Canon iR7086, Service Manual

Page: 636 / 735

Chapter 17
17-48
T-17-36
<CLEANING>
T-17-37
<FIXING>
Adjustment Concerning Fixing Assembly
T-17-38
COPIER > FUNCTION > CST
Sub item Description Level
Use it to execute size auto adjustment of the cassette/manual feeder tray.
C3-STMTR
C3-A4R
C4-STMTR
C4-A4R Use it to register the paper width basic value for cassette 3/4.
STMTR width: 139.5 mm; A4R width: 210 mm
1
<Procedure>
1) Place paper in the cassette, and adjust the side guide plate to suit the width of the paper.
2) Select the item, and press the OK key. The value will be registered at the end of the adjustment.
Notes:
If fine-adjustment is needed after registration of the basic value, use ADJUST > CST-ADJ > C3-STMTR, C3-A4R, CR-STMTR, C4-
A4R.
MF-A4R
MF-A6R
MF-A4 Use it to register the paper width basic value of the manual feeder tray.
A4R width: 210 mm; A6R width: 105 mm; A4 width: 297 mm
1
<Procedure>
1) Place paper in the manual feeder tray, and adjust the guide to suit the width of the paper.
2) Select the item, and press the OK key. The value will be registered at the end of the adjustment.
Notes:
If fine-adjustment is needed after registration of the basic value, use ADJUST > CST > ADJ > MF-A4R, MF-A6R, MF-A4.
COPIER > FUNCTION > CLEANING
Sub item Description Level
WIRE-CLN Use it to execute auto cleaning of the charging wire.
1
Execute the item after replacing the primary charging wire or the transfer charging wire.
<Procedure>
1) Select the item, and press the OK key so that wire cleaning starts (5 trips).
2) See that the machine stops automatically when cleaning is done.
COPIER > FUNCTION > FIXING
Sub item Description Level
NIP-CHK Use it to adjust the fixing nip width.
1
Make test prints for measurement of the fixing nip width.
<Procedure>
1) Implement printing of 20 test sheets in A4 or LTR size.
2) Set paper in A4 or LTR size on the manual feed tray.
3) Select the item, and press the OK key. The paper will be stopped at the fixing nip area, and then discharged in about 20 sec.
4) Measure the nip. (The points of reference are 10 mm from the edges of the paper.)
b = 100V/200V: 9.0mm +/- 0.5mm 208/230V: 10.0mm +/- 0.5mm
|a-c|= 0.5mm or less