Lochinvar F0600187510 - Manual (Page 34)

Commercial Pool Heaters
INSTALLATION Continued
3'
MINIMUM
COPPER OR CPVC
(SEE TABLE)
RECOMMENDED
ISOLATION VALVE
ALTERNATE POOL
RETURN SENSOR
LOCATION
VALVE
TO POOL
FROM FILTER
AUTOMATIC
BYPASS VALVE
PVC (SEE TABLE)
FACTORY POOL
RETURN SENSOR
LOCATION
110° LIMIT
COPPER OR CPVC
(SEE TABLE)
MODEL NO. BYPASS PIPE SIZE
CP (N,L) 501 - 751
CP (N,L) 991 - 2071
2” MINIMUM
2 1/2” MINIMUM
Figure 36 - Heaters are within 15 feet Perpendicular of Pool Piping
RECOMMENDED
ISOLATION VALVE
ALTERNATE POOL
RETURN SENSOR
LOCATION
FLOWMETER
FROM FILTER
AUTOMATIC
BYPASS VALVE
4" PVC
FACTORY POOL
RETURN SENSOR
LOCATION
110° LIMIT
COPPER OR CPVC
(SEE TABLE)
3" PVC
FLOWMETER
3" PVC
TO POOL
3'
MINIMUM
MODEL NO. BYPASS PIPE SIZE
CP (N,L) 501 - 751
CP (N,L) 991 - 2071
2” MINIMUM
2 1/2” MINIMUM
Figure 37 - Heaters are Beyond 15 feet of Pool Piping
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