2.
FILTER ASSEMBLY
1
2
3
6
4
3
5
4
CONSTRUCTION & RÉNOVATION
Check along the length of the laterals that they are correctly
tightened.
Remove the upper diffuser (3), be careful of the air purge
tube (4). Cover the collector tube with tape (6).
Fill the tank with water until the water level is 5 cm above
the laterals (5).
Taking care not to damage the laterals, pour in the load of
gravel, followed by the sand. Remove the tape from the
collector tube and put back the diffuser.
2021/01 - Indice de révision : E - Code : 26622
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