Tank Installation - Slant/Fin HWT-40 Installation And Operating Instructions Manual

INDIRECT FIRED WATER TANK
IV INSTALLATION/PIPING (cont'd)
PIPING

TANK INSTALLATION

MULTIPLE TANK INSTALLATION
TANK CONTROL
TEMP & PRESSURE RELIEF
VALVE
Notes: Thermal Expansion Tank is required whenever a backflow preventer or no return valve is present in the system. Locate
the Thermal Expansion Tank on the Domestic Cold water line between the heater and backflow preventer or no return valve.
* THERMAL
EXPANSION
TANK
RECIRCULATION
WHT-80
BOILER RETURN
BALL VALVE
CIRCULATOR
DOMESTIC COLD IN
BOILER FEED
HOT WATER BOILER
* THERMAL
EXPANSION
TANK
BOILER FEED
BOILER RETURN
ZONE VALVE/
CHECK VALVE
DRAIN VALVE
DOMESTIC HOT OUT
BOILER
CONTROLS
DOMESTIC HOT
OUT
DOMESTIC COLD IN
BOILER
CONTROLS
HOT WATER BOILER
7