thermistor
Unit Circuit Diagram Illustration Resistance
Between pins 1 and 2: 3.1
Ω
Between pins 3 and 4: 3.1
Ω
Between pins 1 and 2: 220k
Ω
(at 25
°
C)
Between pins 3 and 4: 1.5
Ω
(120V)
5.8
Ω
(240V)
Motor-Main
Fusing Unit
Red
Yellow
Blue
Orange
7.3 Resistance Check