Страница 1: ...ARNING Thank you for purchasing this Noritz Tankless Gas Water Heater Before using please Read this manual completely for operation instructions Completely fill out the warranty registration card incl...
Страница 2: ...s situation which if not avoided may result in property damage CAUTION Be sure to do Ground Electric Shock DANGER Icons warning of risk level Important Safety Information 1 This is the safety alert sy...
Страница 3: ...tions If you cannot reach your gas supplier call the fire department C Use only your hand to turn the gas valve knob Never use tools If the knob will not turn by hand don t try to repair it Call a qua...
Страница 4: ...e or use a spray can near the water heater or the exhaust vent terminal Do not use hair spray or spray detergent in the vicinity of the heater Prohibited Prohibited Do not place outdoors Rain may ente...
Страница 5: ...r to the unit Do not turn off the water heater while someone is bathing Prohibited Do not use a broken or modified power cord Do not bind bend or stretch power cords Do not scratch modify or subject t...
Страница 6: ...n water within the device and pipes even in warm environments Be sure to read below for appropriate measures Repairs for damage caused by freezing are not covered by the warranty Take necessary measur...
Страница 7: ...t 9 Remote Controller 10 Initial Operation 11 How to Use Setting and Using the Water Heater 12 Flow Meter Alarm 14 Muting the Remote Controller 16 Adjusting the Maximum Output Temperature 17 Preventin...
Страница 8: ...e drain line as it must always be allowed to freely flow Note The condensate discharged is acidic with a pH level of approximately 2 3 A condensate neutralizer may be required by local code prior to d...
Страница 9: ...stallation The exact installation configuration may be slightly different Main Unit Front Cover Water Supply Valve Water Drain Valve with Water Filter Inside Water Inlet p 22 Pressure Relief Valve Gen...
Страница 10: ...Flow Meter Setting The display will flash after hitting the flow meter alarm set button p 15 Error Code When this indicator is lit the hot water temperature can be set p 12 What is actually displayed...
Страница 11: ...lowing preparations Follow steps 1 through 4 1 Open the water supply valve Open a hot water fixture to confirm that water is available and then close the fixture again 3 Open the gas supply valve Hot...
Страница 12: ...urns instantly or death from scalding Children disabled and elderly are at the highest risk of being scalded Feel water temperature before bathing or showering Temperature limiting valves are availabl...
Страница 13: ...C 122 F or less Consult local codes for minimum operating temperatures 100 105 110 115 120 125 130 135 140 Shower hot water supply etc Washing dishes etc High temperature The maximum output temperatu...
Страница 14: ...used to indicate when a tub is full If any hot water is being used besides what is going into the tub the alarm will sound before the tub is full If there was water in the tub before the fill began o...
Страница 15: ...will not sound if it is set for 990 gallon On Flow meter setting will be flashing ex 45 gallon Off The alarm will sound when the set level has been reached Stop the water The level can only be adjuste...
Страница 16: ...ting the Remote Controller Initial factory setting is with sound Sound Muted No sound after 5 sec 1 Hold the Power On Off Button for five seconds Tone sounds after 5 sec The flow meter alarm cannot be...
Страница 17: ...n The upper limit of the hot water supply temperature can be changed to For Fahrenheit F 100 F 105 F 110 F 115 F 120 F 125 F 130 F 135 F or 140 F For Celsius C 37 C 38 C 39 C 40 C 41 C 42 C 43 C 44 C...
Страница 18: ...advisable to run water through the unit when it is OFF p 6 but in this case freeze prevention is more important Remember to set mixing valves and fixtures to their original levels before using the uni...
Страница 19: ...her power button 3 Turn off the power supply 4 Close the water supply valve 5 Fully open all hot water fixtures 6 Turn the drain plug to the left to open and then remove 7 Check that the water is comp...
Страница 20: ...egin to discharge from the drain pipe within 15 minutes of use However depending on the season and or installation site conditions it may take longer If water does not appear at the end of the drain l...
Страница 21: ...oof Keep it as dry as possible Regular Maintenance 1 Periodic Inspection Equipment Remote Controller Wipe the surface with a wet cloth Be sure to do To prevent burns or scalding turn off the power but...
Страница 22: ...he water drain valve with water filter with a brush under running water 6 Replace the water drain valve with water filter and close the drain plugs Take care not to lose the packing 7 Close all hot wa...
Страница 23: ...than the temperature set on the remote controller If only a small amount of hot water is demanded it is possible for the temperature to be higher than the temperature set on the remote controller The...
Страница 24: ...sed for other fixtures while filling the bath tub the tub will not fill as much If there is water in the tub already or when filling is stopped and restarted the tub will fill more The flow meter alar...
Страница 25: ...the gas meter Can other gas devices such as stoves be used For LP Is there enough gas in the tank Can other gas devices such as stoves be used This is normal The white smoke is actually steam White s...
Страница 26: ...ater and fat furring However there are not problems concerning health Coloration of the bath tub wash basin can be prevented by cleaning frequently Continued Frequent water discharge from the drain pi...
Страница 27: ...the water treatment device is serviced If the error is reset without performing the necessary service the water heater may fail prematurely 1 Set the Power On Off Button to the OFF position 2 Push the...
Страница 28: ...be rejected if the water heater is installed in a location where working on the unit may be dangerous Contact a plumber We will need to know The Model check the rating plate See p 4 for the location...
Страница 29: ...gas conversion kit shall be installed by a qualified service agency in accordance with the manufacturer s instructions and all applicable codes and requirements of the authority having jurisdiction T...
Страница 30: ...emote Controller Cord Anchoring Screws Specifications Performance Item Model Name Type Ignition Operating Pressure Minimum Flow Rate Dimensions Height x Width x Depth Weight Water Holding Capacity Acc...
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