39
4
Water connections
(continued)
Figure 4-3_
Heater Within 15 feet of Pool Piping
Installation & Operation Manual
Figure 4-4_
Heater Beyond 15 feet of Pool Piping
_
p g
MODEL NO
CONNECTION
SIZE
CP (N,L) 502-752
2" MIN
CP (N,L) 992-2072
2-1/2" MIN
AUTOMATIC
BYPASS VALVE
POOL RETURN SENSOR *
SECONDARY LOCATION
COPPER OR CPVC
(SEE TABLE)
RECOMMENDED
ISOLATION VALVE
FROM
POOL
TO
POOL
POOL RETURN SENSOR
PRIMARY LOCATION
REQUIRED POOL
RETURN SENSOR
LOCATION
BALL VALVE
20'
MAX
3'
MIN
110
°
LIMIT
* 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.
y
p g
AUTOMATIC
BYPASS VALVE
POOL RETURN SENSOR *
SECONDARY LOCATION
COPPER OR CPVC
(SEE TABLE)
RECOMMENDED
ISOLATION VALVE
* 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.
FROM
POOL
POOL RETURN SENSOR
PRIMARY LOCATION
VALVE
12"
MAX
OR
4X PIPE
DIAMETERS
3'
MIN
REQUIRED POOL
RETURN SENSOR
LOCATION
TO
POOL
110
°
LIMIT
20'
MAX
SUBLOOP
MODEL NO
CONNECTION
SIZE
CP (N,L) 502-752
2" MIN
CP (N,L) 992-2072
2-1/2" MIN
SUBLOOP
SIZE
SUBLOOP
GPM
2-1/2”
MIN 100
GPM
MIN
3” MIN 160 GPM MIN
BALL VALVE
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.
