Econo Heat OWB-9 Installation & Operation Manual
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Econo Heat♦5714 1st Avenue♦Spokane Washington 99212.♦(509)534-1022♦www.econoheat.com100270 Rev A4Placing The Boiler (OWB-9 – OWB-25)1. Move the boiler as close as possible to its final location in the crate.2. Remove the two lag screws holding the rear feet to the skid.3. Remove the front jacket panel. Cut the band holding the front of the boiler to theskid.4. Move the boiler into the final position.5. Waste Oil Piping: USE ONLY 3/8” nominal ID copper tubing with flare fittings only on theoil suction from the tank to the oil pump and oil pump to burner. DO NOT use ferrulefittings or teflon tape on any pipe fittings. Keep suction line approximately 6” frombottom of oil tank to prevent suction of sludge (Figure 11). Use only an inside oil storagetank. Do Not draw from an outside tank, especially not an underground tank directly toburner. A separate transfer pump from an outside tank with proper filtration to the insidesupply tank is acceptable.6. The fuel pump included with burner is to be mounted at tank level or below. PUMP MUSTBE MOUNTED HORIZONTAL AND LOCATED NEXT TO WASTE OIL SUPPLY TANK.Figure 11.The breeching connection on OWB-9, OWB-15 and OWB-25 is 7 inches regardless ofinput. Refer to Table 1 for minimum breeching sizes. Breeching run should be as shortas possible with as few elbows a practical. Unless marginal draft conditions exist, abrametric draft control must be installed in the breeching and should be approximately 18inches from the boiler breeching connection. Breeching should not project into thechimney beyond the inside wall of the chimney. Connect the breeching to the chimneywith a thimble or slip joint to facilitate cleaning. See Figure 12.BREECHING INSTALLATIONINSTALLING THE BOILERWaste Oil Supply Tank BoilerWaste Oil PumpSuction Line 6” min from bottom of tank to prevent sludge from being introduced intothe supply lineO Suction Line, 3/8” copper tubingOil Feed Line, 3/8” to connector on burner gun assembly1,12,3,23 |
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