TriangleTube TR Series - Manual (Page 14)

Phase III ®
11
9
1
7
2
2-Port
Priority Valve
(normally open)
2-Port
Priority Valve
(normally close)
1
12
11
Cold water
inlet
SMART Series
1
2
9
1
3- Port
Priority
Valve
7
1
12
Cold water
inlet
11
SMART Series
Installation - Piping
Fig. 5:
1. Shut-off valves
2. Circulator
7. Expansion tank 9. Drain valve
11. Feed valve
12. Air separator
Fig. 4: Phase III ® System Piping with 3-Port Zone Valve
(Domestic Priority)
Phase III ® System Piping with 2-Port Zone Valves
(Domestic Priority)
TR Series
TR Series
Note: See page 25 for TR Series Boiler
Supply and Return Connections.
Note: See page 25 for TR Series Boiler
Supply and Return Connections.