Zoned With Pumps - Pavilion PV199DV Installation Manual

18.4 Zoned with Pumps

This drawing is meant to show system piping concept only. Installer is responsible for all equipment & detailing
required by local codes. Refer to page 51 for electrical wiring instructions.
* In case of installing external water feeder.
REDUCING VALVE
BACKFLOW
PREVENTER
MAKE UP WATER
BALL VALVE
(TYPICAL)
76
Plumbing Applications
PRESSURE PRESSURE
GAUGE
AIR SEPARATOR
EXPANSION
Heating
Return
Heating Supply
Wiring Diagram
[CN233]
T - T
ZONE 1 ZONE 2
TANK
Not to exceed 4 pipe Dia or Max. 12 in. APART
Optional LWCO
(See on the page 44)
T/T
ZONE1
ZONE CONTROLLER
ZONE1
T/T Pump
ZONE 3 Additional Zone
DHW Cold Water Supply
DHW Supply
Auto Feeder
Recommended Pressure Setting
: 15-30 psi
T/T T/T
ZONE2 ZONE3
ZONE2 ZONE3
Pump Pump
FLOW CHECK
VALVE
(TYPICAL)
ZONE PUMPS
(TYPICAL)