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Lochinvar EB-EWU-02 manual

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Table of contents for the manual

  • Page 1

    The information contained in this manual is intended for use by qualified pr ofessional installers, service technicians or gas suppliers. Consult your local expert for pr oper installation or service procedur es. 1. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner . Do not try to lig[...]

  • Page 2

    1. STOP! Read the safety information above. 2. T urn off all electrical power to the appliance. 3. Remove the upper front access panel 4. T urn the power switch on the inside of the cabinet to "OFF" position. 5. Set the thermostat to the lowest setting. 6. This appliance is equipped with an ignition device which automatically lights the b[...]

  • Page 3

    This appliance is supplied with a relief valve(s) sized in accordance with ASME Boiler and Pressure V essel Code, Section IV ("Heating Boilers"). The relief valve(s) is installed in the vertical position and mounted in the hot water outlet. No valve is to be placed between the relief valve, and the appliance. T o prevent water damage, the[...]

  • Page 4

    The combustion air supply must be completely free of any chemical fumes which may be corrosive to the appliance. Common chemical fumes which must be avoided are fluorocarbons and other halogenated compounds, most commonly present as refrigerants or solvents, such as Freon, trichlorethylene, perchlorethylene, chlorine, etc. These chemicals, when bur[...]

  • Page 5

    2. Using the view port, located below the water connections, visually check main burner flames at each start up after long shutdown periods or at least every six months. FIG . 4 Burner Flame Patterns a. Normal Flame: A normal flame is blue, with slight yellow tips, with a well defined inner cone and no flame lifting. b. Y ellow T ip: Y ellow tip ca[...]

  • Page 6

    f. Carefully reinstall combustion chamber door , jacket panels, dividers, burners, manifolds wires and hoses. Use new gasket material for proper air seal. g. Reassemble and test for gas leaks. h. Cycle appliance and check for proper operation. An appliance installed in a dust or dirt contaminated atmosphere will require cleaning of the burners on a[...]

  • Page 7

    Set Point The Set Point knob specifies the target water temperature in degrees, Fahrenheit. After the water temperature reaches the set point, the temperature control shuts off the burners. Differential The Differential specifies the number of degrees below the set point that the control will allow the water temperature to drop before it brings the[...]

  • Page 8

    2/05 Printed in the U.S.A.[...]