Sharp AR-810 Imager, Service Handbook

Page: 117 / 350

4 - 5 AR-651/810 PREVENTIVE MAINTENANCE
4. 2. General Descriptions for PM Procedure
(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. See the replacement record and check the parts needed to be replaced in the PM support mode
(6S-2) or list printing mode (9S-103).
6S-2 : [6]+[START]+[POWER]ON [2] [START]
9S-103 : [9]+[START]+[POWER]ON [103] [START]
d. Turn OFF the power and unplug the copier for sure.
(2) Perform a preventive maintenance using the following checklist and illustrations. Refer to the Service
Manual if necessary.
(3) Plug in the copier after the maintenance has been finished. Then turn ON the power and make some
copies to confirm that the copier is working properly.
4. 3. Operational Items in Overhauling
(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.
4. 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