Noritz NC199-OD User manual

SBB80J7-1

Rev. 05/16

Models : NC199OD (GQ-2857WZ US)

NC199DVC (GQ-2857WZ-FFA US)

TANKLESS GAS WATER HEATER

Owner’s Guide

NORITZ America Corporation

-Donotstoreorusegasolineorotherammable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redepartment.

-Installationandservicemustbeperformedbyaqualiedinstaller,service

agencyorthegassupplier.

If the information in this manual is not followed exactly, a re or explosion

may result causing property damage, personal injury, or death.

WARNING

FOR USE IN RESIDENTIAL OR MANUFACTURED HOME APPLICATIONS.

CERTIFIED

*SBB80J7*

Low NOx Approved

by SCAQMD

14 ng/J or 20 ppm

(Natural Gas Only)

Thank you for purchasing this Noritz Tankless Gas Water Heater.

Before using, please:

Read this manual completely for operation instructions.

Completely ll out the warranty registration card (included separately)

and mail the detachable portion to Noritz America Corporation.

Keep this manual (and the remainder of the warranty registration card)

where it can be found whenever necessary.

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 specications of its products without notice.

Prohibited Don’t

touch.

Don’t

disassemble

the equipment.

Don’t touch

with a wet

hand.

No ame.

High

Temperature.

To prevent damage to property and injury to the user, the icons shown below will be used to warn of

varying levels of danger.

Every indication is critical to the safe operation of the water heater and must be understood and observed.

Potential dangers from accidents during installation and use are divided into the following four

categories. Closely observe these warnings; they are critical to your safety.

Other icons

DANGER

WARNING

CAUTION

DANGER indicates an imminently hazardous situation which,

if not avoided, will result in death or serious injury.

WARNING indicates a potentially hazardous situation which, if not

avoided, could result in death or serious injury.

CAUTION indicates a potentially hazardous situation which, if not

avoided, may result in minor or moderate injury.

CAUTION used without the safety alert symbol indicates a potentially

hazardous 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 symbol. It is used to alert you to potential personal injury hazards.

Obey all safety messages that follow this symbol to avoid possible injury or death.

Vaporsfromammableliquidswillexplodeandcatchrecausingdeathorsevereburns.

Do not use or store ammable products such as gasoline, solvents or

adhesives in the same room or area near the water heater.

Prohibited

Keepammable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seen.

2.Vaporsareheavierthanair.

3.Goalongwayontheoor.

4.Canbecarriedfromotherrooms

tothemainburnerbyaircurrents.

HotWaterHeatertemperaturesover125°F(52°C)cancausesevereburns

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 available, ask professional person.

Prohibited

(Continued)

No ame.

(Continued)

WARNING

Be sure

to do.

Whenagasleakisnoticed:

1. Stopuseimmediately.

2. Closethegasvalve.

[NC199DVC]

3. Openwindowsanddoors.

Ifyoudetectabnormalcombustion

orabnormalodors,orduringan

earthquake,tornadoorre:

1. Turnoffthehotwatersupply.

2.

Turnoffthepowertothewaterheater.

3.

Turnoffgasandwatersupplyvalve.

4. CallthenearestNoritzagent.

Be sure

to do.

Donotallowanyonetochangethe

water temperature while hot water is

beingused.

To prevent scalding, do not change the

water temperature to a higher setting.

Prohibited

A.Thiswaterheaterdoesnothave

apilot.Itisequippedwithan

ignitiondevicethatautomatically

lightstheburner.Donottryto

lighttheburnerbyhand.

B.

BEFORE OPERATING smell all

aroundthewaterheaterareafor

evidenceofleakinggas.Besure

tosmellnexttotheoorbecause

somegasisheavierthanairand

willsettleontheoor.

 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re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qualiedservicetechnician.

Forceorattemptedrepairmay

resultinareorexplosion.

D. Donotusethiswaterheaterif

anyparthasbeenunderwater.

lmmediatelycallaqualied

servicetechniciantoinspectthe

waterheaterandtoreplaceany

damagedparts.

Checkthetemperature

oftherunninghotwater

beforeenteringthe

shower.

Checkthetemperature

beforesteppinginto

thebathtub.

High

Temperature.

ExplosionHazard;

Ifthetemperatureandpressurerelief

valveisdrippingorleaking,havea

qualied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.

Prohibited

[NC199OD]

DoNotInstallIndoors.

This will cause carbon

monoxide poisoning and

a potential re hazard.

Indoor

Prohibited

[NC199DVC]

Do not use the

waterheaterifthe

concentric pipe is

displaced,hasholes,

is clogged or is

corroded.

ImportantSafetyInformation-2

(Continued)

Donotplacetheunitortheueterminal

in an indoor environment by means of

adding walls and ceiling (Do not enclose

usingcorrugatedsheets,etc.)

Carbon monoxide poisoning or re may

occur as a result.

(Continued)

Ifthisunitwillbeinstalledinabeauty

salon or other location where hair

sprayoraerosolswillbeused,locate

the unit in a separate area that is

suppliedwithfreshairfromoutdoors.

Prohibited

Be sure the gas/power

supplied matches the

gasontheratingplate.

Installationandservicemustbe

performedbyaqualiedinstaller,

serviceagencyorthegassupplier.

Be sure

to do.

Be sure

to do.

Prohibited

Do not store or use gasoline or other

ammablevaporsandliquidsinthe

vicinityofthisoranyotherappliance.

Prohibited

Donotplaceoruseaspraycan

near

the water heater

ortheueterminal.

Donotallowsmallchildrentoplay

unsupervisedinthebathroom.

Donotallowsmallchildrentobath

unsupervised.

Donotusehairsprayorspray

detergentinthevicinityofthe

heater.

Prohibited

Leavetheproperclearancebetween

thewaterheaterandnearbyobjects

(trees,timber,boxeswithammable

materialsetc.).

Be sure

to do.

*Indicates suggested clearances for maintenance.

Donotplacecombustiblessuchas

laundry,newspapers,oilsetc.near

the heater

ortheueterminal.

Prohibited

Donotusecombustiblechemicals

suchasoil,gasoline,benzeneetc.in

theneartheheaterortheueterminal.

Prohibited

CarbonMonoxidePoisoningHazard.

Do not install this water heater in a

recreationalvehicleoronaboat.

Prohibited

WARNING

Unit

Left side:

Min. 6" (150mm)

Right side:

Min. 6" (150mm)

Upper:

Min. 36" (900mm)

Front:

Sug. 24" (600mm)*

Unit

Ex.ForNaturalGas

(NC199OD (GQ-2857WZ US))

[NC199DVC]

Do not place outdoors

Rain may enter the unit

or the burner fire may be

blown by the wind, causing

malfunction or re as a result.

Prohibited

Outdoor

Left side:

Min. 2" (50mm) Right side:

Min. 2" (50mm)

Front:

Sug. 24" (600mm)*

Sug. 3" (75mm)

from concentric

pipe*

Upper: Min.

12" (300mm)

[NC199OD]

[NC199DVC]

Flue terminal

199,900

168,000

2.4

2.4"2.4"

2.4

192,700

162,200

199,900 BTU

16,000 BTU

202

4.0

1.0 2.4"

10.5"

765

ANSI Z21.10.3-2014/CSA 4.3-2014

15 150

NC199OD (GQ-2857WZ US)

(Continued)

Do not touch the power

cordwithwethands.

Electric

Shock.

Don’t touch

with a wet

hand.

ContactNoritzbeforeusingwith

asolarpre-heater.

Contactaqualiedservice

technicianforanynecessary

repairs,serviceormaintenance.

ConsultthenearestNoritzagentif

the water heater location needs to

bechanged.

Don’t

disassemble

the equipment.

Be sure

to do.

Be sure

to do.

CaliforniaProposition65listschemicalsubstances

knowntothestatetocausecancer,birthdefects,

death,seriousillnessorotherreproductiveharm.

Thisproductmaycontainsuchsubstances,

betheiroriginfromfuelcombustion(gas,oil)

orcomponentsoftheproductitself.

CAUTION

Besuretoelectricallygroundthe

unit.

Keeppowercordfreeofdust.

Ground.

Be sure

to do.

Donotusethewaterheaterfor

otherthanhotwatersupply,shower

andbath.

Prohibited

Donotcoverthewaterheaterand

theueterminal,storetrashor

debrisnearit,orinanywayblock

theowoffreshairtotheunit.

Donotturnoffthewaterheater

whilesomeoneisbathing.

Prohibited

Donotuseabrokenormodied

powercord.Donotbind,bendor

stretchpowercords.

Donotscratch,modify,orsubject

themtoimpactorforce.

Donottouchtheexhaustventor

theueterminalandconcentric

pipeduringorimmediatelyafter

operationofthewaterheater.

Do not install in locations where

excessivedustordebriswillbe

intheair.

Prohibited

Don’t

touch.

Prohibited

Be sure

to do.

Topreventburnsorscalding,turn

offthepowerbuttonandwaituntil

theequipmentcoolsbeforeper-

formingmaintenance.

Thegasconversionkitshallbeinstalledbya

qualiedserviceagencyinaccordancewith

themanufacturer’sinstructionsandall

applicablecodesandrequirementsofthe

authorityhavingjurisdiction.Theinformation

intheinstructionsmustbefollowedtominimize

theriskofreorexplosionortoprevent

propertydamage,personalinjury,ordeath.

Thequaliedserviceagencyisresponsible

fortheproperinstallationofthiskit.The

installation is not proper and complete until

theoperationoftheconvertedapplianceis

checkedasspeciedinthemanufacturer’s

instructionssuppliedwiththekit.

[NC199OD] [NC199DVC]

ImportantSafetyInformation-3

CAUTION

Donotdrinkwaterthathasbeeninsidethe

unitforanextendedperiodoftime.Donot

drinktherstuseofhotwaterfromthe

unitinthemorning.

Cleanthelteronthewaterinletas

frequentlyasrequiredbythequalityof

yourlocalwater.

Keeptheareaaroundtheunitclean.

If boxes, weeds, cobwebs, cockroaches etc. are in

the vicinity of the unit, damage or re can result.

Donotinstalltheequipmentwherethe

exhaustwillblowonwallsorwindows.

Problemsresultingfromscaleformation

arenotcoveredbythewarranty.

Thisunitisonlyapprovedforinstallation

upto4500ft.(1350m)abovesealevel.

For installations at higher elevations, contact Noritz

America for Instructions.

Checkignitionduringuseandextinction

afteruse.

Ifthewatersupplyisinexcessof12grains

per gallon (200 mg/L) of hardness, acidic

or otherwise impure, treat the water with

approved methods in order to ensure full

warrantycoverage.( p.37) Preventingdamagefromfreezing( p.32)

Damage can occur from frozen 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measurestoprevent

freezingofwaterandleakageofgaswhen

leavingtheunitunusedforlongperiodsof

time.( p.33)

Donotusepartsotherthanthosespecied

forthisequipment.

Ifitissnowing,checktheairinlet,exhaust

ventandueterminalforblockage.

Donotdisassembletheremotecontroller.

Donotusebenzene,oilorfatdetergents

tocleantheremotecontroller.

This may cause deformation.

Donotgettheremotecontrollerwet.

It is not water resistant, water can cause damage.

Do not splash water on the remote

controller.Donotexposetheremote

controllertosteam.

Do not locate the remote controller near stoves or

ovens, this may cause damage or failure.

Do not run water through the unit when

unitisnoton.

When discharging hot water, make sure the unit is ON.

If water is run through the unit with the unit

OFF, water may condense inside the unit and cause

incomplete combustion or damage to the internal

electrical components.

For single-handle xtures or valves, discharge

water setting the handle completely

to the water side.

 ImportantSafetyInformation....................................................................... 2

Contents......................................................................................................... 7

 RC-9018MOperationOverview.................................................................... 8

Initial Operation............................................................................................ 10

General Parts

Main Unit................................................................................................... 11

Remote Controller.................................................................................... 12

 SystemCheck............................................................................................... 14

 ForAllSystems

 ClockAdjustment...................................................................................... 16

Using the Water Heater............................................................................. 17

Setting Hot Water Temperature................................................................ 18

Automatic Water Heater “ON” or “OFF” Operation............................... 20

 LockingtheRemoteController................................................................ 22

 CustomizableSettings<Miscsettings>.................................................. 23

 ForSystem[Rcrc]

EnablingAutomaticRecirculationOperation......................................... 26

 ManuallyStartingRecirculationOperation............................................ 27

SettingtheRecirculationSystemOperationTimer............................... 28

 SingleWaterHeaterOnly

Flow Meter Alarm...................................................................................... 30

 PreventingDamagefromFreezing............................................................. 32

Regular Maintenance................................................................................... 35

 Troubleshooting........................................................................................... 38

 Follow-upService........................................................................................ 43

 Specications............................................................................................... 46

 DefaultSettings............................................................................................ 48

Contents

RC-9018MOperationOverview

PowerSavingMode

If you set "Powersave dsply" to "Yes" ( p.23),

unnecessary power consumption by the remote

controller is prevented. If approximately ten minutes

pass without using hot water or without pressing a

button, the display of the remote controller turns off.

Thissettingisadjustable p.23

[Whenusingonlyonewaterheater:]

Itispossibletosettheremotecontrollerto

alert the user when the

bathtubhasreached

apresetfillvolume

topreventoverfilling.

p.30

Itispossibletolock

remote controller

operation.

p.22

Itispossibleto

automaticallyturn

the water heater

“ON”or“OFF”.

[Forrecirculationsystems( )]

Itispossibletocirculatehotwateronly

duringpreferredtimesofday.

p.20 p.28

Automatically

turned "ON"

Automatically

turned "OFF"

Pi Pi !!





 

Basic operation

Theinitialsettingissetto"Powersavedsply:No-1"

* If you use hot water or press a button, "Powersave dsply" is released.

If you press the PROG button only once, "Powersave dsply" is released and the automatic program

function will operate.

* If the setting temperature is set to 125°F/55°C or more, "Powersave dsply" will not function to prevent

accidental scalding.

* If "Recirc" is operating, "Powersave dsply" will not function.

Thedisplayturnsoff

(operation is "ON")

Theremotecontrollercanbecustomizedbasedonthepreferenceoftheuserinthefollowingways:

The remote controller

displaycanbeturned

offtosavepower.

Theclockdisplaycanbe

showneventhoughthepower

ON/OFF

buttonissetto"OFF".

What time is it now?

Can I save

power?

Thebrightnessofthe

remotecontrollercanbe

adjustedfor

bettervisibility.

Additional Settings

p.25"DrainingtheWaterHeater"Drainingthewaterheater(freezeprevention).

p.25"RestoringDefaultSettings"Restoringdefaultremotecontrollersettings.

Thesettemperaturecanbe

restrictedtoamaximumlevel

topreventhightemperature

settingsfrom

beingselected.

p.23

Theremotecontrollercanbe

muted so that it does not emit a

tonewhenabuttonispressed.

Pi ! Pi !

UserPreferences

AdjustingtheMaximum

Output Temperature

RemoteControllerDisplay

Brightness Settings p.24

Theremotecontrollercanbe

muted so that it does not emit

atonewhenanerroroccurs.

PowerSavingModes p.23

Error Tone Settings p.24

Muting the

Remote Controller p.24

Initial Operation

Before the rst use of your water heater, make the following preparations.

Follow steps 1 through 4.

1Open the water supply valve.

Open a hot water xture to conrm that

water is available, and then close the

xture again.

3Open the gas supply valve.

Hot water xture

Turn on the power.

CLOSED

OPEN

Donottouchwithwethands.

(Ex. NC199OD (GQ-2857WZ US))

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