SERVICE MANUAL - O. Rensch OHG
SERVICE MANUAL - O. Rensch OHG
SERVICE MANUAL - O. Rensch OHG
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2DC<br />
1-5-5 Mechanical problems<br />
Problem Causes/check procedures Corrective measures<br />
(1)<br />
No primary paper feed.<br />
Check if the surfaces of the feed roller and<br />
MP feed roller are dirty with paper powder.<br />
Clean with isopropyl alcohol.<br />
(2)<br />
No secondary paper<br />
feed.<br />
(3)<br />
Skewed paper feed.<br />
(4)<br />
The scanner does not<br />
travel.<br />
(5)<br />
Multiple sheets of paper<br />
are fed at one time.<br />
(6)<br />
Paper jams.<br />
(7)<br />
Abnormal noise is<br />
heard.<br />
Check if the feed roller and MP feed roller<br />
are deformed.<br />
Electrical problem with the feed clutch and<br />
MP feed clutch.<br />
Check if the surfaces of the upper and lower<br />
registration rollers are dirty with paper powder.<br />
Electrical problem with the registration<br />
clutch.<br />
Deformed width guide in a drawer.<br />
The scanner motor malfunctions.<br />
Deformed drawer claw.<br />
Check if the paper is curled.<br />
Deformed guides along the paper conveying<br />
path.<br />
Check if the contact between the upper and<br />
lower registration rollers is correct.<br />
Check if the press roller is extremely dirty or<br />
deformed.<br />
Check if the contact between the heat roller<br />
and its separation claws is correct.<br />
Check if the rollers and gears operate<br />
smoothly.<br />
Check if the following electromagnetic<br />
clutches are installed correctly: feed clutch,<br />
MP feed clutch and registration clutch.<br />
Check visually and replace any deformed<br />
rollers (see page 1-6-5, 6).<br />
See pages 1-5-20, 21.<br />
Clean with isopropyl alcohol.<br />
See page 1-5-21.<br />
Repair or replace if necessary .<br />
See page 1-5-20.<br />
Check the drawer claw visually and correct<br />
or replace if necessary.<br />
Change the paper.<br />
Check visually and replace any deformed<br />
guides.<br />
Check visually and remedy if necessary.<br />
Clean or replace the press roller.<br />
Repair if any springs are off the separation<br />
claws.<br />
Grease the bearings and gears.<br />
Correct.<br />
1-5-23