Lochinvar 2072 Swimming Pool Heater User Manual


 
36
4 Water connections
Figure 4-3_Heater Within 15 feet of Pool Piping
Installation & Operation Manual
Figure 4-4_Heater Beyond 15 feet of Pool Piping
AUTOMATIC
BYPASS VALVE
PVC MIN
(SEE TABLE)
RECOMMENDED
ISOLATION VALVE
REQUIRED POOL
RETURN SENSOR
LOCATION
POOL RETURN SENSOR *
SECONDARY LOCATION
20'
MAX
POOL RETURN SENSOR
PRIMARY LOCATION
COPPER OR PVC
(SEE TABLE)
110
°
LIMIT
3'
MIN
FROM
POOL
TO
POOL
MODEL NO BYPASS PIPE 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.
AUTOMATIC
BYPASS VALVE
PVC MIN
(SEE TABLE)
RECOMMENDED
ISOLATION VALVE
REQUIRED POOL
RETURN SENSOR
LOCATION
POOL RETURN SENSOR *
SECONDARY LOCATION
20'
MAX
POOL RETURN SENSOR
PRIMARY LOCATION
COPPER OR PVC
(SEE TABLE)
110
LIMIT
3'
MIN
FROM
POOL
TO
POOL
VALVE
12"
MAX
OR
4X PIPE
DIAMETERS
MODEL NO BYPASS PIPE 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.
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