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Fairbanks Portable Axle Load Scale User Manual

Page 12

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B. Junction Box/PCB Replacement

1.

Remove power to the indicator

2.

Open the platform access cover, then the box cover.

3.

Loosen all gland bushing nuts.

4.

Check that all load cells have wire markers on the cable ends. If not, identify
load cells with wire markers or other means, then disconnect the load cell wires
from the terminal blocks. Disconnect the main interface cable wires.

5.

Remove the junction box/PCB, then install the new junction box/ PCB.

6.

Reconnect all load cell and main interface cable wires to the new junction
box/PCB.

7.

Tighten all gland bushing nuts.

8.

Recalibrate as necessary.

9.

Replace the box cover and torque all screws to 10-12 in/lbs. Replace the
platform access cover.

04/05

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50784 Issue 1

Note:
Leave the box cover OFF until all calibration adjustments are completed.