36
6
System piping
EXPANSION
TANK
BUILDING
RETURN
SYSTEM
CIRCULATOR
COLD WATER
SUPPLY
FLOW CHECK VALVE
(TYPICAL)
BALL VALVE
(TYPICAL)
UNION
(TYPICAL)
HOT WATER
SUPPLY
MIXING VALVE
(IF REQUIRED, SEE PG.35)
Figure 6-2
Single Unit
Installation & Service Manual
TM