COPYRIGHT
©
2000 CANON INC. 2000 2000 2000 2000 CANON iR5000/iR6000 REV.0 JULY 2000
CHAPTER 6 FIXING SYSTEM
6-34 P
4.4.4 Adjusting the Nip
a.Taking Measurements
Wait for 15 min after the machine completes warm-up, and make 20 A4 copies before
starting to measure the nip:
1) Place A4/LTR paper, and select A4/LTR
on the control panel.
2) Make the following selections in service
mode to discharge the paper:
COPIER>FUNCTION>FIXING>NIP-
CHK.
b.Standard
1) Measure the points indicated.
a and c are prints 10 mm from
both edges of the sheet.
F06-404-06
2) Check to make sure the measurements
are as indicated; if not, go to c to make
adjustments.
Be sure that both upper and
lower rollers are sufficiently
heated when taking measure-
ments.
T06-404-01
c.Making Adjustments
1) Take the fixing assembly out of the ma-
chine.
2) Open the delivery assembly.
3) Adjust the nip using the adjusting screw
[1] at the front and the rear.
F06-404-07
Feeding
direction
a
c
b
Center of
paper
Dimension
b
a - c
When both upper and lower
rollers are sufficiently heated.
7.8mm ± 0.5mm
0.5mm or less
[1]
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