How to clear chip packing and plugging on a Valmet KvaerComp G2 Continuous Digester
Chip packing stalls the digester and causes uneven cooking. Reduce chip meter speed, increase steam to the chip chute, and confirm level sensors are reading correctly before resuming feed.
~45 min7 steps
How to diagnose a liquor circulation pump seal failure on a Valmet KvaerComp G2 Digester
A leaking pump seal shows as drips at the pump housing or a rising seal flush water flow. Isolate the pump, confirm the leak source, and replace the mechanical seal at the next outage or immediately if leaking is severe.
~120 min7 steps
How to diagnose screen plate plugging on a Valmet KvaerComp G2 Continuous Digester
Plugged extraction screens reduce liquor withdrawal and cause cooking upsets. Confirm by pressure differential rise across the screen zone, then schedule a backflush or offline cleaning.
~60 min7 steps