Important Information Regarding Flood Damaged Heating Equipment

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WTGO Series 4 Oil-Fired Water Boiler

  • wtgo-series-4-img.jpg
  • Oil-fired water boiler with cast iron sections
  • High capacity / high efficiency tankless heater
  • Quick open top and swing-away burner door with full chamber access increases visibility for inspection and servicing
  • Includes factory-wired circulator, service switch and Weil-McLain exclusive captured elastomer seals for added reliability
  • Recessed target wall design protects unit from flue brushes
  • Two flue outlets- rear and top - for complete venting flexibility
  • Available assembled or as a knockdown for installation areas with limited space

Technical Data

Energy Star Model Burner Input Rating AHRI Certified Ratings Tankless Heater
Intermittent Draw Rating
Draft Loss
Through
Boiler
(In. w/c)
Minimum
Chimney Size
Approx.
Shipping Weight
(Lbs.)
GPH MBH Heating
Capacity (MBH)
Net
Ratings (MBH)
AFUE Rectangular (In.) Round (In.) Height (Ft.)
  WTGO-3LR 0.70 98 86 75 86.4 3.25 0.10 8x8 6 15 560
  WTGO-3LD 0.95 133 115 100 86.0 3.25 .010 8x8 6 15 560
  WTGO-3R 0.80 112 98 85 86.2 3.25 .020 8x8 6 15 610
YES WTGO-3RD 0.80 112 98 85 87.0 3.25 .010 8x8 6 15 610
  WTGO-3D 0.95 133 115 100 86.0 3.25 .020 8x8 6 15 610
  WTGO-4R 1.00 140 122 106 86.2 3.75 .010 8x8 6 15 660
YES WTGO-4RD 1.00 140 123 107 87.0 3.75 .010 8x8 6 15 660
  WTGO-4D 1.20 168 146 127 86.0 3.75 .010 8x8 6 15 660
  WTGO-5R 1.20 168 147 128 86.1 4.00 .015 8x8 7 15 775
YES WTGO-5RD 1.20 168 148 129 87.0 4.00 .015 8x8 7 15 775
  WTGO-5D 1.45 203 176 153 86.0 4.00 .015 8x8 7 15 775
  WTGO-6R 1.40 196 171 149 86.1 4.25 .015 8x8 7 15 875
YES WTGO-6RD 1.40 196 173 150 87.0 4.25 .015 8x8 7 15 875
  WTGO-6D 1.75 245 213 185 86.0 4.25 .015 8x8 7 15 875
  WTGO-7R 1.60 224 196 170 86.0 5.50 .015 8x8 8 15 930
YES WTGO-7RD 1.60 224 197 171 87.0 5.50 .015 8x8 8 15 930
  WTGO-7D 2.00 280 244 212 86.0 5.50 .015 8x8 8 15 930
  WTGO-8 2.30 322 266 231 - 5.75 .025 8x12 8 20 1,030
  WTGO-9 2.55 357 295 257 - 6.00 .030 8x12 8 20 1,135