Specifications

Chapter 12: Removal and Replacement Procedures --- Fuser and Paper Exit
12-11
RRP 4.5 Temperature Sensor Assembly
Removal
1. Remove all of the covers except the Front Transport Assembly.
2. Remove the Fuser Assembly (RRP 4.1).
3. Remove the Pressure Roll (RRP 4.2).
4. Remove the Exit Chute (RRP 4.3).
5. Remove the Exit Roll Assembly (RRP 4.4).
6. Remove the following six screws :
• One 10mm gold screw and washer securing the thermistor to the
Fuser Assembly.
• Three tapped 7mm gold screws securing the three white wires
coming from P/J 101 to the Fuser Assembly.
• Two 8mm gold screws securing J101 to the Fuser Assembly.
7. Remove the Temperature Sensor Assembly.
CAUTION: Do not damage the Heat Roll when you remove the Sensor Assembly.
Replacement
1. Align the Temperature Sensor Assembly to the alignment boss near the
center of the Heat Roll frame.
2. Position the Sensor Assembly with the thermistor positioned underneath
the Heat Roll.
3. Secure the thermistor with one 10mm gold screw and washer.
4. Use one 7mm gold screw and washer to secure the wire coming from
J101–2 (110 volt model) or J101–3 (220 volt model) to the end of the
Heater Rod.
5. Use one 7mm gold screw and washer to secure the wire coming from
J101–6 to the metal strip near end of the Heater Rod.
6. Use one tapped 7mm gold screw to secure the wire coming from J101–5
to the Heat Roll Bearing Ground Plate.
7. Reinstall J101 and secure it with two 8mm gold screws.
8. Reinstall the Exit Roll Assembly.
9. Reinstall the Exit Chute.
10. Reinstall the Pressure Roll.
11. Reinstall the Fuser Assembly.
12. Reinstall the covers.