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OB1000 & OB2000 High Efficiency Oil Fired Boilers

OB1000_riello.jpg

  • Up to 86% seasonal efficiency.
  • Wet leg design to ensure maximum efficiency and reduce heat loss.
  • Aquastat mounted in coil plate to speed domestic water response times.
  • Large variety of venting options.
  • Couplings are used instead of nipples to lower the risk of thread damage during shipping and handling.
  • Recessed supply coupling to reduce air in system
  • Front-and rear-mounted fittings provide flexible installation options.
  • Prepunched casings are packaged separately to prevent shipping damage and for ease of handling during installation.
  • Choice of Riello or Beckett high efficiency burners.
  • Compact size uses less of your valuable floor space.
  • Standard nut and bolt design on coil mounting eliminates studs.
  • Insulated casings for heat retention.
  • Available with cold start capability 

CSA_approved.jpg20 year limited warranty

Certified To: CSA B140.7.1, CSA B212 (EEV) and UL726

Download complete brochure (PDF)
English
French 

Specifications

OB1000

  • 20"d x 20"w x 33"h
  • Shipping Weight 370 lbs
  • Supply & Return 1-¼"
  • Water Capacity: 15 US Gal
  • 6" O.D. Breech Pipe

OB2000

  • 23-¼"d x 23-¼"w x 38-½"h
  • Shipping Weight 515 lbs
  • Supply & Return 1-¼"
  • Water Capacity: 20 US Gal
  • 8" O.D. Breech Pipe
 
  • Certified for installation with L-Vent
  • Select Models are ENERGY STAR COMPLIANT
  • Optional Balanced Flue available on selected models
  • Optional power venting available on selected models
  • Optional CRN Approval available on selected models
    • OB1000 - CRN7818.8970432YT
    • OB2000 - CRN7819.8970432YT
  • Domestic Hot Water Coil Available
  • OB1000 can be installed on combustible floor
Riello Burners Burner Insertion - F5, BF3 & BF5=3-1/8" ; F3 & F10=3-1/2"
Model Series Input
US GPH
Nozzle Size Pump PSIG Riello Model TBLTR Air (INITIAL) Output BTU Efficiency
R105 1000 0.85 0.75  60A 130 F3 0.5 7.8 102,000 85.9
R120 1000 1.00 0.85  60W 140 F5 1.0 3.2 120,000 85.9
R150 1000 1.25 1.00  60W 155 F5 2.0 5.6 147,000 85.1
R180 1000 1.50 1.25  60W 145 F5 3.0 8.0 176,000 85.1
OB85BF3 1000 0.75 .65  80W 130 BF3 5.5 1.5 91,400 87.5
OB100BF3 1000 0.89 .75  80W 140 BF3 5.8 3.0 108,900 87.8
OB120BF5 1000 1.00 .85  60W 145 BF5 4.5 2.0 121,500 87.7
OB150BF5 1000 1.28 1.10  60W 135 BF5 6.0 3.0 153,600 86.1
R215 2000 1.75 1.50  60A 135 F10 0.0 4.0 213,000 85.1
R250 2000 2.00 1.75  60A 130 F10 1.0 5.0 243,000 85.1
R275 2000 2.25 2.00  60A 125 F10 2.0 6.0 271,000 86.4
R330 2000 2.80 2.25  60A 155 F10 4.5 8.0 328,000 84.2
Beckett Burners Burner Insertion: 2-3/4"  
Model Series Input US GPH Nozzle Size Pump PSIG Beckett Model AFII PIN# Air (INITIAL) Output BTU Efficiency
B90 1000 0.75 0.65  70A 140 85-HLX50HD 4 7.0 90,000 86.1
B107 1000 0.89 0.75  70A 140 85-HLX50HD 5 7.5 107,000 86.2
B120 1000 1.00 0.85  60B 140 150-HLX50HC 0 4.0 120,000 86.1
B150 1000 1.18 1.00  60B 140 150-HLX50HC 5 4.5 140,000 84.9
B180 1000 1.50 1.25  70B 140 150-HLX50HC 8 5.0 174,000 83.2