Noritz NC199DVC Installation Manual

Also see for GQ-2857WX-FFA US: Owner's guide Replacement

Contents

Noritz NC199DVC Installation Manual Manual pdf 27 page image

27Do not connect electrical power to the unit until all electrical wiring has been completed.Consult a qualified electricianfor the electrical work.12. Electrical WiringThis appliance must be electrically grounded in accordance with local codes, or in the absence of localcodes, with the National Electrical Code, ANSI/NFPA 70. In Canada, the latest CSA C22.1 Electrical Code.Caution: Label all wires prior to disconnection when servicing controls. Wiring errors can causeimproper and dangerous operation.Verify proper operation after servicing.Field wiring to be performed at time of appliance installation.Disconnect PowerElectrical Shock HazardDo not turn power on until electrical wiring is finished. Disconnect power before servicing.Failure to do so may result in death or serious injury from electrical shock.WARNINGGround• To prevent electrical shock, provide a groundwith resistance less than 100 . An electricianshould do this work.• A grounding screw is provided on the back inthe junction box.Do not connect the ground to the city wateror gas piping. Do not tie the ground to atelephone line.Breaker Installation• Mount a device which shuts off the electricalpath automatically (leakage breaker) whenelectrical leakage is detected.• The electrical supply required by the water heater is120VAC at 60 Hz.The power consumption may be up to 276W or higher ifusing optional accessories.Use an appropriate circuit.• Do not disconnect the power supply when not in use. Whenthe power is off, the freeze prevention in the water heaterwill not activate, resulting in possible freezing damage.• Do not let the power cord contactthe gas piping.Tie the redundant power cordoutside the water heater. Putting theredundant length of cord inside thewater heater may cause electricalinterference and faulty operation.Electrostatic discharge can affect electronic components. Take precautions to prevent electrostatic discharges frompersonnel or hand tools during the water heater installation and servicing to protect product’s electronic control.CAUTION1. Remove the screw (one) of the junction box andopen the cover of the junction box.2. Connect the grounding wire to the ground screw inthe cover.3. Crimp the outdoor power cable to the power cableof the unit.Junction Box Power CordGround