Toshiba DP3500, Руководство по обслуживанию

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December 2000 © TOSHIBA TEC 3 - 1 DP4500/3500 PREVENTIVE MAINTENANCE
3. PREVENTIVE MAINTENANCE (PM)
3.1 Maintenance Performed Every 150,000 (DP4500) and 116,000 Copies (DP3500)
(1) Preparation
a. Ask the user about the current machine conditions and note them down.
b. Before starting maintenance, make some sample copies and save them.
c. Turn OFF the power and be sure to unplug the copier.
(2) Perform preventive maintenance using the following checklist and the illustrations. Refer to the Serv-
ice Manual if necessary.
(3) When the maintenance is finished, plug in the copier, turn ON the power and make some copies to
confirm that the copier is working properly.
3.2 Maintenance Performed Every 450,000 (DP4500) and 348,000 Copies (DP3500)
(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 Mylars 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 necessary.
(5) Clean inside the copier thoroughly.
3.3 Cleaning the Units which Have Processed 75,000 Copies (DP4500)/58,000
Copies (DP3500)
Clean inside the machine as needed following the checklist.
3.4 Preventive Maintenance Checklist
Symbols used in the checklist
Cleaning Lubrication Replacement Operation check Date
A Clean with alcohol
Clean with soft pad,
cloth or vacuum cleaner
L Launa 40
Coating
SI Silicon oil
W White grease
(Molycoat)
AV Alvania No.2
The number of sheets
consumed before
replacement
(Value x 1,000)
Replace if deformed
or damaged
After cleaning
or replacement,
confirm there is
no problem.
User name
Serial No.
Inspector’s
name
Remarks