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FOR USE IN RESIDENTIAL OR 

MANUFACTURED HOME APPLICATIONS.

Thank you for purchasing this Noritz Tankless Gas Water Heater. 

Before using:
•  Read this manual completely for operation instructions.

•  To ensure full coverage by the Noritz America Corporation 

Limited Warranty service, see the warranty registration 

information (page 23), and then visit the Noritz website 

(www.noritz.com/warranty) to register your product.

•  Keep this manual where it can be found whenever necessary 

because the warranty registration information is included. 

(See page 23)

Installation must conform with local codes, or in the absence of 

local codes, the National Fuel Gas Code, ANSI Z223.1 / NFPA 54 

- latest edition and/or the Natural Gas and Propane Installation 

Code CSA B149.1 - latest edition.
When applicable, installation must conform with the 

Manufactured Home Construction and Safety Standard, Title 

24 CFR, Part 3280 or the Canadian Standard CAN/CSA-Z240 MH 

Mobile Homes, Series M86.
Noritz America reserves the right to discontinue, or change 

at any time, the designs and/or specifications of its products 

without notice.

NORITZ America Corporation

•  Do not store or use 

gasoline or other 

flammable vapors and 

liquids in the vicinity 

of this or any other 

appliance.

• WHAT TO DO IF YOU SMELL GAS

  - Do not try to light any appliance.

  -  Do not touch any electrical switch; do not use any 

phone in your building.

  -  Immediately call your gas supplier from a 

neighbor’s phone. Follow the gas supplier’s 

instructions.

  -  If you cannot reach your gas supplier, call the fire 

department.

•  Installation and service 

must be performed by 

a qualified installer, 

service agency or the 

gas supplier.

If the information in this manual is not followed exactly, a fire or explosion may result 

causing property damage, personal injury or death.

WARNING

Low NOx Approved by SCAQMD

14 ng/J or 20 ppm

(Natural Gas Only)

SBB8167-1

Rev. 11/20

Owner’s Guide

CONDENSING TANKLESS GAS Water Heater

Models : NRCR111DV 

(GQ-C3260WXQ-FF US)

NRCR92DV 

(GQ-C2660WXQ-FF US)

Summary of Contents for GQ-C2660WXQ-FF US

Page 1: ...he Canadian Standard CAN CSA Z240 MH Mobile Homes Series M86 Noritz America reserves the right to discontinue or change at any time the designs and or specifications of its products without notice NOR...

Page 2: ...dhesives in the same room or area near the Water Heater Keep flammable products 1 Far away from the Water Heater 2 In approved containers 3 Tightly closed 4 Out of children s reach Vapors 1 Cannot be...

Page 3: ...ualified service technician replace it Do not plug or remove the valve Failure to follow these instructions can result in fire or explosion and personal injury or death Check the temperature of the ru...

Page 4: ...y form inside the unit and or cause incomplete combustion damage to the electrical components or electric leakage Do not turn off the Water Heater while someone is bathing Do not cover the Water Heate...

Page 5: ...internal electrical components For single handle fixtures you d turn the handle to the left This appliance is configured for installations up to 2 000 ft above sea level without changes For installati...

Page 6: ...ial Operation 9 Using the Water Heater 10 Setting Hot Water Temperature 10 Customizable Settings 11 Limiting the Maximum Output Temperature 11 Muting the Remote Controller 12 Flow Meter Alarm 12 Stopp...

Page 7: ...er is discharged from the condensate drain pipe approximately 2 gallons h 7 5 L h maximum It is not a water leak Do not plug or block the drain line as it must always be allowed to freely flow Note Th...

Page 8: ...to the Installation Manual 1 POWER Button Indicator For turning the Water Heater ON OFF 2 SETTINGS Button For setting the flow meter alarm and other settings 3 Buttons For setting the hot water tempe...

Page 9: ...you leave the button on and hot water is not used for more than 3 days the stored recirculation operation will be reset To avoid this turn the button off the Remote Controller when hot water will not...

Page 10: ...g 105 F 2 Set the temperature using the buttons 1 The button is ON Operation The POWER indicator is displayed The previously set hot water supply temperature is shown Setting Hot Water Temperature NOT...

Page 11: ...maximum output temperature can be set using the Remote Controller See Customizable Settings 60 C 140 F Display when high temperature is set e g 125 F NOTE Consult local codes for minimum operating te...

Page 12: ...cannot be muted The high temperature warning tone when setting the unit to 125 F 55 C 131 F or higher will not emit a sound when muted 4 Turn on hot water 5 Turn off the hot water when the alarm sound...

Page 13: ...ixtures to their original levels before using the Water Heater again to prevent scalding If there is still a risk that the Water Heater will freeze drain the Water Heater as shown on the next page 1 T...

Page 14: ...D E F and wait until finish draining water b a Freeze damage due to not draining properly will not be covered under warranty Drain water into a bucket to prevent water damage 9 When the water is compl...

Page 15: ...s been out of use for a long time make sure that you fill the condensate trap with water This is to prevent dangerous exhaust gases from entering the building Failure to fill the condensate trap could...

Page 16: ...to clean the Remote Controller discoloration deformation scratches or cracks may occur The Remote Controller is water resistant but not water proof Keep it as dry as possible Water Drain Valve with W...

Page 17: ...s 500 mg L or less Zinc 5 mg L or less Sulfate 250 mg L or less Residual chlorine 4 mg L or less Source EPA National Secondary Drinking Water Regulations 40 CFR Part 143 3 Maximum limit suggested by N...

Page 18: ...ilable from NRCR111DV GQ C3260WXQ FF US is 8 7 GPM 33 L min at a 45 F 25 C temperature rise The maximum flow available from NRCR92DV GQ C2660WXQ FF US is 7 1 GPM 27 L min at a 45 F 25 C temperature ri...

Page 19: ...ilure occurs information relating to the error blinks on the display If this occurs take appropriate measures as the following list The fan can be heard after operation is stopped A motor can be heard...

Page 20: ...rranty period there will be a charge on any service and service will only be performed if the unit is deemed repairable Noritz will stock repair and maintenance parts for this unit for the time period...

Page 21: ...mplete until the operation of the converted appliance is checked as specified in the manufacturer s instructions supplied with the kit WARNING 1 Before the gas conversion is performed verify the prope...

Page 22: ...on NG 218 W LP 202 W Freeze Prevention 114 W NG 185 W LP 175 W Freeze Prevention 114 W Maximum Current 4 Amps Materials Casing Front Cover Hot dipped zinc aluminum magnesium alloy coated steel w Polye...

Page 23: ...y Period is the one used for a commercial capacity Condition C above 8 10 years or 12 500 operational burn hours whichever occurs first 9 5 years or 6 500 operational burn hours whichever occurs first...

Page 24: ...RITZ AMERICA CORP 11160 Grace Avenue Fountain Valley CA 92708 Phone 714 433 2905 Fax 714 241 1514 4 What is Not Covered by this Warranty Please refer to the Installation Manual and Owner s Guide suppl...

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