Lochinvar COPPER-FIN II CF401 Designer's Manual page 27

PIPING DIAGRAM
BUILDING
HOT WATER
SUPPLY
RELIEF
VALVE
DRAIN
Gray shaded area represents common manifold piping.
COMMON WATER MANIFOLD SIZE FOR MULTIPLE WATER HEATER INSTALLATION
Pipe sizing chart provides minimum pipe size for common manifold piping to insure adequate flow.
NUMBER OF
UNITS
CF 401 thru 751
1
2
3
4
5
6
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.
SYSTEM
FULL PORT SYSTEM
RELIEF VALVE
BALL VALVE PUMP
Lochinv ar '
D E S I G N E R S G U I D E C O P P E R
LOCK-TEMP
STORAGE TANK
BUILDING RETURN
COMMON MANIFOLD SIZE
(Min.)
2"
3"
"
3 1 /
2
4"
5"
5"
L E G E N D
TEE
ELBOW
-
F I N I I W A T E R H E A T E R
TWO HEATERS-SINGLE TANK
COLD WATER
SUPPLY
OUTLET
INLET
NUMBER OF
UNITS
CF 991 thru 2071
1
2
3
4
5
6
UNION EXPANSION CHECK
TANK VALVE
615- 8 89 - 89 00
OUTLET
INLET
LOCHINVAR
WATER HEATER
COMMON MANIFOLD SIZE
(Min.)
2 1 / "
2
4"
4"
5"
6"
6"
LIT0138
THERMOMETER REDUCING REDUCING
TEE TEE
A4