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SBR-I-S Rev A
Installation & Service Manual
Models: 45,000 - 260,000 Btu/hr
WARNING:
This manual supplies information for the installation,
operation, and servicing of the appliance. It is strongly
recommended that this manual be reviewed completely
before proceeding with an installation. Perform steps in
the order given. Failure to comply could result in severe
personal injury, death, or substantial property damage.
Save this manual for future reference.
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Contents HAZARD DEFINITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 2 5. ELECTRICAL CONNECTIONS PLEASE READ BEFORE PROCEEDING . . . . . . . . . . . . 3-4 Boiler Operating Temperature Control . . . . . . . . . . . . . . . 34 RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Room Thermostat or Remote Thermostat Connection . . 34 THE SOLUTION --HOW IT WORKS . . . . . . . . . . . . . . . . . . . 6-8 Auxiliary Device Connection to Terminal Strip . . .
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Installation & Service Manual Please read before proceeding Improper installation, adjustment, This is a gas appliance and should be NOTICE WARNING alteration, service or maintenance can result installed by a licensed electrician and/or in severe personal injury, death, or certified gas supplier. Service must be substantial property damage. Refer to this performed by a qualified service installer, manual for assistance or additional service agency or the gas supplier. information, consult a
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Installation & Service Manual Please read before proceeding To minimize the possibility of serious WARNING personal injury, fire, or damage to your appliance, never violate the following safety rules: 1. Boilers are heat producing appliances. To avoid damage or injury, do not store materials against the appliance or the vent-air intake system. Use proper care to avoid unnecessary contact (especially children) with the appliance and vent-air intake components. 2. Never cover your applia
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Installation & Service Manual Ratings Solution Boiler Other Specifications I=B=R Rating Net I=B=R Input Gross Model Number Ratings Boiler Water MBH Output Vent Water Gas Water, Content MBH Note: Change “N” to Connections Connections Size (Note 4) MBH Gallons “L” for L.P. gas models. (Note 1,5) (Note 1,5) Min Max (Note 3) CBN045 23 45 37 32 0.87 1 1/2" 1/2" 4" CBN075 38 75 62 54 0.91 1 1/2" 1/2" 5" CBN090 45 90 75 65 0.91 1 1/2" 1/2" 5" CBN135 68 135 112 97 0.95 1 1/2" 1/2" 6"
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Installation & Service Manual The Solution - How it works... 1. Control panel cover 16. Sight Glass The control panel cover provides access to the thermostat, ignition The sight glass provides a view of the burner surface, burner flame, module, and transformer. and the pilot flame. 2. Burner (not shown) 17. Temperature and pressure gauge The burner is a cylindrical stainless steel tube used to regulate The temperature and pressure gauge monitors the outlet burner flame. temperature of the
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Installation & Service Manual The Solution - How it works... (continued) 4 10 20 17 15 1 8 3 19 5 Models 45,000 - 90,000 Btu/hr Front View Models 45,000 - 90,000 Rear View 7 22 18 21 12 9 6 11 23 25 24 14 16 Models 45,000 - 90,000 Left Side (inside unit) Models 45,000 - 90,000 Right Side (inside unit) 7
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Installation & Service Manual The Solution - How it works... 10 4 20 17 15 1 8 3 19 5 Models 135,000 - 260,000 Btu/hr Front View Models 135,000 - 260,000 Btu/hr Rear View 7 9 18 12 3 6 3 11 21 25 24 23 22 14 Models 135,000 - 260,000 Btu/hr Left Side (inside unit) Models 135,000 - 260,000 Btu/hr Right Side (inside unit) 8
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Installation & Service Manual 1 Determine boiler location Location of unit Recommended Service Clearances: Left - 24” Front - 24” 1. Locate the appliance so that if water connections should leak, water damage will not occur. When such locations cannot be avoided, it is recommended that a suitable drain pan, adequately drained, be installed under the appliance. The pan must not restrict combustion air flow. Under no circumstances is the manufacturer to be held responsible for water damage in c
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Installation & Service Manual 1 Determine boiler location Combustion and ventilation air requirements for conventionally vented appliances Provisions for combustion and ventilation air must be in accordance with, Air for Combustion and Ventilation, of the latest edition of the National Fuel Gas Code, ANSI Z223.1, in Canada, the latest edition of CGA Standard B149 Installation Code for Gas Burning Appliances and Equipment, or applicable provisions of the local building codes. The room where the
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Installation & Service Manual 1 Determine boiler location (continued) Under no circumstances should the room CAUTION where the appliance is installed ever be under a negative pressure. Particular care should be taken where exhaust fans, attic fans, clothes dryers, compressors, air handling units, etc., may take away air from the appliance. The combustion air supply must be completely free of any flammable vapors that may ignite or chemical fumes which may be corrosive to the appliance. Comm
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Installation & Service Manual 1 Determine boiler location TABLE - 1B MINIMUM RECOMMENDED COMBUSTION AIR SUPPLY TO EQUIPMENT ROOM *Outside Air from *Outside Air from **Inside Air from 2 Openings Directly from 2 Ducts Delivered from 2 Ducts Delivered from *Outside Air from Input Outdoors Outdoors Interior Space 1 Opening Directly Btu/hr 2 from Outdoors, in Top Bottom Top Bottom Top Bottom 2 2 2 2 2 2 Opening, in Opening, in Opening, in Opening, in Opening, in Opening, in 12 12 15 23 23 100 100
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Installation & Service Manual 2 Venting A Conventional Negative Draft Venting System The negative draft in a conventional vent in stal la tion must be TABLE - 2A within the range of a negative 0.02 to 0.05 inches water column to ensure proper operation. All draft read ings are VENT PIPE SIZES made while the appliance is in stable op era tion Input Btu/hr Flue Size (approximately 2 to 5 minutes). 45,000 4" Multiple appliance installations with combined vent ing or 75,000 5" common venting with
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Installation & Service Manual 2 Venting Locate appliance as close as possible to a chimney or gas vent. (e) Test for spillage at the draft hood/relief opening after 5 minutes of main burner operation. Use the flame of a Avoid long horizontal runs of the vent pipe, 90° el bows, match or candle, or smoke from a cigarette, cigar or reductions and restrictions. Horizontal por tions of the pipe. venting system shall be supported to prevent sagging. Horizontal runs must slope upwar ds not less than
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Installation & Service Manual 2 Venting (continued) Vertical Vent Termination Clearances 10' OR LESS 10' OR LESS 10' OR LESS CHIMNEY 2' MIN 2' MIN 3' MIN 2' MIN 3' MIN RIDGE CHIMMEY WALL OR CHIMMEY PARAPET Figure 2-2_Vent Termination from Peaked Roof 10' or Figure 2-4_Vent Termination from Flat Roof 10' or Less Less from Ridge from Parapet Wall 10' OR MORE MORE THAN 10' 3' 10' 2' MIN CHIMNEY RIDGE 3' MIN NOTE: NO HEIGHT ABOVE PARAPET REQUIRED WHEN DISTANCE FROM WALLS OR PARAPETS IS MORE THAN 1
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Installation & Service Manual 2 Venting Masonry Chimney Installation The in duced draft fan MUST also be equipped with a prov ing switch, properly interlocked into the ap pli ance’s con trol circuit A masonry chimney must be properly sized for the to prove fan operation before the main burn ers are allowed to installation of a gas fired appliance. Venting of an appliance fire. A vertical or sidewall vent termination for an induced draft into a cold or oversized masonry chimney can result in fa
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Installation & Service Manual 2 Venting (continued) VENT DAMPER Automatic Vent Damper This heating boiler is design certified for use with the automatic vent damper (FIG. 15) part number printed on the boiler’s rating plate. A vent damper must be installed on all residential heating boilers with inputs of less than 300,000 Btu/hr to comply with minimum efficiency requirements. A vent damper is factory supplied with residential heating boilers with inputs of 45,000 thru 260,000 Btu/hr. The v
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Installation & Service Manual 3 Gas connections Gas Supply Gas Pressure Test Verify that the appliance is supplied with the type gas 1. The appliance must be disconnected from the gas supply spec i fied on the rating plate. This appliance is orificed for piping system during any pressure testing of that system at operation up to 2000 feet altitude. The ap pli ance will be a test pressure in excess of 1/2 PSIG (3.5kPa). derated 4% per 1000 feet above 2000 feet el eva tion. Consult 2. The app
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Installation & Service Manual 3 Gas connections (continued) TABLE - 3E GAS PIPING SIZE CHART Nominal Length of Pipe in Straight Feet Maximum Iron Pipe Capacity of Pipe Size in Thousands of Inches 10 20 30 40 50 60 70 80 90 100 125 150 175 200 Btu/hr per hour for gas pressures 3/4 369 256 205 174 155 141 128 121 113 106 95 86 79 74 of 13.5 Inches Water Column 1 697 477 384 328 292 267 246 226 210 200 179 164 149 138 (0.5 PSIG) or less and a pressure 1 1/4 1,400 974 789 677 595 543 502 472 441 41
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Installation & Service Manual 3 Gas connections 1. Turn the power “OFF” at the main dis con nect switch. WHEN FLANGE IS USED 2. Turn gas valve control knob to “OFF” po si tion. 3. Remove the 1/8" hex plug located on the out let side of the gas valve and install a fitting suitable to connect to a manometer or magnahelic gauge. See FIG. 3-3. Minimum WHEN FLANGE IS NOT USED range of scale should be up to 5" w.c. for Natural gas APPLY WRENCH mod els and 10" w.c. for L.P. gas models. TO FLANGE
