A.O. Smith VB/VW- 750 Boiler User Manual


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FIGURE 13. TYPICAL PRIMARY, SECONDARY PIPING.
•INSTALLINACCORDANCEWITHALLLOCALCODES.
•WHENBLOWDOWNVALVEISREQUIRED,INSTALL
IN PLACE OF THE DRAIN VALVE SHOWN.
DANGER
TEMPERATURE SETTING SHOULD NOT EXCEED
SAFE USE TEMPERATURE AT FIXTURES. IF
HIGHER PREHEAT TEMPERATURES ARE
NECESSARY TO OBTAIN ADEQUATE BOOSTER
OUTPUT, ADD AN ANTI-SCALD VALVE FOR HOT
WATER SUPPLIED TO FIXTURES, SEE TABLE 8..
TYPICAL PRIMARY, SECONDARY PIPING.
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