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INSTALLATION & MAINTENANCE MANUAL
MODEL SU-3 GAS BURNER
Inputs 199,000 thru 399,000 Btu/h
(Inputs 58.32 kW thru 116.94 kW)
This burner is for use with Natural Gas or Propane Gas (LP), as specified on the name plate
Installation and service must be performed by a qualified service installer, service agency or the gas supplier.
IMPORTANT: THIS MANUAL CONTAINS INFORMATION REQUIRED FOR INSTALLATION, OPERATION AND
MAINTENANCE OF THIS EQUIPMENT. READ AND FOLLOW THE INFORMATION IN THIS MANUA
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TABLE OF CONTENTS 1. Safety Considerations 2. Codes 3. Electrical Specifications 4. Combustion and Ventilation Air 4.1 Equipment Located in Confined Spaces 4.2 Maximum Allowed Remote Combustion Air Inlet Length 4.3 Vertical or Horizontal Remote Air Duct Termination 4.4 Remote Air Consideration for Combined Remote Air Ducting 5. Venting 6. Gas Supply and Piping 6.1 Gas Train and Controls Certification 6.2 Gas Control Trains 6.3 Inlet Pressure 6.4 Manifold Pressure 6.5 Gas Ser
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1. SAFETY CONSIDERATIONS WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result, causing property damage, personal injury or death. FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance. WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance. Do not touch any electric switch; do not use any phone in your building. Immediately call your gas su
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2. CODES The water heater and burner must be installed in accordance with those installation regulations in force in the local area where the installation is to be made. Authorities having jurisdiction must be consulted before installation is made. In the absence of such requirements, the installation shall be in accordance with the instructions in this manual, the water heater Installation and Maintenance manual, appliance markings and supplemental instructions and in compliance with the S
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4. COMBUSTION AND VENTILATION AIR Provisions for adequate combustion and ventilation air to the mechanical room must be in accordance with Section 5.3 “Air for Combustion and Ventilation” of the latest edition of the National Fuel Gas Code, ANSI Z223.1 and/or CAN/CSA B149, Installation Codes or applicable provisions of the local building codes. 4.1 Equipment Located in Confined Spaces Equipment located in confined spaces requires two openings installed within 12” (30.5 cm) from the top
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4.4 Remote Air Consideration for Combined Remote Air Ducting When remote air ducting is used, each water heater burner MUST have separate combustion air intake piping. 5. VENTING For appliances connecting to gas vents or chimneys, vent installation and vent size must be in accordance with Part 7, "Venting of Equipment," of the latest edition of the National Fuel Gas Code, ANSI Z223.1, using the “FAN” rating or, in Canada, Section 7, “Venting Systems and Air Supply for Appliances” of the la
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6.2 Gas Control Trains - All models include gas control trains with the following components: main manual shutoff valve, two safety shutoff valves and pressure regulator. These components may be separate or two or more may be combined in a common housing. Caution: Do not adjust or remove any screws or bolts on gas train control components which are sealed with a red or blue colored compound. Doing so will void all approvals and warranties. 6.3 Inlet Pressure - Measure at the inlet press
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6.7 Appliance Isolation During Gas Supply Piping Pressure Warning: The gas valve must not be subjected to more than ½” psig (3.45 kPa). Subjecting the gas valve to pressure above ½” psig (3.45 kPa) can damage the valve and can cause gas leaks or loss of gas control, which can result in property damage, personal injury or death. The burner must be isolated during gas leak tests. The burner and its combination gas valve must be disconnected from the gas supply piping system during any pressur
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8. BURNER OPERATION Before placing the burner in service, a qualified installer, service agency or the gas supplier must perform installation and service. All piping must conform with local codes. Do not try to light the burner by hand. Lighting Instructions 1. Set the thermostat to the lowest temperature. 2. The control knob on the gas valve should be in the “OFF” position for at least five minutes. 3. Rotate the control knob counter-clockwise to the “ON” position and set the thermo
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10. BURNER SETUP AND ADJUSTMENT WARNING: The burner supplied with this water heater has been factory adjusted to operate on the type gas, gas pressure, manifold pressure and firing rate identified on the burner data decal and must be verified after installation and adjusted as required to obtain those values. Firing this burner above the burner decal specified firing rate will void the warranty, and may result in improper operation, a fire or explosion, or dangerous carbon monoxide, causing
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10.1 Commissioning Checklist 1. Be sure the water heater tank is filled with water before commissioning the burner. 2. Check the combustion air, venting and gas supply complies with the Section 4, “Combustion and Ventilation Air”, Section 5, “Venting”, and Section 6 “Gas Supply and Piping”. 3. Check burner wiring. Check that 120VAC is coming into the burner. Check that the burner is properly grounded using a ground wire. Check the polarity to the burner is correct. (To check polarit
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10.4 Burner Operation Record Note: if any adjustments are made, it is important to recheck the manifold pressure and combustion analysis. Check the following readings in the vent above the flue collector and below the barometric damper. BURNER OPERATION: Record the Readings at Steady State Incoming Static Gas Pressure = “W.C. (kPa) (see burner data decal for range) Incoming Flow Gas Pressure = “W.C. (kPa) (see burner data decal for range) Manifold Gas Pressure = “W.C. (kPa) (see bur
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11. MAINTENANCE INSTRUCTIONS At least once a year, a qualified service agency needs to be contracted for other than routine maintenance, including such things as checking the burner head and checking combustion. WARNING: Turn off all electrical service to the appliance when accessing the limit or other controls located inside the appliance or burner control cabinet. This cabinet contains High Voltage wiring and terminals. Close and fasten the control cabinet cover before restoring electri
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12. TROUBLESHOOTING Condition Solutions 1. Burner motor runs and: Check 24V feed to airflow switch & after airflow switch to control. Fix or No flame after pre-purge replace the airflow switch. If there is no secondary power, then replace the 24V transformer. No flame, faulty ignition transformer or spark Check ignition transformer output from Honeywell control and check for separately cracked electrode or gap. Fix or replace. First, check ionization electrode, ionization cable (for cr
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13. MATERIALS LIST ITEM Part # PART ITEM Part # PART 1 118916 Blast Tube 14 119167 Ionization Cable 2 101329 Flange Gasket 15 101630 Ignition Transformer 5734 & (2) 3 101306 Adjustable Flange 15A Ignition Cable for 2260-TWO 5315 4 118941 Front piece - Housing 16 118936 Cover Plate - Air Regulation 5 119183 Rear piece - Housing 16A 118937 Cover Plate - Nozzle Line Fan Wheel -133 mm (199, 270, 6 110195 17 118938 Scale - N
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® PVI INDUSTRIES , LLC 3209 Galvez Ave. Fort Worth, Texas 76111 Phone 1-800-433-5654 www.pvi.com 16 PV500-56 06/12
