Two Temperature Installation Single Heater - Single Tank - Lochinvar EW 150 Designer's Manual

PIPING DIAGRAM
0
180 F HOT
WATER SUPPLY
0
140 F HOT
WATER SUPPLY
LOW TEMPERATURE
BUILDING RETURN
COLD WATER
SUPPLY
This illustration is for concept only and should not be used for any actual installation without engineering
or technical advice from a licensed engineer. All necessary equipment may not be illustrated.
FULL PORT SYSTEM
BALL VALVE PUMP
L o c h i n v a r '
D E S I G N E R S G U I D E E F F I C I E N C Y
TWO TEMPERATURE INSTALLATION - SINGLE HEATER - SINGLE TANK
CHECK VALVE
RELIEF
VALVE
MIXING
VALVE
DRAIN
COMMON WATER MANIFOLD PIPE SIZE FOR MULTIPLE WATER HEATER INSTALLATIONS
QUANTITY OF WATER HEATERS
1
2
3
4
5
6
L E G E N D
SYSTEM TEE
RELIEF VALVE
+
W A T E R H E A T E R
LOCK-TEMP
STORAGE TANK
OUTLET
MANIFOLD PIPE SIZE
2"
3"
1 "
3 /
2
4"
5"
6"
ELBOW UNION EXPANSION
TANK
6 1 5 - 8 8 9 - 8 9 0 0
LOCHINVAR
WATER HEATER
INLET
HIGH TEMPERATURE
BUILDING RETURN
CHECK THERMOMETER
VALVE
A3