4.1.1 Filter pressure is below the pressure indicated by the blue hand
Clean the filter basket and the skimmers
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Stop the pump,
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Put the 6-way multiport valve to "CLOSED",
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Close the suction valves A, B, C, D (skimmers, main drain) and the return fitting valve E,
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Open the prefilter and take out the basket,
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Using a jet of water remove any debris,
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Put the basket back,
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Replace the lid of the prefilter making sure that the seal is correctly positioned and that there is enough
water to prime the pump,
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Clean out the skimmers.
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Put the 6-way multiport valve to "FILTRATION",
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Open the suction valves A, B, C, D (skimmers, main drain) and the return fitting valve E,
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Restart the pump,
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Purge air from the filter.
This operation should be carried out each time the pool is vacuumed using a brush on a suction line, and
at least once a week.
4.1.2
Filter pressure rises out of the green zone
Backwash the filter
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Stop the filter,
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Check the prefilter for debris. (If there is a build-up of dirt clean it out as described above),
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Put the 6-way multiport valve to the "WASH" position,
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Open the 1/4 turn valve (F) on the outflow pipe,
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Turn the motor on,
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Monitor the water colour through the turbidity sight glass on the 6-way multiport valve.
CAUTION
Cleaning will start after a few seconds. (The water becomes very cloudy)
•
As soon as the water in the turbidity sight glass becomes clear, stop the pump,
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Put the 6-way multiport valve to the "RINSE" position,
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Turn the pump on for about 20 to 30 seconds. The purpose of this step is to evacuate any remaining
impurities and settle the sand,
•
Stop the pump,
•
Put the 6-way multiport valve to the "FILTRATION" position,
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Restart the pump,
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Close the 1/4 turn valve (F) on the waste line.
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After back washing, the black hand on the pressure gauge should be realigned with the blue hand, that
is the pressure reading should return to the nominal pressure
•
In the event that the pressure indicated by the pressure gauge does not drop after back washing the
filter once (or even twice) contact your installer.
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2021/01 - Indice de révision : I - Code : 26680
CONSTRUCTION & RÉNOVATION
