INSTALLATION DIAGRAMS
ONE TEMPERATURE - ONE HEATER VERTICAL STORAGE TANK FORCED
CIRCULATION WITH OR WITHOUT BUILDING RECIRCULATION
SCALD PREVENTION
HOT WATER CAN SCALD IF USED
CARELESSLY OR IN UNANTICIPATED
MANNER.
CAUTION
IF BUILDING COLD WATER SUPPLY HAS
A BACK FLOW PREVENTER, CHECK
VALVE OR WATER METER WITH CHECK
VALVE, PROVISIONS FOR THERMAL
EXPANSION OF WATER IN THE HOT
WATER SYSTEM MUST BE PROVIDED.
NOTE: CONNECT RETURN LINE FROM HOT WATER CIRCULATING LOOP (IF USED) TO COLD WATER INLET LINE.
NOTE:
WHEN USING A STATE
USE LOWER 3/4" (19 mm) OPENING FOR TANK TEMP.CONTROL
ONE TEMPERATURE - ONE HEATER HORIZONTAL STORAGE TANK FORCED
CIRCULATION WITH OR WITHOUT BUILDING RECIRCULATION
INSET B
VACUUM RELIEF VALVE
INSTALL PER LOCAL CODES.
DANGER:
TEMPERATURE SETTING SHOULD NOT EXCEED SAFE TEMPERATURES AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 10. IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT, ADD AN
INSET A
INSTALL THERMAL EXPANSION
TANK IN COLD WATER SUPPLY LINE,
IF CHECK VALVE OR PRESSURE
REDUCING VALVE IS USED IN
SUPPLY.
| WIRING DIAGRAM FOR HEATER TO TANK LOOP |
* PIPE TO OPEN DRAIN | AND /OR HOT WATER LOOP (IF USED) |
INSTALL IN ACCORDANCE WITH LOCAL CODES
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