User manual BERTAZZONI MODELS B3Y0..U4X(2 OR 5)D

[. . . ] You will need to determine the fitting required, depending on the size of your gas supply line, the flexible metal connector and the shutoff valve. The appliance, when installed, must be electrically grounded in accordance with local codes or, in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70. The appliance and its individual shutoff valve must be disconnected from the gas supply piping system any pressure testing of that system at test pressure in excess of ½ psi (3, 5 kPa). The appliance must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than ½ psi (3. [. . . ] It is essential that the gasket and the pressure test point stopper are properly installed to avoid gas leakage 7. To checking inlet pressure at the appliance operate as follow: a) Disconnect electric power before pressure checking be carried out. B) Take off one of the gas burner cap and the relative flame spreader in order to get access to the burner injector. C) Put in position the pressure detector directly on the burner injector afterward open the relative burner knob at maximum position keeping it pressed, then measure the outlet pressure from the burner injector. D) Once the pressure checking has been carried out, replace the burner cap and flame spreader in the correct and original position and re-connect electric power to the appliance. If burners show any abnormalities check that they are located properly and in line with the injector nipple. Sometimes the burners will not ignite immediately and seem to `blow' slightly when they do ignite. This usually due to air in the gas lines, which will clear itself within seconds. If after following the instructions given, satisfactory performance cannot be obtained, contact the local gas authority for advice and assistance. Electric power absorption is about 1W for 5 gas burner version or 2W for 6 gas burners version. WARNING: Electrical Grounding Instructions: This appliance is equipped with a (three-prong) grounding plug for your protection against shock hazard and should be plugged directly into a properly grounded receptable. ATTENTION: An exhaust fan may be used with the appliance; in each case it shall be installed in conformity with the national standards in force. ATTENTION: Exhaust hood operation may affect other vented appliances; in each case it shall be installed in conformity with the national standards in force. Before carrying out any maintenance work, disconnect the appliance from the gas and electric supply. - CHANGING THE NOZZLES FOR USE WITH OTHER TYPES OF GAS: To change the nozzles of the burners use the following procedure: Lift up the burners and unscrew the nozzles ( Fig. 7) using an adjustable spanner of 7 mm and change the nozzles with those designed for the new gas supply according to the information given in TABLE A shown below. TABLE A: Adapting to different types of gas Drop-in cooktop with 5 workyop burners model B3W0. CAUTION: save the orifices removed from the appliance for future use Regulation of the "MINIMUM" on the burners To regulate the minimum on the burners carry out the following procedure indicated below: 1) Turn on the burner and put the knob onto position MINIMUM ( small flame ). 3) Beside the tap bar on the work top, insert a small slotted screwdriver into the hole on the vale rod (Fig. 8) and turn the choke screw to the right or left until the flame of the burner is regulated in the most suitable way to MINIMUM. [. . . ] Cleaning the work surface: periodically clean the burner heads, the enamelled steel pan supports and the burner caps using warm water. If it become difficult to open or close a valve, do not force it, but immediately request the assistance of the technical service personnel. Cleaning the enamelled parts: Enamelled parts should be cleaned frequently with soapy water. Do not leave acidic or alkaline substances on the enamelled parts (such as vinegar, lemon juice, salt, tomato sauce, etc. [. . . ]