3. Periodical check
3.2
Maintenance Parts
• To ensure that the machine produces good copies and to extend its service life, it is rec-
ommended that the maintenance jobs described in this schedule be carried out as
instructed.
• Replace with reference to the numeric values displayed on the PM counter.
A. Main Unit
Classifica-
No.
tion
Image
1
Transfer
Image Transfer Roller
section
Fusing Unit (100V)
Fusing
2
section
Fusing Unit (200V)
3
Toner Cartridge
Processing
section
4
Drum Cartridge
B. Option
Classifica-
No.
tion
1
DF-501
Separation Pad
NOTE
• As a rule, the Drum Cartridge and Toner Cartridge are to be replaced by the user.
• The contents of the Maintenance List are subject to change without notice.
• For the part numbers, see Parts Manual and Parts Modification Notice.
3.3
Concept of parts life
A. Conditions for Life Specifications Values
• The life specifications value represents the number of printed pages produced or figures
equivalent to it when given conditions (see the Table given below) are met. It can be
more or less depending on how each individual printer is used.
Job type
Paper size
B/W ratio
14
Qua
Parts name
ntity
1
1
1
1
Qua
Parts name
ntity
1
Print Conditions
Making 2 copies per job
A4R / Letter R
B/W 6 %
Field Service Ver. 1.0 Apr. 2005
Actual
durable
Pats No.
cycle
50,000
4136-4103-XX
4137-0751-XX
50,000
4137-0752-XX
4,300
(materials)
16,000
(materials)
Actual
durable
Pats No.
cycle
50,000
4980-1075-XX
Ref.Page
Descriptions
in this
manual
☞
16
☞
19
☞
17
☞
18
Ref.Page
Descriptions
in this
manual
DF-501
manual