Cement silos and screw conveyors · Top filter

No pulse sound from the filter

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Symptom

No pulse sound from the filter

Likely cause

Cleaning air off, timer board fault, or diaphragm valve failed.

Check

Air gauge (5–6 bar); board LEDs; valves.

Fix

Restore air; repair the board or valve.

Manual · Book 2 · § 13.2 · 5.3

Parts you may need

ATP-CS-04.1Filter diaphragm valve kit+ATP-CS-04.2Filter cleaning timer board+

Request the parts

⚠ Every look inside, turn by hand or open step means full lockout first. Never enter a silo or a bin with material in it.

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