MULTI FLUE (2 UNITS) TWO TEMPERATURE
WARNING: THIS DRAWING SHOWS SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES; CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL REQUIREMENTS.
41
1st HEATER
HOT WATER
TO FIXTURES
HOT WATER
RETURN
COLD WATER
SUPPLY
LEGEND
TEMPERATURE & PRESSURE
RELIEF VALVE
PRESSURE RELIEF VALVE
CIRCULATING PUMP
TANK TEMPERATURE CONTROL
DRAIN
BOOSTER WATER
TO FIXTURES
WATER TO
BOOSTER
BOOSTER
HEATER
FULL PORT BALL VALVE
CHECK VALVE
TEMPERATURE GAGE
WATER FLOW SWITCH
EXPANSION TANK | BOOSTER WATER RETURN |
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.
