14
WARNING
Burn and scald hazard. Safety relief valve could
discharge steam or hot water during operation.
Install discharge piping per these instructions.
!
•
Route pressure relief valve discharge piping to the floor.
Follow local code with respect to necessary distance to the
floor. See Figure 5-1.
• Verify all valves are closed.
• Connect supplied condensate trap to a drain. Verify there is
continuous slope towards the drain, avoid level horizontal
sections of tubing.
5.7 Heating System And Refrigeration
Boiler when used in connection with refrigeration system,
must be installed so chilled medium is piped in parallel with
the boiler with appropriate valves to prevent chilled medium
from entering the boiler.
Boiler piping system of hot water boiler connected to heating
coils located in air handling units where they may be exposed
to refrigerated air circulation must be equipped with flow
control valves or other automatic means to prevent gravity
circulation of the boiler water during the cooling cycle.
5 - HYDRONIC PIPING
P/N 240011654, Rev. C [06/08/2017]
