a. Replace the PCB Main.
2.2) Rollers Over Heating
1. Lower and upper heat sensors are reversed on the PCB Main.
1. Wires for lower and upper heat sensors are reversed on the main PCB.
a. Reverse the heat sensors.
a. Replace the T/Fuse wire located on the left-hand side.
2. Defective T/Fuse wire.
4
4. Defective main PCB.
MEASURES
6. Defective Main PCB.
CAUSES
2. Defective T/Fuse wire.
3. Defective heater.
Connector-Wire Sensor
WIRE-LO-T/ FUSE
WIRE-UP-T/FUSE
