Oki IP-6620 Maintenance Manual page 270

5.5.31 System Error 2320: Wiper Position Sensor Error
<Description>
Could not detect the home position of the wiper.
<Faulty part>
(1) MICRO SWITCH 4 (wiper position sensor)
(2) MOTOR(WIPE) (wiping motor)
(3) PCB-ASSY-ACT3
(4) CABLE(PumpWipe)-ASSY(MW)
<Action>
Check the Items to be Checked on the table below, and perform the actions starting from the top
until the problem is solved.
No
Wiper's operation
1
◆ Required items
◆ Procedure
(1) Open the front cover and then the capping unit cover.
(2) Draw 1 cc of sheet mount cleaning liquid using the dropper.
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
Items to be Checked
(1) Dropper (1)
(2) Sheet mount cleaning liquid (1 bottle)
(3) Gloves (1 pair)
OKI Data Infotech Corporation CONFIDENTIAL
Enter the maintenance mode, and from the actuators menu
operate the wiping motor.
If you hear the motor running but the wiper does not move,
the wiper chain may stick to the mechanism. In such a case,
use the procedure below to resolve the problem.
(4) Cleaning swab (1)
Action
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