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Boiler Water Piping
The boiler piping system of a hot water heating 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.
N
OTICE
Condensate Trap must be piped to
condensate neutralization tank & floor drain
in accordance with all national, state, and
local codes. Heat trace may be required to
prevent freezing in un-insulated spaces.
Revised: February 2, 2024
Released: February 2, 2024
ST2500-ST-4000
!
Patterson-Kelley 2024
All Rights Reserved.
P-K Storm
Technical Service 1.877.728.5351
Install Section IV Relief Valve
Outlet (Supply)
Inlet (Return)
N
OTICE
The PK STORM boiler is furnished with two
4" grooved connections and Victaulic Style
75 couplings. These couplings must be
used with the EPDM Victaulic seals.
Isolating valves must be installed in both the
inlet and outlet water connections.
2691000403 P-K Storm ST2500-ST8000
Installation and Owners Manual Rev G.docx
®
Gas Fired Boiler
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