Energy Tech Laboratories POOL & SPA 5310 - Manual (Page 16)

16
Plumbing Diagrams
Water In
(from pool
or spa)
Water Out
(to pool
or spa)
Filter
Fig. 6: For systems with pumps of less than 2 HP (under 80 gpm), no external
bypass is required. Connections are 2-inch unions. Plumb the heat
pump pool heater AFTER the filter and BEFORE any chlorinators.
Water In
(from pool
or spa)
Water Out
(to pool
or spa)
Filter
Fig. 7: For systems with pumps of 2 HP or greater (over 80 gpm), an external
bypass is required. Adjust the bypass valve to divert a minimum of 40
gpm through the heat pump pool heater. Connections are 2-inch unions. Plumb the
heat pump pool heater AFTER the filter and BEFORE any chlorinators.