D. typical installation – HTP SSU-119CB User Manual
Page 8
8
LP-32 Rev. 3.25.14
Do not thread a cap or plug into the relief valve under any circumstances! Explosion and property damage, serious injury, or death may
result.
D. TYPICAL INSTALLATION
Figure 3
– Typical Storage Tank Installation – NOTE: Check Valves are Optional - Circulators May Have Internal Flow Checks
(IFCs)
NOTE: If a backflow preventer or no return valve is installed, a thermal expansion tank is required on the cold water inlet between the
storage tank and backflow preventer.