2-1
BOILER SYSTEMS AND OPERATION
HC SERIES BOILERS
HC 13-50, HC 23-84, HC 29-106, HC 20-125, HC 33-160
2.0 BOILER SYSTEMS AND OPERATION
GENERAL
The HC series modulating condensing boilers are designed to heat both the
indoor space and an indirect domestic hot water tank. The boiler’s unique heat
exchanger design incorporates separate copper water ways for space heating
and for domestic hot water generation.
The boiler’s control is equipped to provide outdoor reset control for the space
heating load and also can provide a set-point water temperature for the space
heating load. Installing the outdoor sensor is optional but recommended for
additional efficiency.
The boiler is equipped with a factory installed pump. The pump is pre-wired and
will operate with any call for space heating and when heating an IBC indirect
water heater.
The boiler pump will operate for 10 seconds every 24 hours to help prevent pump
from seizing. The pump will be energized 24 hours after the last call for heat and
every 24 hours after that until the next call for heat.
The boiler is equipped with an electronic boiler controller, which ignites the
burner and continuously monitors the flame throughout each call for heat. The
control also displays the current operating conditions of the boiler and any error
messages should a problem occur.
The boiler’s controller also provides frost protection. When the boiler’s heat
exchanger becomes too cold the burner switches on to keep the heat exchanger
warm. Please ensure that the condensate trap is protected from freezing. The
boiler must be installed indoors in a heated space.
2.1
BURN
HOT
DANGER
°
Water temperture over 125°F (52°C) can cause severe burns instantly
or death from scalds.
°
Children, disabled, and elderly are at highest risk of being scalded.
°
See instruction manual before setting temperature at boiler.
°
Feel water before bathing or showering.
°
Temperature limiting valves are available, see manual.
Содержание HC Series
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