LEGEND
MULTI FLUE - (2 UNITS)
WARNING: THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES; CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL REQUIREMENTS.
HOT WATER
TO FIXTURES
37
TEMPERATURE & PRESSURE RELIEF VALVE
PRESSURE RELIEF VALVE
CIRCULATING PUMP
TANK TEMPERATURE CONTROL
DRAIN
FULL PORT BALL VALVE
CHECK VALVE
TEMPERATURE GAGE
WATER FLOW SWITCH
PIPE T&P TO | PIPE T&P TO |
OPEN DRAIN | OPEN DRAIN |
HOT WATER
RETURN
COLD WATER
SUPPLY
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.
