Machine Refreshing Checklist - Toshiba e-STUDIO 2555C Service Manual

7.11 Machine Refreshing Checklist

Symbols/value used in the checklist
Item
Cleaning A: Clean with alcohol
B: Clean with soft pad, cloth or vacuum cleaner
Lubrication/ W1: White grease (Molykote EM-30L)
Coating W2: White grease (Molykote HP-300)
Replacement Value: Replacement cycle
R1: Replacement
R2: For preventive maintenance, check if the parts are damaged and replace
them as required. If the parts are not replaced at the machine refreshing
interval, inspect them at the subsequent PM.
R3: Replace if deformed or damaged. If the parts are not replaced at the
machine refreshing interval, inspect them at the subsequent PM.
R4: Lubrication recommended: If the parts are not lubricated at the machine
refreshing interval, inspect their lubrication status at the subsequent PM.
Operation check O: After cleaning or replacement, confirm there is no problem.
Notes:
• When performing machine refreshment, check the items in the preventive maintenance checklist
in addition to the items in the machine refreshing checklist.
• Perform cleaning and lubricating in the following timing. Lubricate the replacement parts
according to the replacement cycle.
• The value in the "Replacement" field of the table below indicates the replacement number of
output pages in either the black or the full color mode.
• The replacement cycle of the parts in the feeding section equals to the number of sheets fed from
each paper source.
• Be careful not to put oil on the rollers, belts and belt pulleys when lubricating.
• Parts list <P-I> represents the page item in "e-STUDIO2555C/3055C/3555C/4555C/5055C
Service Parts List".
Items to check
1 Paper feeding drive unit
2 Drum TBU drive unit
3 Development drive unit
4 Fuser unit drive gear
5 Gear of registration
motor
D1 ADU transport roller
E2 Bypass separation roller
J1 Transfer belt *
© 2012-2013 TOSHIBA TEC CORPORATION All rights reserved
Model Replacement cycle
25ppm 450,000 sheets
30ppm 540,000 sheets
35ppm 630,000 sheets
45ppm 680,400 sheets
50ppm 756,000 sheets
Lubrication/
Cleaning
Coating
W1
W1
W1
W1
W1
W1
W2
A
7 - 41
Description
Replacement
(x 1,000
(x 1,000
drive
sheets)
counts)
R4 R4
R4 R4
R4 R4
R4 R4
R4 R4
R4 R4
R4 R4
R2 R2
e-STUDIO2555C/3055C/3555C/4555C/5055C
PREVENTIVE MAINTENANCE (PM)
Parts
Operation
list
check
<P-I>
-
-
-
-
46-1
41-10
21-24
26-14
7