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e) Turn the level sensor's potentiometer slowly clockwise until the LED
ring at the
level sensor lights up.
Potentiometer
LED
ring
Level sensor
f) Turn the potentiometer another rotation counter clockwise.
g) Remove the material accumulation on the level sensor and clean the
interior of the inlet isolation device.
h) Close inspection lid (see Section 9.4 Inspection lid opening and closing)
Inspect/test the level sensor. If the level sensor still responds too frequently
after having adjusted it to the type of dust, another fine-tuning adjustment can
be made through the potentiometer. Please turn it another half rotation counter
clockwise. Then conduct another inspection/test of the level sensor with the
corresponding dust.
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