Instruction/ maintenance manual of the product SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER Weil-McLain
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SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER Installer: • Make sure this is the correct manual for the boiler. Verify boiler model on rating label. • Leave all documentation received with boiler and burner with unit for future reference. User: Boiler and burner must be installed and serviced by qualified service technician.
Hazard Definitions The following terms are used to bring attention to the presence of hazards of various risk levels or to important information concerning product life. Indicates presence of hazards that will cause severe personal injury, death or substantial property damage if ignored.
Read all instructions before installing. Failure to follow all instructions in proper order can cause severe personal injury, death or substantial property damage. Read This Page First . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Table of Contents .
Installations must comply with: • U.S. — State and local plumbing, heating and electrical codes. — National codes where applicable. • Canada — Canadian Standards Association, CSA B139, Installation Code for Oil-Burning Equipment. — CSA C22.
Provide air for combustion and ventilation: Adequate combustion and ventilation air: • Assures proper combustion. • Reduces risk of severe personal injury or death from possible flue gas leakage and carbon monoxide emissions. Do not install exhaust fan in boiler room.
Fiberglass wool and ceramic fiber materials: • POSSIBLE CANCER HAZARD BY INHALATION • CAN CAUSE RESPIRATORY, SKIN AND EYE IRRITATION This product contains fiberglass wool and ceramic fiber materials. Airborne fibers from these materials have been listed by the State of California as a possible cause of cancer through inhalation.
3. A-SGO-7, 8 & 9W — install flue collector hood (see FIGURE 2): Obtain gas-tight seal to prevent possible flue gas leakage and carbon monoxide emissions, leading to severe personal injury or death. a. Thread tinnerman clip on screw so that clip fits snugly in notch of hold-down lug.
Install jacket (sizes 7 through 9 only): Before installing jacket, remove burner mounting door. See jacket instructions for details. Install boiler controls: See Control Tapping Table and FIGURES 3 and 4 to install controls. 1. Install tankless heater control if tankless heater is used.
Install burner (also refer to instructions packed with burner): Burners designed for use with Weil-McLain 68 boilers must not be used on GOLD Oil boilers.
General chimney requirements: • Designed for natural draft firing. Connect boiler to vertical chimney. Insufficient draft can cause flue gas leakage and carbon monoxide emissions, which will lead to severe personal injury or death. • Use vent material approved by local codes for oil-fired burners.
Top Outlet Breeching Connection FIGURE 6 Back Outlet Breeching Connection FIGURE 5 11 Connect Breeching CONTINUED Typical Location for Barometric Control (Also see Control Manufacturer’s Instruction.
General piping information: • If installation is to comply with ASME or Canadian requirements, an additional high temperature limit is needed. Install control in supply piping between boiler and isolation valve. Set control to a minimum of 20°F above set point of combination control.
Piping with DIAPHRAGM Expansion Tank FIGURE 7 Piping with CLOSED Expansion Tank FIGURE 8 13 Connect Water Piping CONTINUED Relief Valve Pump From System Isolation Valve Isolation Valve Isolation Valve.
Multiple Zoning With CIRCULATORS FIGURE 9 Multiple Zoning With ZONE VALVES FIGURE 10 Piping MULTIPLE ZONES: 1. Follow instructions on page 12 and 13 to install piping near boiler. 2. See FIGURE 9 or 10 to complete installation 3. Zoning with circulators: a.
Piping with ZONE VALVES FIGURE 12 Piping with CIRCULATORS FIGURE 11 Recommended piping for systems requiring temperatures below 140°F: In most systems, this type of piping is not required. If system water temperature requirements are less than 140°F, such as radiant panels or converted gravity systems, use piping as shown in FIGURE 11 or 12.
Hot Water Can Scald! • Consumer Product Safety Commission and some states recommend domestic hot water temperature of 130°F or less. • When installing an automatic mixing valve, selection and installation must comply with valve manufacturer’s recommendations and instructions.
Cold Hot Mixed Automatic Mixing Valve Studies have indicated that dangerous bacteria can form in potable water distribution system if certain minimum water temperatures are not maintained. Contact local health department for more information. To pipe tankless heater: 1.
General wiring requirements: Electric shock hazard. Can cause severe personal injury or death if power source, including service switch on boiler, is not disconnected before installing or servicing.
19 Connect Wiring CONTINUED.
General oil piping requirements: • Location and installation of oil tanks, oil piping and burners must follow: — NFPA 31, Standard for the Installation of Oil-Burning Equipment. — In Canada, CSA B139, Installation of Oil-Burning Equipment. — Local codes and regulations.
Follow information below to prevent severe personal injury, death or substantial property damage: • Do not use gasoline crankcase drainings or any oil containing gasoline. See burner manual for proper fuel oil. • Do not attempt to start burner when excess oil has accumulated, when unit is full of vapor or when combustion chamber is very hot.
Installation and Service Certificate Check off steps as completed: ❏ 1. Boiler and heat distribution units filled with water? ❏ 2. Automatic air vent, if used, opened one full turn? ❏ 3. Air purged from system? Piping checked for leaks (including tankless heater, if used)? ❏ 4.
Burner adjustments for “A” boilers: Final burner adjustments must be made using combustion test equipment to assure proper operation. Do not fire boiler without water or sections will overheat. 1. Refer to burner manual for start-up. 2. Allow boiler to heat to design condition.
Fig. W-M Sales No. Description Part Number A Wide Front Section (7011) 316-700-245 B Regular Intermediate Section (7015) 316-700-065 C Intermediate Section w/Draw Rod Lugs (7016) 316-700-070 D Back Se.
D Q K P J J G H G E G F R B A J J L M N S Parts Drawing 25 C.
DIMENSIONS - mm. BOILER MODEL NUMBER B L SGO-3W 342.9 428.7 SGO-4W 422.1 508.0 SGO-5W 504.9 587.2 SGO-6W 584.2 666.7 SGO-7W 663.4 746.2 SGO-8W 742.9 825.
27 Dimensions CONTINUED Intermediate Back 6 1 / 4 [158.8] 7 DIA [177.8] 29 9 / 16 [750.9] 7 DIA [177.8] R.
** Available only as an “A” unit. “A” boiler only for use with approved burners as listed with I=B=R. (1) SGO-W boiler designed with convertible vertical and horizontal flue outlet. (2) MBH refers to thousands of Btu per hour. (3) Based on 140,000 Btu/gal.
An important point after buying a device Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER you will learn all the available features of the product, as well as information on its operation. The information that you get Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER will certainly help you make a decision on the purchase.
If you already are a holder of Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER.
However, one of the most important roles played by the user manual is to help in solving problems with Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
