JohnBean B9800 - Check and Replacement of Diameter Potentiometer

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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.

Ø Secure the potentiometer with the nut.

Ø Mount the plastic wheel again checking the correct loop of the return cord.

Test SAPE assembly by pulling on the SAPE arm to it’s full out position several times.

Ø With the SAPE arm in the HOME position select service code C80.

Ø Hold the SAPE wheel firmly, using a flat blade screwdriver adjust the potentiometer referring to the paragraph of

C code C80, C81.

4.19 CHECK AND REPLACEMENT OF DIAMETER POTENTIOMETER

" : Medium and big philip screwdriver, 13 and 14mm wrenches, 3mm allen key.

6 : 1h

i : Defective potentiometer may cause the following malfunctions:

1. Machine shows error with module 44.

2. Machine shows error with module 41.

3. Balancer show E92 turning it on.

TO CHECK THE POTENTIOMER

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, when available.

Ø Remove the weight tray.

Ø Disconnect the 2D SAPE harness from X6 connector of the Integrated Display.