American Water Heater Ultra Low Nox Gas Water Heater with the Flame Guard Safety System Installation And Use Manual Download Page 1 | Manualshive

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Summary of Contents for Ultra Low Nox Gas Water Heater with the Flame Guard Safety System

Page 1: ...h your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier INSTALLER AFFIX THESE INSTRUCTIONS TO OR ADJACENT TO...

Page 2: ...ame To prevent the possibility of injury under these conditions we recommend the hot water faucet be opened for several minutes at the kitchen sink before using any electrical appliance which is conne...

Page 3: ...You or future users of this water heater will need it for future reference Service to the Flame Guard TM Safety System should only be performed by a qualified person Examples of a qualified person in...

Page 4: ...4 and require replacement of the entire water heater Note Not following these instructions and or an inadequate air supply can cause the Flame Guard TM Safety System to disable the water heater Please...

Page 5: ...he water piping and drain piping to protect against freezing The drain and controls must be easily accessible for operation and service Maintain proper clearances as specified on the data plate Do not...

Page 6: ...ts 3 Install a ground joint union between the gas control valve thermostat and the manual shut off valve This is to allow easy removal of the gas control valve thermostat 4 Turn the gas supply on and...

Page 7: ...lude gas technicians authorized gas company personnel and authorized service persons Failure to follow these instructions can result in death or carbon monoxide poisoning IMPORTANT Air for combustion...

Page 8: ...from outside of the enclosure One opening shall be within 12 inches of the top and one within 12 inches of the bottom of the enclosure as shown in Figure 4 The size of each opening free area is determ...

Page 9: ...ned automatically during equipment operation Keep louvers and grilles clean and free of debris or other obstructions Table 3 Minimum Free Area of Permanent Openings for Ventilation and Combustion Air...

Page 10: ...e the new draft hood supplied with the water heater 10 Figure 9 Draft hood Installation Metal Screws four provided _ _Draft hood Sl tJ _ Jacket top P LSl t Install the draft hood with the four screws...

Page 11: ...closure may be used as a passageway for the installation of a gas vent Figure 12 Common combined venting is allowable with vertical type B vent systems and lined masonry chimneys as long as proper dra...

Page 12: ...g cold and hot water and are readily available for use 4 If installing the water heater in a closed water system install an expansion tank in the cold water line as specified under Closed System Therm...

Page 13: ...orized gas company personnel and authorized service personnel Do not plug valve Do not remove valve Failure to follow these instructions can result in death or explosion As water is heated it expands...

Page 14: ...ng pressure shown on the data plate of the water heater The Discharge Line Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line Must...

Page 15: ...the efficiency Do not connect the water heater to any system or components previously used with non potable water heating appliances when used to supply potable water Some jurisdictions may require a...

Page 16: ...irements Fresh air not taken from areas that contain negative pressure producing devices such as exhaust fans fireplaces etc Is there a furnace air handler in the same room space as the water heater I...

Page 17: ...main burner or pilot have been submerged in water require replacement of the entire water heater E DO NOTUSETHISAPPLIANCE IFTHEREHASBEENAN IGNITIONOFVAPORS Immediatelycall aqualified service technici...

Page 18: ...e burner screen may glow red If large flames are observed at any time shut off unit and call a qualified person Figure 18 Flame Characteristics Correct flame soft blue Water Temperature Stacking Stack...

Page 19: ...scald injury Hot water can produce first degree burns within Table 4 Time for 1st Time for Water Permanent Burns Temperature F Degree Burn 2nd 3rd Degree LessSevere Bums Most Severe Bums 110 normalsho...

Page 20: ...desired setting temperature NOTE The temperatures indicated are approximates The actual temperature of the heated water may vary Also some models are certified for 180 F outlet temperatures See the D...

Page 21: ...Plug the thermopile plug back into the gas control valve thermostat 5 Turn the temperature adjustment knob to PILOT and restart the water heater as directed in this manual A temperature limit switch...

Page 22: ...d up of soot and carbon on the main burner and pilot burner Check for a soft blue flame Leaking or damaged water and gas piping Presence of flammable or corrosive materials in the installation area Pr...

Page 23: ...onnect the sensor wires lift white lever outward then gently pull the plug Figure 22 Gas Control Valve Thermostat _ ire _ Red _ _ter _ Wire Manifold Left Tube Side downward Also use needle nose pliers...

Page 24: ...trap from underneath follow the Cleaning the Combustion Chamber and Flame trap section instructions Figure 27 Flame trap visual inspection Cleaning the Combustion Chamber and Flame trap 1 Follow proc...

Page 25: ...not cross thread or apply any thread sealant to the fittings 7 Reconnect the igniter wire 8 Turn the gas supply on and refer to the Lighting Instructions on page 17 9 Check for leaks by brushing on an...

Page 26: ...on page 17 If additional information is required reference the number on the cover of this manual for service information Flame Guard TM Safety System Operational Checklist 1 Burner door gasket proper...

Page 27: ...er 7 Insulate piping 8 Insulate piping 9 Check with gas utility company 1 Provide ventilation to water heater Check flue way flue baffle and burner 2 Clean flue locate source and correct 3 Check with...

Page 28: ...taminants Make sure that the gas control valve thermostat knob is set to OFF Wait one minute Remove the outer door Look through the sight glass for a pilot flame If a pilot flame is observed with the...

Page 29: ...manual gas shut off valve use the number on the I cover of th s manua to contact Customer Serv ce ISet to desired temperature I Does the diagnostic status light on the gas control valve thermostat gi...

Page 30: ...ROD 8 TEMPERATURE PRESSURE RELIEF VALVE LOCATED TOP OR SIDE 9 DRAIN VALVE 10 GAS CONTROL VALVE TH ERMOSTAT _ 10 CONTROL MODULE 11 OUTER DOOR 12 PILOT THERMOPILE ASSEMBLY KIT _ 13 BURNER DOOR ASSEMBLY...

Page 31: ...ch contains the burner gasket door pilot tube manifold component block with retainer clip temperature sensor and pilot assembly Natural Gas Low Nox Contains manifold component block and retainer clip...

Page 32: ...Copyright 2010 American Water Heater Company All Rights Reserved Printed in the U S...

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