Maguire Weigh Scale Blender WSB-222

Verify the load cell cable is plugged into the controller

Ensure the weigh bin is resting freely on the load cells

Check the air line to the weigh bin’s dump valve is connected

Ensure the load cells and bin are not jammed

Is *47 disabled on the WSD for calibration?

Perform zero weight calibration routine

Examine Weigh Bin and Hanging Bracket

Ensure no contact with windows or guards

Is there free space on all sides of the weigh bin?

Press down lightly on the weigh bin and note the change in weight readout

Remove touch and verify the weight returns to original reading +/- 1 gram

Was any interference detected with the weigh bin or hanging bracket?

Describe any interference detected and corrective actions taken

Locate the adjustment screw at the rear of the sensor

Use a very small regular screwdriver for adjustment

Turn the adjustment screw clockwise until the LED turns ON

Turn the adjustment screw counter-clockwise until the LED turns OFF

Continue turning counter-clockwise for one full revolution after the LED turns off

Check if the LED turns on when material is present in front of the sensor

Note any additional adjustments made due to material dust or static

Sensor Position Adjustment (200 and 400 Series Models Only)

Inspect load cell for physical damage

Is the zero weight reading within acceptable range?

Is the full weight reading within acceptable range?

Adjust the weigh bin dump valve to close softly

Adjust the needle valve for a soft close

Check for wear at the hinge points

Is the dump flap overlapping the forward edge enough to prevent dribble when closed?

Is there enough space at the rear of the flap to allow for static build up of pellets without interfering with the closing of the flap?