Service Manual

EXTERNAL SECTION
3-1
III DIS./ASSEMBLY
2
III DISASSEMBLY/ASSEMBLY
Caution:
• Make sure the power cord of the copier is
unplugged from the power outlet before dis-
assembly or assembly.
1. EXTERNAL SECTION
1.1 Replacing the Ozone Filter
A. Periodically replaced parts/cycle
• Ozone filter: Every 240,000 copies (7145)
• Ozone filter: Every 200,000 copies (7235/7228/
7222)
B. Procedure
1. Remove the 4 screws [1], and remove the scan-
ner exterior/R [2].
Note:
• If an unusual noise is emitted when you open or
close the bypass tray, clean the ADU door rib [3]
with alcohol.
2. Remove the ozone filter [1].
3. Reinstall the above parts following the removal
steps in reverse.
Note:
• When installing the ozone filter, take care not to
break it.
[1]
[1]
[3]
[2]
[1]