40
4
Water connections
Installation & Operation Manual
Figure 4-5_
Cascaded heaters Within 15 feet of Perpendicular Pool Piping
Figure 4-6_
Cascaded Heaters Beyond 15 feet of Pool Piping
MODEL NO
CONNECTION
SIZE
CP (N,L) 502-752
2" MIN
CP (N,L) 992-2072
2-1/2" MIN
* NOTE: IF THE RETURN SYSTEM SENSOR IS
LOCATED IN THE SECONDARY
LOCATION SHOWN ON THE PIPING
DIAGRAM, THE UNIT PUMP MUST
RUN CONTINUOUSLY TO ENSURE
THE WATER FLOW PAST THE
SENSOR IS MAINTAINED.
COPPER
OR CPVC
(SEE TABLE)
CPVC
TO
POOL
110°
LIMIT
VALVE
CPVC
3'
MIN
FLOWMETER
COPPER
OR CPVC
(SEE TABLE)
CPVC
FROM
POOL
POOL RETURN SENSOR
PRIMARY LOCATION
AUTOMATIC
BYPASS VALVE
* POOL
RETURN
SENSOR
SECONDARY
LOCATION
RECOMMENDED
ISOLATION
VALVE
COPPER
OR CPVC
(SEE TABLE)
110°
LIMIT
TO
POOL
MODEL NO
CONNECTION
SIZE
CP (N,L) 502-752
2" MIN
CP (N,L) 992-2072
2-1/2" MIN
* NOTE: IF THE RETURN SYSTEM SENSOR IS
LOCATED IN THE SECONDARY
LOCATION SHOWN ON THE PIPING
DIAGRAM, THE UNIT PUMP MUST
RUN CONTINUOUSLY TO ENSURE
THE WATER FLOW PAST THE
SENSOR IS MAINTAINED.
*POOL RETURN
SENSOR SECONDARY
LOCATION
RECOMMENDED
ISOLATION
VALVE
CPVC
FLOWMETER
CPVC
POOL
RETURN
SENSOR
PRIMARY
LOCATION
FROM
POOL
AUTOMATIC
BYPASS VALVE
3'
MIN
Please note that these illustrations are meant to show system piping concept only, the installer is responsible for
all equipment and detailing required by local codes.
NOTICE
NOTICE
System flow should always remain higher than the required flow for the pool heater(s) when the pool heater(s)
is in operation to prevent short cycling and high limit issues.