13 multiple zones with circulators, Multiple zones with zone valves – Raypak 0180B User Manual
Page 13
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13
MULTIPLE ZONES WITH CIRCULATORS
Fig. #8999.1
MULTIPLE ZONES WITH ZONE VALVES
Fig. #9000.1
HEATING UNITS
CIRCULATORS
COLD
WATER
INLET
FEED
VALVE
PIPE PRESSURE
RELIEF VALVE
TO DRAIN
DIAPHRAGM
EXPANSION
TANK
AIR
SCOOP
AIR
VENT
12" MAX.
AIR
VENT
AIR
SCOOP
COLD
WATER
INLET
FEED
VALVE
PIPE PRESSURE
RELIEF VALVE
TO DRAIN
DIAPHRAGM
EXPANSION
TANK
HEATING UNITS
ZONE
VALVES
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