Freeze Protection Piping
Vacuum
Breaker
Rinnai
Water Heater
3/4" Gas Connection
NOTE:
Heat trace ALL water pipe and fittings located outside home (attic, crawl space) or building structure. (ALL water pipe and fittings shown above the dashed line in the drawing.)
NOTE:
ALL pipe and fittings shown below dashed line should be located inside home or building structure.
The vacuum breaker line should be located inside the building structure.
Gas Supply
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| S |
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Minimum 3/4" Hot Water |
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| 3/4" Minimum | Minimum 3/4" | ||||||||||||||||||||||
| Supply Line |
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| Normally Closed | Cold Water | |||||||||||||||||||||
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| 1/2" Minimum |
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| Solenoid Valve | Supply Line | ||||||||||||||||||
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| S |
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| Normally Open |
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| Solenoid Valve |
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| Route to Floor Drain |
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| KEY |
3/4" Ball Valve | Pressure Regulator |
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3/4" Union | Circulating Pump |
Check Valve | Boiler Drain Valve |
Pressure Relief Valve | S Solenoid Valve |
This is not an engineered drawing, it is intended only as a guide and not as a replacement for professionally engineered project drawings. This drawing is not intended to describe a complete system, it is up to the contractor/engineer to determine the necessary components for and configuration of the particular system being installed. The drawing does not imply compliance with local building code requirements. It is the engineer/contractor responsiblity to ensure the installation is in accordance with all local building codes. Confer with local building officials before installation.
22 | VA Series Outdoor LS Manual |