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instruction manual
Commer Cial gas water heaters
models
sBl 95 199ne
sBl 85 275ne (a )
sBl 85 390ne (a )
ultra l ow no x series 100
500 Tennessee Waltz Parkway
Ashland City, TN 37015
installation - operation - ser ViCe
- maintenan Ce - limited warranty
Complies with sCa Qmd l ow no x r ule 1146.2
WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result causing property
damage, personal injury or death.
Do not store or use gasoline
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t a Ble o f Contents SAFe INSTAll ATION, uS e AND Ser VICe............................. 3 Outdoor Air Through One Opening .................................... 16 APPr OVAl S ............................................................................. 3 Outdoor Air Through Two Horizontal Ducts ........................ 16 GeNer Al S AFeTy I NFOr MATION ......................................... 4 Outdoor Air Through Two Vertical Ducts ............................ 17 Precautions ...................
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safe installation, use and ser ViCe The proper installation, use and servicing of this water heater is extremely important to your safety and the safety of others. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard. r ead and obey all safety messages and instructions throughout this manual. It is very important that the meaning of each safety message is understood by you and others w
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g eneral safety information Fire or Explosion Hazard Fire Hazard Do not store or use gasoline or other flammable vapors and For continued protection against liquids in the vicinity of this or any other appliance. risk of fire: Avoid all ignition sources if you smell gas. Do not install water heater on carpeted floor. Do not expose water heater controls to excessive gas pressure. Do not operate water heater if flood damaged. Use only the gas shown on the water heater rating label. Maintain requir
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g eneral safety information Read and understand this instruction Explosion Hazard manual and the safety messages herein before installing, operating or Overheated water can cause servicing this water heater. water tank explosion. Failure to follow these instructions and Properly sized temperature and safety messages could result in death or serious injury. pressure relief valve must be installed in the opening provided. This manual must remain with the water heater. Water temperature over 125°F
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introdu Ction Thank you for purchasing this water heater. Properly installed below) in the field involved. Installation skills such as plumbing, and maintained, it should give you years of trouble free service. air supply, venting, gas supply and electrical supply are required in addition to electrical testing skills when performing service. aBB re Viations used ansi Z223.1 2012 sec. 3.3.85: “q ualified Agency” - “Any Abbreviations found in this Instruction Manual include : individual, firm,
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130 140 f eatures and Components Controls RESET BUTTON CONTROL BOX ON/OFF SWITCH VARIABLE FREQUENCY DRIVE LED FUSE DIGITAL LIGHTS THERMOSTAT digital thermostat I/O MODULE LOW SPEED f igure 3. I/O MODULE HIGH SPEED ele Ctroni C ignition Control BLOCKED INLET SWITCH each heater is equipped with an ignition control. The solid state BLOCKED ignition control (Figure 4), ignites the burner by utilizing a spark FLUE SWITCH IGNITION igniter. The spark igniter shuts off during the heating cycle and th
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installation Considerations r ough in dimensions I TOP OUTLET TOP INLET 1 1/2" NPT 1 1/2" NPT F K 1 1/2" NPT C A M H D L G E TOP VIEW B J BACK VIEW FRONT VIEW f igure 6. t a Ble 1. r ough- in-dimensions sBl 95 199ne sBl 85 275ne (a ) sBl 85 390ne (a ) model dim. inches cm inches cm inches cm a 76 193.0 76 193.0 76 193.0 B 11 3/4 29.8 11 3/4 29.8 11 3/4 29.8 C 78 1/4 198.8 78 1/4 198.8 78 1/4 198.8 D 65 3/4 167.0 65 3/4 167.0 65 3/4 167.0 E 25 3/4 65.4 25 3/4 65.4 25 3/4 65.4 F 21 53.3 21
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the water heater must be placed on a metal or wood panel l o Cating the water heater extending beyond the full width and depth by at least 3 inches in any direction. If the heater is installed in a carpeted alcove, the entire floor shall be covered by the panel. Also, see the CAUTION Dr AINING requirements in MAINTeNANCe Section. Property Damage Hazard THe HeATer SHAll be l OCATeD Or Pr OTeCTeD SO IT IS NOT Sub JeCT TO PHy SICAl DAMAGe by A MOVING • All water heaters eventually leak. VeHIC
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insulation Blanket Breathing Hazard - Carbon Monoxide Gas Do not obstruct water heater air intake with insulating blanket. Gas and carbon monoxide detectors are available. Install water heater in accordance with the instruction manual. Breathing carbon monoxide can cause brain damage or death. Always read and understand instruction manual. Insulation blankets are available to the general public for external use on gas water heaters but are not necessary with these products. The purpose of an i
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Some circulating pumps are manufactured with sealed bearings high a ltitude installations and do not require further lubrication. Some circulating pumps must be periodically oiled. r efer to the pump manufacturer’s instructions for lubrication requirements. CIRCULATING PUMP WIRING DIAGRAM CIRCULATING PUMP WIRING DIAGRAM Fire and Explosion Hazard STORAGE TANK OR BUILDING RECIRCULATION DISHWASHER LOOP WITH TOGGLE SWITCH Under no circumstances should the FIELD SUPPLIED TEMPERATURE CONTROL DISHW
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installation r eQuirements 4. When installing multiple water heaters in the same gas g as supply systems supply system it is recommended that individual positive l ow pressure building gas supply systems are defined as those lock-up gas pressure regulators be installed at each unit. systems that cannot under any circumstances exceed 14” W.C. (3.49 kPa) (1/2 PSI Gauge). These systems do not require power supply pressure regulation. Measurements should be taken to insure The water heaters co
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expansion. Contact a local plumbing service agency to have a thermal expansion tank installed. HOT WATER OUTLET See Water l ine Connections on page 20 and Water Piping Diagrams on page 34. 12” TO 15” (30-38 cm) t emperature- pr essure r elief Val Ve TEMPERED WATER OUTLET CHECK COLD Explosion Hazard VALVE WATER INLET MIXING Temperature-Pressure Relief Valve CHECK VALVE must comply with ANSI Z21.22- VALVE CSA 4.4 and ASME code. TO TANK INLET Properly sized temperature- pressure relief valve must
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No valve or other obstruction is to be placed between the see Closed Water Systems and Thermal expansion on page 13. Temperature-Pressure r elief Valve and the tank. Do not connect If you do not understand these instructions or have any questions discharge piping directly to the drain unless a 6” (15.2 cm) regarding the Temperature-Pressure r elief Valve call the toll free air gap is provided. To prevent bodily injury, hazard to life, or number listed on the back cover of this manual for te
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provide combustion, ventilation and dilution air. a ir r eQuirements unusually t ight Construction In unconfined spaces in buildings, infiltration may be adequate to provide air for combustion, ventilation and dilution of flue gases. However, in buildings of unusually tight construction (for Breathing Hazard - Carbon Monoxide Gas example, weather stripping, heavily insulated, caulked, vapor Install water heater in accordance with barrier, etc.) additional air must be provided using the metho
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multiple heater manifold o utdoor a ir t hrough o ne o pening Figure 13 and tables on pages 18 and 19 should be used for horizontally manifolding two or more heaters. f igure 15. Alternatively a single permanent opening, commencing within 12 inches (300 mm) of the top of the enclosure, shall be provided. f igure 13. See Figure 14. The water heater shall have clearances of at least 1 inch (25 mm) from the sides and back and 6 inches (l50 f resh a ir o penings for Confined spa Ces mm) from th
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When ducts are used, they shall be of the same cross sectional o utdoor a ir t hrough t wo Verti Cal duCts area as the free area of the openings to which they connect. The illustrations shown in this section of the manual are a The minimum dimension of rectangular air ducts shall be not less reference for the openings that provide fresh air into confined than 3 inches. spaces only. a ir f rom o ther indoor spa Ces do not refer to these illustrations for the purpose of vent installation. Se
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t a Ble 6. te Chni Cal data Venting type B gas Vent multiple g as f ired t ank-t ype heaters When venting multiple tank type heaters using Type b vent pipe, follow the installation diagram (figure 13) and tables below which give sizing and data based upon NFPA 54/ANSI Z223. 2006. model sBl 95 199ne input: 199,000 Btu/hr t otal Vent height (f eet) Vent Connector size: 6 inches 6 8 10 15 20 30 50 100 input Btuh/hr r ise Vent Connector diameter (inches) 199,000 1 Ft. 7 7 7 6 6 6 6 6 199,000 2 F
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t a Ble 7. te Chni Cal data Venting (Continued) model sBl 85 275ne (a ) input: 275,000 Btu/hr t otal Vent height (f eet) Vent Connector size: 6 inches 6 8 10 15 20 30 50 100 input Btu/hr r ise Vent Connector diameter (inches) 275,000 1 Ft. 8 8 7 7 6 6 6 6 275,000 2 Ft. 8 8 7 7 6 6 6 6 275,000 3 Ft. 7 7 7 7 6 6 6 6 Combined input in number of 275 heaters manifold and Common Vent diameters (inches) t housands of Btu/hr 2 550,000 10 9 9 8 8 8 7 7 3 825,000 12 12 12 10 9 9 8 8 4 1,100,000 14 14 14
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water heater installation w ater l ine Conne Ct ions t &p Val Ve disCharge pipe The water piping installation must conform to these instructions and to all local code authority having jurisdiction. Good practice requires that all heavy piping be supported. r ead and observe all requirements in the following sections Explosion Hazard before installation of the water piping begins: Temperature-Pressure Relief Valve 1. Water Temperature Control and Mixing Valves on page 12. must comply with ANSI
