Panasonic UF 890 - Panafax B/W Laser, Service Handbook

Page: 14 / 94

14
2.3 Periodic Maintenance Check List
The chart outlined below is a general guideline for maintenance. The example list is for an average usage
of 50 transmitted and received documents per day. Needless to say, the environmental conditions and
actual use will vary these factors.
The chart below is for reference only.
Note
The number of pages is based on the ITU-T Image No. 1 test chart at Multi-Copy mode.
Operation environment 68
°
F (20
°
C), 50% RH, using A4 paper.
Mechanism parts
Cleaning Replacement / Adjustment
Cycle Method
(Refer to the
Service Manual)
Cycle Method
(Refer to the
Service Manual)
Transmit-
ter Unit
ADF Roller (323) 3 months Section 2.5 3-5 years
(30,000 documents) Section 2.7
Separation Rubber
(229) 3 months Section 2.3 1-3 years
(10,000 documents) Section 2.3
Pre-Feed Roller (325) 3 months Section 2.5 3-5 years
(30,000 documents) Section 2.7
Mirrors (337 and 338) 12 months Section 2.6 - Section 2.6
Verification Stamp (336) - - 5,000 documents Section 2.7
Feed Roller (328) 3 months Section 2.5 3-5 years
(30,000 documents) Section 2.7
ADF Transmit Motor
(346) - - 5 years Section 2.7
Eject Roller (330) 3 months Section 2.5 3-5 years
(30,000 documents) Section 2.7
Latch (302) 12 months - - -
Receiver
Unit
Toner Cartridge - - 10,000 pages
(See Note) -
Feed Roller (618) 12 months or
10,000 documents Alcohol - Section 2.12
Clutch Gear Assembly
(660) 12 months or
10,000 documents Alcohol - Section 2.12
Paper Feed Solenoid
(744) 12 months or
10,000 documents Alcohol - Section 2.12
Bias Transfer Roller
(630) 12 months or
10,000 documents - 30,000 documents Section 2.8
Fuser Unit (431) When replacing
Print Cartridge Cleaning chart 50,000 documents Section 2.9
Paper Feed Roller
(746) 12 months or
10,000 documents Alcohol 30,000 documents Section 2.12
Fuser Lamp (408) - - 50,000 documents
or 2-5 years Section 2.9
Fuser Roller (414) 12 months or
10,000 documents Alcohol - Section 2.10
Pressure Roller (409) 12 months or
10,000 documents Alcohol - Section 2.10
Fan (622) - - 3-5 years Section 2.12
Printer Motor (650) - - 5 years Section 2.11