TX Series Installation, Operation, and Maintenance Manual
Diversified Heat Transfer, Inc.
439 Main Road, Route 202
Towaco, New Jersey 07082
Page
16
of
33
Phone: 800-221-1522
Website: www.dhtnet.com
SECTON 4.4: PIPING INSTALLATION INSTRUCTIONS FOR USE WITH A STEAM
BOILER
INSTALLATION:
Install valves B and C a minimum of 6” below water line G. Keep valves as close to the boiler as possible.
Install boiler drains D and E as close as possible to valves B and C.
FILL AND PURGE:
1.
Close valves B and C.
2.
Attach a hose from an independent water source to boiler drain E.
3.
Attach a hose to boiler drain D leaving open end of hose in an empty bucket or basin.
4.
Open boiler drains E and D and allow water to fill coil of tank. Continue to allow water to flow
until the flow is free of air (smooth, non-sputtering flow).
5.
Close drain D and then boiler drain E.
6.
Open valves B and C and observe boiler water level at the gauge glass, making sure that is
remains at its original level.
7.
Fill the potable water side of the tank and purge air from the tank by opening a hot water
faucet.
8.
When the power is switched on, the tank aquastat will turn on pump F, and when the
temperature of the boiler falls below the set-point, the boiler will fire.
A.
Flow control/Check valve
B.
Ball or gate valve
C.
Ball or gate valve
D.
Boiler drain
E.
Boiler drain
F.
Permanently lubricated pump
G.
Water level
H.
Tank Aquastat
I.
Boiler Aquastat
J.
Strainer
