American Water Heater (A)BCG3 85T500-8N Water Heater User Manual


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