MEDIUM TEMPERATURE
TWO HEATERS WITH OR WITHOUT BUILDING RECIRCULATION
RETURN LINE
(IF USED)
CHECK
VALVE
t*TEMPERATURE AND PRESSURE RELIEF VALVE
r-
Lil
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.
INSTALL IN ACCORDANCE WITH LOCAL CODES.
* PIPE RELIEF VALVE TO OPEN DRAIN.
tAVAILABLE FROM A. O. SMITH.
**OPTIONAL FOR HEATER ISOLATION.
- - V
h-
GAS FIRED TANK TYPE BT-65, BT-80, BT-100
Revised March 1997 (Reviewed October 2003) |
Printed in the U.S.A. |
© A. O. Smith Corp. 1997 |
A 119.0 |