Filter Materials For Problem Cases - JBL CRISTALPROFI i60 greenline Manual

Filter material filled into net bag
Pump dirty
Impeller faulty or blades broken
Air in filter
Cause
High flow resistance due to dirty filter material or filter
material in net bag
Flow regulator on pump head stiff
Cause
Limescale deposits
Filter material for problem cases (available at your specialist pet shop)
JBL BioNitratEx
Eliminates nitrate in fresh water by organic means.
Foam cartridges which have been enriched with bacteria nutrient in a special process to promote colonisation by nitrate-
eliminating bacteria. The bacteria eliminate nitrate by natural means without producing any harmful residue.
Suitable for use in any JBL CristalProfi Internal Filter with at least two filter modules.
Do not fill long-term biological filter material e.g. JBL
MicroMec, JBL Sintomec etc. in finely meshed net bags.
Clean impeller casing, impeller and cover with cleaning

brush
Dismantle, check, replace faulty parts and re-assemble
Solution
Clean filter material and only use biological filter material
(JBL MicroMec mini) in special filter baskets (accessory).
Solution
Hold water outlet firmly and gently pull flow regulator
upwards. Clean with JBL BioClean A (specialist pet shop).
Rinse in water and reassemble.
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