Toshiba e-studio281c, Service Handbook, Page: 379 / 678

© 2005 - 2008 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO281c/351c/451c
PREVENTIVE MAINTENANCE (PM)
4 - 11
4
4.4 Preventive Maintenance Checklist
Symbols/value used in the checklist
[Preventive Maintenance Checklist]
Notes:
1. Perform cleaning and lubricating in the following timing. Exceptionally, the lubrication for the
drum unit, main charger, color developer unit and 1st transfer unit must follow the PM cycle of
each unit.
e-STUDIO251c:every 100,000 sheets
e-STUDIO351c:every 120,000 sheets
e-STUDIO451c:every 150,000 sheets
2. Value under "Replacement" indicates the replacement cycle, and when the cycle is different
for each product, values are indicated in the order of e-STUDIO251c, e-STUDIO351c and e-
STUDIO451c.(KS= x 1,000 sheets, KD= x 1,000 developments)
3. The replacement cycle of the parts for the charge, development and 1st transfer in copying
process is not indicated by the number of output pages (sheet), but the develop counts
(development). The number of output pages is counted as “4 developments” for 1 page for
printing at color mode, and “1 development” at black-and-white mode.
4. The replacement cycle of the parts in the feeding section equals to the number of sheets fed
from each paper source.
5. Be careful not to put oil on the rollers, belts and belt pulleys when lubricating.
6. Page-Item (P-I) is described in the column of the Parts list.
A. Scanner
Cleaning Lubrication/Coating Replacement Operation check
A: Clean with alcohol
B: Clean with soft pad,
cloth or vacuum
cleaner
L: Launa 40
SI: Silicon oil
W1: White grease
(Molykote X5-6020)
W2: White grease
(Molykote HP-300)
AV: Alvania No.2
FL: Floil (GE-334C)
Value:
Replacement
cycle
(output pages or
develop counts)
R: Replace if
deformed or
damaged
O: After cleaning or
replacement,
confirm there is
no problem.
Items to check Cleaning
Lubrication/
Coating
Replacement
(KS)
Operation
check
Parts list
<P-I>
Remarks
A1 Original glass B or A 25-1 *a1
A2 ADF original glass B 25-2 *a1
A3 Mirror-1 B
A4 Mirror-2 B
A5 Mirror-3 B
A6 Reflector B
A7 Lens B 11-10
A8 Exposure lamp R O 26-6
A9 Automatic original
detection sensor
B O 11-12
A10 Slide sheet
(front and rear)
B or A R
05/11