10
5 - CONNECTING SUPPLY AND RETURN PIPING
EXPANSION
TANK
CHECK
VALVE
B
D
FEED
WATER
C
RETURN PIPING
FROM HEATING
AND COOLING
ELEMENT
WATER
CHILLER
SUPPLY PIPING
TO HEATING
AND COOLING
ELEMENT
CIRCULATOR
A
PRESSURE
REDUCING
VALVE
PROPER
BACKFLOW
PROTECTION
DEVICE
GATE
VALVE
PURGE
VALVE
NOTICE
Circulators in following illustrations are mounted on
system supply side, mounting on system return side
is also acceptable practice.
Figure 2 - Circulators Mounted on Supply
System, Boiler Used In Configuration to Chiller System.
See Special Conditions, Page 9
