INOV8 Boiler Model #s B175 B225 B275 B325 B400 B500 B650 B750 B850 B1050Boiler with Burner Specifications Boiler dimensions (h/w/l) in inches 24/23/47 24/23/51 24/23/56 24/23/61 41/35/60 41/35/66 41/35/80 41/35/87 41/35/93 52/38/93 Boiler dry weight 500 600 700 800 1,197 1,391 1,585 1,779 1,973 3,059 Water content - in gallons 16.1 19.3 22.5 25.6 37.8 45.2 52.6 60 67.4 78.7 Output BTUs (with INOV8 package) 140,000 180,000 220,000 260,000 320,000 400,000 520,000 600,000 680,000 840,000

Boiler & water side connections: Water connection - in inches (NPT) 1 1/2 1 1/2 1 1/2 1 1/2 3 3 3 3 3 4 Return water connection (NPT) 1 1/2 1 1/2 1 1/2 1 1/2 3 3 3 3 3 4 Drain connection size - in inches 3/4" 3/4" 3/4" 3/4" 3/4" 3/4" 3/4" 3/4" 3/4" 3/4" Flue connection in inches 6 up to 8 6 up to 8 6 up to 8 6 up to 8 7 up to 10 7 up to 10 7 up to 10 7 up to 10 7 up to 10 10 up to 12 Chimney height, minimum (no elbows) 15 15 15 15 15 15 15 15 15 15

Clearances (in inches)Side wall 6 6 6 6 12 12 12 12 12 16Side wall - burner door swing 16 16 16 16 43 43 43 43 43 43Front (boiler length plus 40") 85 91 96 101 100 106 113 119 125 129Behind boiler (1/2 boiler length plus 20) 43 45.5 48 50.5 50 53 56.5 59.5 62.5 64.5Top of boiler 12 12 12 12 12 12 12 12 12 12Chimney connector 18 18 18 18 18 18 18 18 18 18

Boiler operating requirementsMaximum operating temperature - F 240 240 240 240 240 240 240 240 240 240Maximum operating pressure - PSIG 58 58 58 58 58 58 58 58 58 58Maximum supply temperature - F 248 248 248 248 248 248 248 248 248 248Minimum supply temperature - F 122 122 122 122 122 122 122 122 122 122Minimum required draft - inches of WC -0.02 -0.02 -0.02 -0.02 -0.02 -0.02 -0.02 -0.02 -0.02 -0.02

Boiler Specifications

Standard features of Buderus Boiler System:Factory assembled cast iron sections (can be ordered knocked-down)Jacket packaged separately in boxFull-size burner door hinged left or right (field adjustable)Supply & return connections at rear of boilerBlue enamel jacket with 3 1/2" wrap-around thermal insulationFlexible GL-180M cast iron with silicon "barrier skin"Precision casting eliminates need for manual grindingNo refractory or target cup needed due to chamber geometryPrecision machined steel push nipple sectional constructionTongue and groove flue side sealing for pressurized operationBoiler brush

Boiler installation manual

Circulators, mixing valves, zone controls & tubing/piping for water side

Burner Only SpecificationsBurner model # R200 R200 R200 R200 R200 R200 R200 R700 R700 R700Input BTU 175,000 225,000 275,000 325,000 400,000 500,000 650,000 750,000 850,000 1,050,000Nozzle size #30609 - 3.1 3.1 3.1 5 5 5 8 8 8 11Oil pressure setting * 9 11 14 5 7 10 10 12 13 9GPH 1.25 1.6 1.96 2.32 2.85 3.5 4.6 5.35 6.07 7.5Burner dimensions (height/width/length) 14/18/16 14/18/16 14/18/16 14/18/16 14/18/16 14/18/16 19/24/25 19/24/25 19/24/25 19/24/25Compressed air requirements: CFM 2 2 2 3 3 3 4 4 4 5Compressed air requirements: PSI 30 30 30 30 30 38 38 38 38 38Air regulator, single or dual Single Single Single Single Single Single Dual Dual Dual DualDual air regulator operating pressure - - - - - - 70 70 70 70Secondary air band settings 2 2 2 to 3 2 to 3 2 to 3Air connection to regulator 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPT 1/4" NPTElectrical requirements (in amps) 20 20 20 20 20 20 20 30 30 30Volts / Hertz 120/60 120/60 120/60 120/60 120/60 120/60 120/60 120/60 120/60 120/60

Aquastat-recommend Honeywell model L8148A or L8151A (operational)

Additional items needed for complete boiler installation: Low-water cut-off (recommend Hydrolevel Company Safgard - PN#45-175 with probe #EL1214-SV)

Burner Motor - hp 1/5 1/5 1/5 1/5 1/5 1/5 1/3 1/3 1/3 1/3Fuel Pump connection (3/4" or larger) 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPT 1/4 NPTWeight - in pounds 52 52 52 52 52 52 80 80 80 80

Shipped with BurnerBoiler Door ModificationsSpare fuses - one 4 amp, one 7 amp, one 10 ampInstruction Manual for burnerStainless inserts for boilerSpare filter for vapor eliminatorMaintenance schedule & logTjernlund Draft Inducer, model D-3 D-3 I IExhausto Blower System, blower size: 160 160 160 160 160 180Exhausto connection size 6” 6” 6” 6” 6” 8”Exhausto pressure settings ** 0.1 0.1 0.1 0.1 0.1 0.1Regulator AssemblyShipping weight - in pounds (of above) 100 100 100 100 120 120 120 130 130 140Floating Oil Pickup / Filter Assembly, includes filter mount with bypass filter, floating oil pickup, 2" fitting for tank & checkvalve ** Optional boost pump, includes filter mount with non-bypass filter, & oil strainer & excludes floating oil pickup

Oil line from tankReturn line to tankCompressed Air supply lineChimneyOil storage tank (minimum size)Electrical supply

On-site items required for burner (not supplied by INOV8)