American Water Heater ABCG3 instruction manual MULTI-FLUE 3 Units with Vertical Storage Tank

MULTI-FLUE (3 UNITS) WITH VERTICAL STORAGE TANK

WARNING: THIS DRAWING SHOWS SUGGESTED

PIPING CONFIGURATION AND OTHER DEVICES;

CHECK WITH LOCAL CODES AND ORDINANCES

FOR ADDITIONAL REQUIREMENTS.

45

LEGEND

TEMPERATURE & PRESSURE

RELIEF VALVE

PRESSURE RELIEF VALVE

CIRCULATING PUMP

TANK TEMPERATURE CONTROL

DRAIN

HOT WATER TO FIXTURES

PIPE T&P TO

OPEN DRAIN

FULL PORT BALL VALVE

CHECK VALVE

TEMPERATURE GAGE

WATER FLOW SWITCH

HEATER	HEATER	HEATER
PIPE T&P TO	PIPE T&P TO	PIPE T&P TO
OPEN DRAIN	OPEN DRAIN	OPEN DRAIN

FINISHED FLOOR

STORAGE	HOT WATER
	RETURN
TANK	ALT. COLD WATER
	CONNECTION
	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.

4.The Tank Temperature Control should be wired to and control the pump between the water heater(s) and the storage tank(s).

5.The water heater’s operating thermostat should be set 5 degrees F higher than the Tank Temperature Control.