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Domestic Hot Water - Standard Installation
1 On-Demand Water Heater
Preferred Piping Installation
Drawing Number:
Drawing Date:
H-1
September 07, 2008
NOTE: This drawing is not intended to describe a complete system and is not a replacement for a pro-
fessional engineering drawing. It is intended only as a guide and does not imply compliance with local
building code requirements. Confer with local building officials before installation
. The Contractor or
engineer is to determine the necessary components and configuration of the particular system to be in-
stalled. It is the responsibility of the engineer or contractor to ensure that the installation is in accordance
with all local building codes.
14
On-Demand
Water Heater
On-Demand
Equipment List QTY
On-Demand 1
Water Heaters
3/4” Cold Water Supply Line
Gas Supply
3/4” Hot Water Supply Line
Key
Pressure Relief Valve
Check Valve
3/4" Union
3/4" Ball Valve
Boiler Drain Valve
Solenoid Valve
S
Pressure Regulator
Circulating Pump
Mixing Valve