Available in 8 Models from 100 - 2000 BHP. Steam Pressures to 15-300 PSI. Hot Water Section I and Section IV
Wet Back Design Eliminates Refractory Rear Door & Baffles Between Flue Gas Passes
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Natural Gas
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Oil
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Combination
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Steam
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Hot Water
Standard Features
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Boiler is of the three-pass, scotch type, built and stamped in accordance with the requirements of the ASME Code, and listed by the National Board of Boilers and Pressure Vessel Inspectors.
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Large combustion chamber with low heat release for complete combustion. Smoke box is rear-mounted with slip-on stack connector.
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Access to fireside is accomplished with hinged and davited front and rear doors. Flame observation ports are located on front and rear.
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Openings for vessel cleanout and inspection of waterside are provided with 3" x 4" hand holes, and 12" x 16" manway access.
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Insulated with 2" high density mineral wool, lagged with 22 gage grip jacketing, baked on finish to resist chipping and fading.
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Firetubes are rolled and beaded on power boilers, expanded and flared on low pressure boilers
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Supports include lifting lugs securely welded to the top of shell; structural steel support legs on skids support the boiler so that special foundations are not required.
Standard Steam Trim
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Operating & high limit pressure control
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Modulating pressure control (when appl.)
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Water column with gauge glass, combination low water cut-off & pump control
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Probe Aux, L.W.C.O.Steam pressure gauge, syphon & test cock
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Water column drain valve
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Safety relief valve(s) per ASME Code
Standard Water Trim
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Operating & high limit temperature control
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Modulating temperature control (when appl.)
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Probe type low water cut-off control
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Combination pressure & temperature gauge
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Hot water return baffle for shock resistance
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Safety relief valve(s) per ASME Code
Boiler Design
Three-Pass "Scotch Marine" Firetube design with stress relieving "Wetback" construction. Pressure designs for steam are 15-300 psi. 100-600 hp. 250 psi. max. for 700-1500 hp. and 200 psi. max. for 1800-2000 hp. Hot Water pressures models are from 30-160 psi. High pressure, high temperature Section I hot water boilers available. Factory assembled with trim, tested, ASME code, UL, and CSD-1 standards.
Steam Model Trim
Safety relief valve, operating pressure control, high limit pressure control with manual reset, steam pressure gauge with syphon, combination pump control and low water cut-off with gauge glass assembly and drain valve, auxiliary low water cut-off with manual reset.
Hot Water Model Trim
Safety relief valve, operating temperature control, high limit temperature control with manual reset, combination pressure & temperature gauge, low water cut-off control with manual reset. BURNER: Matched UL listed "forced draft" power burners with factory prepiped, wired and tested fuel configurations for natural gas, propane (LP) gas, No. 2 (diesel) oil, or combination of both gas/oil.