Sterling A0567659 manual Problem Possible solution

Problem	Possible solution
Weigh hopper occasionally	Check batch weight setting in the recipe menu. See the setup chapter for
overfills.	more information.
	Check the load cells and weigh hopper mounting for binding, etc.
	Check to see that a pellet has not lodged under a load cell.
	Check the ingredient supply hoppers to verify proper ventilation. If a
	vacuum receiver has a leaking flapper valve and the supply hopper is not
	vented, the blender computer can learn inaccurately and cause an overfill
	condition on the next few cycles.
	Check the load cell connections to the panel.
Material tends to separate	Check the mix timer setting. This problem is normally due to over mixing.
in the mixing chamber.	See the mix timer section in the setup chapter. Reduce the time until the
	problem is corrected.
	Check the mixer drive to ensure that the agitator is turning properly.
	Check the high level switch in the mixer to lower the level slightly.
Material sticks to the	Increase the Dump Cycles setting in Mixer and Dump Setup.
flapper of the weigh
hopper and is not dumped.
Too much material	Increase the Mixer Dump Time in Mixer and Dump Setup.
remains in the mixer.
The material is not being	Increase the Mixing Time in Mixer and Dump Setup. Actually if you over
mixed thoroughly.	mix material, you can have the same problem. If you have the blender
	set for “Continuous Mixing” then change it to “Timed Mixing” and adjust
	the Mixing Time appropriately.
Recorded Inventory Totals	Check the blender’s scale calibration and verify that the batch hopper is
don’t match what I’ve	not overfilling. If the hopper is overfilling, adjust your batch size. If this is
actually used	correct, then you are probably not accounting for material scrap or other
	items in your process.
	Some error can be introduced by not weighing every batch. Check the
	Recipe Page.
Max Hopper Weight	Stop the Blender and then Start it again. This causes the blender to
Exceeded Alarm continues	perform an automatic feeder calibration. If this doesn’t fix it, then
to re-occur.	manually perform feeder calibrations and retest.
Blender occasionally	The blender intermittently dumps a batch of material with one or more of
dumps an incorrect	the components incomplete.
batch.	Check the recipe information; ensure that both the percentages and batch
	size are set properly.
	Check the status of the alarm flags & Feeder Setup to ensure that all of
	the feeders are set to Retry. In addition, if the blender is configured for
	timed batches then this can cause error.
	Check supply hopper ventilation to prevent problem associated with leaky
	vacuum receiver flappers.
Blender keeps dumping	Check the mixer high-level switch sensitivity. When the sensor is covered
after mixer is full.	by material, the indicator lamp on the back of the switch should be lit. To
	adjust the sensitivity, use the small adjustment screwdriver that was
	provided with the blender. The adjustment pot is located on the back of
	the sensor. Rotate clockwise to increase the sensitivity (less material in
	front of the switch to actuate it). Rotate counter clockwise to decrease the
	sensitivity (more material covering the switch).
	Check the mixer high-level sensor connection to the control panel.
Blender will not batch with	Check the mixer high-level switch sensitivity. Fines may have coated the
empty mixer.	level switch; it needs readjustment.
	Check the proximity switch connection.
	Make sure that the recipe is correct.
	Check batch size.
Page 86 of 118	SGB Batch Blender with Mitsubishi Controller