Related illustrations

0810

Pulse furnace heat exchanger components

· p. 134

The illustration shows the heat exchanger assembly of a pulse-type condensing gas furnace. A finned combustion chamber connects to a looping tail pipe, with gas and air intakes, a flame sensor, and a spark plug identifie

0748

Heat exchanger heat flow

· p. 121

The illustration shows a cutaway of a forced-air gas furnace heat exchanger with ribbon burners beneath multiple curved exchanger sections. Pink arrows trace the combustion-side flow upward through the interiors of the s