NTI C85-340 - Page 25

C 85-340 Boiler Piping - Installation & Operation Instructions │ Caprice
25
Figure 8-1 Near Boiler Piping
Central Heat
Domestic Hot Water
Drain Valves
(back flushing)
Tempering Valve
(mandatory)
Coil Outlet
Coil Inlet
Isolation /
Throttle Valves
Unions
(for servicing)
DHW to
Fixtures
Cold
Water
Supply
Automatic Air Vent
Relief Valve
Pump *
Expansion Tank
Heating
Return
Heating
Supply
Bypass Line
 (optional) 
Water
Supply
Drain Cock
Inlet
* Circulator
location may
vary from one
application to
another.