JohnBean B 500 - Check and Replacement Distance Potentiometer

To Next Page

To Previous Page

4.23 CHECK AND REPLACEMENT OF DISTANCE POTENTIOMETER

" : Medium and big Phillips screwdriver, 13 and 14mm wrenches.

6 : 1.5h

i : Defective potentiometer may cause the following malfunctions:

1. Balancer show E92 turning it on.

2. Incorrect rim data entry.

3. Balancer shows error codes 001040, 001041 after turning on.

4. Balancer shows weight chasing.

TO CHECK THE POTENTIOMETER

Ø Check with service code C75, C80 and C92

TO REPLACE THE POTENTIOMETER

Ø Disconnect the power from the rear of the machine.

Ø Remove the Display panel.

Ø Remove the weight tray.

Ø Remove the 10mm nut holding the SAPE wheel to the frame.

Ø Remove the plastic wheel carefully in order to avoid the uncoil of the return spring.

Ø Remove the conical bushing.

Ø Remove the 13mm nut holding the potentiometer to the frame.

Ø Remove the potentiometer from the back of the plastic frame.

Ø Install 10K potentiometer onto bracket and tighten 13mm nut.

Ø Make sure to insert the antirotational pin into the hole on the rakcket.