Lochinvar Knight 80 - 285 - Manual (Page 32)

Installation & Operation Manual
32
6
Hydronic piping
BOILER
PRESSURE
REDUCING VALVE
BACKFLOW
PREVENTER
PRESSURE
GAUGE
SYSTEM SUPPLY
SENSOR
NOT TO EXCEED 4 PIPE DIA. OR A MAX. OF 12” APART
DRAIN POINT
(TYPICAL)
ANTI-SCALD
MIXING VALVE
DOMESTIC
HOT WATER
CIRCULATOR
PRESSURE
RELIEF VALVE
UNION
(TYPICAL)
TEMPERATURE /
PRESSURE
GAUGE
BOILER
CIRCULATOR
DRAIN
INDIRECT
DHW TANK
BALL VALVE
(TYPICAL)
EXPANSION
TANK
HOT
WATER
OUT
ZONE #1
ZONE #2 ZONE #3 ZONE #4
AIR SEPARATOR
COLD
WATER
IN
FLOW CHECK
VALVE
(TYPICAL)
MAKE UP WATER
ZONE CIRCULATORS
(TYPICAL)
Figure 6-4 Single Boiler Zoned with Circulators