LEGEND
MULTI FLUE FLUE (4 UNITS)
WARNING: THIS DRAWING SHOWS SUGGESTED
PIPING CONFIGURATION AND OTHER DEVICES;
CHECK WITH LOCAL CODES AND ORDINANCES
FOR ADDITIONAL REQUIREMENTS.
HOT WATER
TO FIXTURES
47
PIPE T&P TO | PIPE T&P TO | PIPE T&P TO |
OPEN DRAIN | OPEN DRAIN | OPEN DRAIN |
TEMPERATURE & PRESSURE RELIEF VALVE
PRESSURE RELIEF VALVE
CIRCULATING PUMP
TANK TEMPERATURE CONTROL
DRAIN
PIPE T&P TO
OPEN DRAIN
FULL PORT BALL VALVE
CHECK VALVE
TEMPERATURE GAGE
WATER FLOW SWITCH
HOT WATER
RETURN
COLD WATER
SUPPLY
FINISHED FLOOR
EXPANSION
TANK
NOTES:
1.Preferred piping diagram.
2.The temperature and pressure relief valve setting shall not exceed pressure rating of any component in the system.
3.Service valves are shown for servicing unit. However, local codes shall govern their usage.