5.Defective Main PCB.
a. Replace the PCB Main.
2.2Rollers Over Heating
CAUSES
1.Heat sensor is reversed on the PCB Main.
2.Defective T/Fuse wire.
3.Defective heater.
4.Defective main PCB.
MEASURES
1.Wires for lower and upper heat sensors are reversed on the main PCB. a. Reverse the heat sensors.
Connector-Wire Sensor
2.Defective T/Fuse wire.
a. Replace the T/Fuse wire located on the
Wire-T / Fuse
3.Defective heater.
a.Test continuity of the heater. If it fails, replace the heater.
b.Glass tube that surrounds heating coil is broken – replace the heating element.
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