Vertex
Solar™ Pool & Spa Heating System
-- Installation & User Manual
© Copyright 2021 Optex Solar Pty Ltd. All rights strictly reserved.
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Allowable Plumbing Variations
U-bends in the supply line will not drain fully and hence prevent air communication
between the vacuum release and the pump assembly and should be avoided if at all
possible. Preferably, all parts of the suction line should be mounted and sloped such
that water empties fully up to the bubble chamber when the system stops.