ONE OR TWO TEMPERATURE– ONE HEATER MEDIUM TEMPERATURE
STORAGE WITH OR WITHOUT
RECIRCULATION
HEATER
HEATER WITH OR WITHOUT MIXING VALVE
CAUTION:
IF BUILDING COLD WATER SUPPLY HAS
A BACKFLOW PREVENTER, CHECK
VALVE OR WATER METER WITH CHECK
VALVE, PROVISIONS FOR THERMAL
EXPANSION OF WATER IN THE HOT
WATER SYSTEM MUST BE PROVIDED.
INSERT A
INSTALL THERMAL EXPANSION
TANK ON COLD WATER SUPPLY
LINE, IF CHECK VALVE OR
PRESSURE REDUCING VALVE
IS USED IN SUPPLY.
GAS FIRED TANK TYPE
BT-65 THRU BT-100
MIXING VALVE APPLICATION FOR
TWO TEMPERATURE WATER
HOT WATER
OUTLET
|
12" |
FROM TANK |
|
TO |
OUTLET |
|
15" |
|
|
|
|
TEMPERED |
|
|
WATER OUTLET |
|
|
|
|
CHECK VALVE |
R |
= MIXING VALVE |
|
COLD |
CHECK VALVE |
WATER |
|
INLET |
|
|
TO TANK |
|
INLET |
CIRCULATING RETURN LINE CONNECTIONS
–TEMPERED WATER LOOP, IF USED, CONNECT TO POINT R
–STORED TEMPERATURE WATER LOOP, IF USED, CONNECT TO COLD WATER INLET.
HEATER WITH MIXING VALVE AND RECIRCULATED LOOP
WIRING DIAGRAM FOR EACH WATER LOOP (IF USED)
LINE
INSTALL IN ACCORDANCE WITH LOCAL CODES.
*PIPE RELIEF VALVE TO OPEN DRAIN.
AVAILABLE FROM A. O. SMITH.
Revised March 1997 |
A 111.0 |
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