WNS series horizontal internal combustion boiler is a boiler shell type 3 passes wetback oil/gas fired boiler.
DZL series package boilers are horizontal three-pass water & fire tube boilers with a chain grate stoker structure.
circulating fluidized bed combustion (CFBC) technology has many advantages that other combustion methods do not have.
YLW thermal oil heater is square coil horizontal chain grate shop-assembled heater, chain grate and heater proper are transferred separately.
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Sequence of Boiler Operation General Sequence. Boiler in standby mode; Demand called for via room thermostat/timer; Circulator Pump runs – activating primary flow switch then micro switch above from NO to NC; Diverter valve remains in at “rest” position (central heating port open only) Printed circuit board sends voltage to fan; Fan runs okView More