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MEDIUM TEMPERATURE - TWO HEATERS VERTICAL STORAGE TANK
MEDIUM TEMPERATURE - TWO HEATERS HORIZONTAL STORAGE TANK
RETURN LINE FROM FIXTURE CIRCULATING
LOOP (IF USED) SHOULD CONNECT TO ANY
OPENING NEAR BOTTOM OF TANK.
*PIPE RELIEF VALVE TO OPEN DRAIN.
†TANK TEMPERATURE CONTROL SET
AT DESIRED TEMPERATURE (MAX. 170°).
HEATER THERMOSTAT SET AT LEAST 5°
HIGHER.
INSTALL IN ACCORDANCE WITH ALL
LOCAL CODES.
NOTE: BRANCH PIPING TO ALL HEATERS
MUST BE SAME SIZE AND LENGTH FOR
EQUAL FLOW. THESE BRANCHES MAY
BE SIZED UP TO 1 1/4” SO THAT CROSS
SECTIONAL AREAS OF ALL INLETS AND
OUTLETS AT LEAST EQUAL AREA OF THEIR
RESPECTIVE MAIN PIPING.
REVERSE RETURN PIPING SHOWN.
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