1
2
1
3- Port
Zone
Valve
3
1
6
5
Cold water inlet
4
1
3
2
2-Port
Zone Valve
(normally open)
2-Port
Zone Valve
(normally closed)
1
6
5
Cold water inlet
4
Fig. 6 - MONARCH System Piping with 3-Port Zone Valve (Domestic Priority)
Fig. 7 - MONARCH System Piping with 2-Port Zone Valves (Domestic Priority)
11
A1009091 - 661A0600_EN • A
11
CHAPTER
2
CHAPTER 2 - INSTALLATION - PIPING
1. Shut-off valves
2. Circulator
3. Expansion tank
4. Drain valve
5. Feed valve
6. Air separator
