COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON iR5000i/iR6000i REV.0 JUNE 2001
P6
CONTENTS
9.6.11 Removing the Reversal Sensor 2
......................................... 5-75P
9.6.12 Removing the Left Deck Feed
Paper Sensor .................... 5-76P
9.6.13 Removing the Horizontal Regis-
tration Sensor ................... 5-77P
9.6.14 Removing the Duplex Driver
PCB .................................. 5-77P
9.6.15 Removing the Horizontal Regis-
tration Unit ....................... 5-78P
9.6.16 Removing the Duplex Feeding
Fan ................................... 5-78P
9.6.17 Mounting the Reversing Flapper
Solenoid ........................... 5-79P
CHAPTER 6 FIXING SYSTEM
1. Outline of Operation ...................... 6-1P
1.1
Outline ..................................... 6-1P
1.2
Basic Sequence of Operations (fix-
ing system) ............................... 6-4P
2. Fixing Drive System ...................... 6-5P
2.1
Outline ..................................... 6-5P
2.2
Controlling the Drive of the Fixing
Roller ....................................... 6-6P
2.3
Controlling the Drive of the Clean-
ing Web .................................... 6-7P
2.4
Controlling the Drive of the Fixing
Assembly Inlet Guide .............. 6-8P
2.5
Controlling the Reciprocating
Mechanisms of the Thermistor
................................................. 6-9P
2.6
Controlling the Reciprocating
Mechanism of the Upper Separation
Claw ....................................... 6-10P
3. Controlling the Fixing Temperature
...................................................... 6-11P
3.1
Outline ................................... 6-11P
3.2
Temperature Control .............. 6-12P
3.2.1
Normal Sequence ............. 6-13P
3.2.2
Temperature Control by Mode
......................................... 6-15P
3.3
Detecting Errors ..................... 6-18P
4. Disassembly and Assembly .......... 6-20P
4.1
Fixing Assembly .................... 6-21P
4.1.1
Removing the Fixing/Feeding
Unit .................................. 6-21P
4.1.2
Removing the Fixing Assembly
......................................... 6-22P
4.2
Fixing Roller Cleaning Assembly
............................................... 6-24P
4.2.1
Removing the Fixing Web
......................................... 6-24P
4.2.2
Mounting the Fixing Web
......................................... 6-25P
4.2.3
Adjusting the Fixing Web Sole-
noid (SL9) ........................ 6-26P
4.3
Fixing Heater and the Control Parts
............................................... 6-27P
4.3.1
Removing the Main/Sub Heater
......................................... 6-27P
4.3.2
Mounting the Main/Sub Heater
......................................... 6-28P
4.3.3
Removing the Thermal Switch
......................................... 6-28P
4.3.4
Removing the Main Thermistor
......................................... 6-29P
4.3.5
Removing the Sub Thermistor
......................................... 6-31P
4.4
Fixing Roller Assembly ......... 6-32P
4.4.1
Removing the Fixing Upper
Roller ............................... 6-32P
4.4.2
Mounting the Fixing Upper
Roller ............................... 6-33P
4.4.3
Removing the Fixing Lower
Roller ............................... 6-33P
4.4.4
Adjusting the Nip ............ 6-34P
4.5
Fixing Separation Assembly .. 6-35P
4.5.1
Removing the Upper Separation
Claw ................................. 6-35P