Multi-Fuel Parts

This refractory item is used in each of the Multi-Fuel boilers. It is used in the rear of the firebox, and on the top of the firebox over the water tubes (if included). The number required for your boiler will depend on its configuration. The following serves as a guide, but in special circumstances, a different number than that shown may be required.

WC40

Back of firebox = 4

Per row above water tubes = 4*

WC55

Back of firebox = 4

Per row above water tubes = 4

WC70

Back of firebox = 4, plus 1 of [273-018]

Per row above water tubes = 4, plus 1 per row of [273-018]

WC100

Back of Firebox = 5, plus 1 of [293-009]

Row 1 of water tubes = 2

Row 2 of water tubes = 4, plus 1 of [293-009]

Row 3 of water tubes = 4, plus 1 of [293-009]

Row 4 of water tubes = 4, plus 1 of [293-009]

Back Row of water tubes (angled) = 3, plus 1 of [293-009] and 2 of [293-010]

*For the WC40/WOC40, newer boilers utilize 2 of Heat Exchanger Angle Diverters [272-100] in place of 2 rows of this item. If you WC40/WOC40 was manufactured before 2013, you may require as many as 16 of this item [273-017] for your boiler.