November 2003 © TOSHIBA TEC 4 - 7 e-STUDIO3511/4511 PREVENTIVE MAINTENANCE
4.2 General Descriptions for PM Procedure
(1) Preparation
a. Ask the user about the current conditions of the equipment and note them down.
b. Before starting maintenance, make some sample copies and store them.
c. See the replacement record and check the parts to be replaced in the PM support mode (6S-
2) or list printing mode (9S-103).
6S-2 : [6]+[START]+[POWER]ON g [2] g [START]
9S-103: [9]+[START]+[POWER]ON g [103] g [START]
PM SUPPORT CODE LIST
10-20-'03 11:28
UNIT OUTPUT PAGES/ PM OUTPUT PAGE/ DRIVE COUNTS PM DRIVE COUNTS
DEVELOP COUNTS DEVELOP COUNTS
DRUM 22220 200000 30948 320000
DRUM BLADE 22220 200000 30948 320000
DRUM BRUSH 22220 200000 30948 320000
GRID 22220 200000 30948 320000
MAIN CHARGER WIRE 22220 200000 30948 320000
WIRE CLEANING PAD 22220 200000 30948 320000
Fig. 4-201
d. Turn OFF the power and make sure to unplug the equipment.
(2) Perform a preventive maintenance using the following checklist and illustrations. Refer to the
Service Manual if necessary.
(3) Plug in the equipment after the maintenance has been finished. Then turn ON the power and
make some copies to confirm that the equipment is working properly.
4.3 Operational Items in Overhauling
Overhaul each equipment with the following timing.
• e-STUDIO3511: When the number of develop counts has reached 360,000 or 2.5 years have passed
form the start of use (Whichever is earlier.)
• e-STUDIO4511: When the number of develop counts has reached 450,000 or 2.5 years have passed
form the start of use (Whichever is earlier.)
(1) Replace all the supplies.
(2) Check the components in the drive section (gears, pulleys, timing belts, etc.). Replace them with
new ones if they are damaged.
(3) Check all the adhesives such as tape and Mylar if they are damaged or have become unstuck.
Replace them with new ones if necessary.
(4) Check the performance of all the switches and sensors. Replace them with new ones if neces-
sary.
(5) Clean inside the equipment thoroughly.