Clarus Environmental Fusion Series Treatment Systems 2800/3200/3600/4000 - Manual (Page 16)

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Perform all inspection procedures listed in 6-month inspection. Pump out sludge in the first and second chambers (if necessary).
If the maximum sludge accumulation has been reached, see description in 6-month inspection.
Make sure to remove the scum on top layer first, then pump out the sludge of each chamber.
INSPECTION AND MAINTENANCE - PUMPING AS NEEDED
Figure 22 - Pump out procedures
Step 1: Remove the scum. Step 2: Remove the sludge
1) 2)
Sedimentation/separation tank
Vacuum
Step 1: Remove the scum. Step 2: Remove the sludge
on the filter media.
Step 3: Remove the sludge
under the media while washing
the filter with tap water.
1)
Anaerobic filter tank
Vacuum
Tap water 2) 3)
ATTENTION: Remove the scum first. If you remove the sludge first, the water
level will decrease and the anaerobic filter will be blocked by the scum.
Figure 23 - Cleaning of anaerobic filter tank, remove all scum and sludge.