Pentair ULTRATEMP 110 - Page 14

8
ULTRATEMP
®
Heat Pump Installation and User’s Guide
Multiple Unit Installation (cont.)
Two Heat Pump Plumbing Layout
6"
(153 mm)
12"
(305 mm)
24" (610 mm) min.
clearance for
service access.
2" PVC Pipe
2" PVC Pipe
2" PVC Pipe 2" PVC Pipe
Check Valves are
optional on heater inlets
but will help for system
balancing
Extend 12"
(305 mm) past
end heater
inlet for hydraulic
balancing
To Pool
Flow Meter
3" PVC Pipe
3" Ball Valve Bypass
3" PVC Pipe
Minimum
3" PVC Pipe
Flow Meter
Extend 12" (305 mm)
past end heater
inlet for hydraulic
balancing
120 GPM (456 lpm)
Minimum
Pool Pump
Four Heat Pump Plumbing Layout
6"
(153 mm)
12"
(305 mm)
24"
(610 mm)
2" PVC Pipe
Check Valves are
optional on heater inlets
but will help system
balancing
Extend 12" (305 mm)
past end
heater
inlet for hydraulic
balancing
Flow Meter
Extend 12" (305 mm)
past end heater
inlet for hydraulic
balancing
OPTIONAL
2" Check Valve Bypass
Flow Meter
60 GPM (220 lpm)
Minimum
To Pool
Pool Pump
Minimum
2" PVC Pipe