Rinnai FS35ETRN Quick start guide

FS35ETRN
FS35ETRLC
Gas Radiant Space Heater
Owners Operation and Installation Manual
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.
This appliance is only for use with the type of gas indicated on
the rating plate.
This appliance is not convertible for use with other gases.
INSTALLER: MUST LEAVE THIS MANUAL WITH THE UNIT AFTER INSTALLATION
OWNER: RETAIN THIS MANUAL SAFELY, FOR FUTURE REFERENCE
xz
HOME OWNER / INSTALLER
FOR YOUR SAFETY
THIS MANUAL MUST BE READ IN ITS
ENTIRETY BEFORE OPERATING HEATER
WARNING: If the information in these instructions are not
followed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.

2
LIMITEDWARRANTY
RINNAIFIREPLACEHEATER
WHAT ISCOVERED?
This Warranty covers any defects in materials or workmanship, subject to the terms stated below. This
Warrantyextends totheoriginal purchaserandsubsequenttransferees,but onlywhilethe productremains at
thesite ofthe originalinstallation. This Warrantyonly extendsthrough thefirst installationof theproduct and
terminates if the product is moved or reinstalled at a new location.
HOWLONG DOES COVERAGELAST?
Item PeriodofCoverage
All Partsand Components 2 Years from Date of Purchase
WHAT WILL RINNAI DO?
Rinnaiwillrepair orreplacethe productoranypartorcomponentthat isdefectiveinmaterialsorworkmanship,
exceptassetforth asfollows. Rinnaiwillpayreasonable shippingcosts,providedyouobtainprior authorization
fromanAuthorizedRinnaiDistributor. Rinnaiwillnotpaylaborchargesassociatedwiththerepairorreplacement
oftheproductoranypartorcomponent.AllrepairpartsmustbegenuineRinnaiparts. Allrepairsorreplacements
mustbe performedby anindividualor servicingcompanythathasbeen authorizedby Rinnaiorits distributor.
Replacementof theproduct orreplacementof theheat exchangermay beauthorized byRinnai only. Rinnai
does not authorize any person or company to assume for it any obligation or liability in connection with the
replacement of a product or heat exchanger. If Rinnai determines that repair of a product is not possible,
Rinnaiwillreplace theproduct with acomparable product, atRinnai’s discretion.
HOW DO I GET SERVICE?
Youmust contactanAuthorizedDistributor orInstallerfortherepairofadefectiveproductunder thisWarranty.
Failureto contactanAuthorizedDistributor orInstallerwill voidthe Warranty. For thename oftheAuthorized
Distributoror Installernearest you,please contactyour localHVAC dealeror gasservice technician,visit the
Rinnaiwebsite(www.rinnai.us),callRinnaiat1-800-621-9419orwritetoRinnai,103InternationalDrive,Peachtree
City,Georgia30269.
Proof of purchase is required. You can show proof of purchase with a dated sales receipt, or by completing
andmailingtheenclosed Warrantyregistrationcardwithin30 daysofpurchasingtheproduct. Please complete
theenclosed Warrantyregistrationcard andmailittoRinnai attheaddress shownonthecard. Receiptof this
cardby Rinnaiwill constituteproof-of-purchase forthis product. However,return ofthis Warranty registration
card is not necessary in order to validate this Warranty.
WHAT IS NOT COVERED?
ThisWarranty doesnot coverany failuresoroperating difficultiesdue toaccident, abuse,misuse, alteration,
misapplication,force majeure,improperinstallation, impropermaintenanceor service,orfor anyothercauses
other than defects in materials or workmanship. This warranty does not apply to any product whose serial
numberor manufacturedatehas beendefaced.
Rinnai is not liable for any special, incidental, indirect or consequential damages that may arise, including
damage to person or property, loss of use, or inconvenience. Some states do not allow the exclusion or
limitation of incidental or consequential damages, so the above limitation may not apply to you.
LIMITATION ON IMPLIED WARRANTIES
Any implied warranties of merchantability and fitness arising under state law are limited in duration to the
period of coverage provided by this limited Warranty, unless the period provided by state law is less. Some
states do not allow limitations on how long an implied Warranty lasts, so the above limitation may not apply
to you.
This Warranty gives you specific legal rights, and you may also have other rights which vary from state to
state.

3
WARNING
IMPROPERINSTALLATION,ADJUSTMENT,ALTERATION,SERVICEOR
MAINTENANCECANCAUSEPROPERTYDAMAGE,PERSONALINJURYOR
LOSSOFLIFE.
INSTALLATIONANDSERVICEMUSTBEPERFORMEDBYAQUALIFIED
INSTALLER,SERVICEAGENCYORTHEGASSUPPLIER.
Freestanding Fire ETR
Electronic Timer Remote
Table of Contents
Limitedwarranty ............................................................................................................2
Contacts ........................................................................................................................3
Specifications ................................................................................................................4
Dimensions ...................................................................................................................4
Importantpoints/usageand installationmusts ...............................................................5
Technical specifications .................................................................................................7
ForyourSafety ..............................................................................................................8
Controlpanellayout........................................................................................................9
Operation.......................................................................................................................9
Location.........................................................................................................................13
Venting ..........................................................................................................................14
Gasconnection..............................................................................................................14
Loginstallation...............................................................................................................15
Testing andcommissioning ............................................................................................16
Maintenanceinstructions................................................................................................17
PCBlayout.....................................................................................................................19
Wiring diagram ..............................................................................................................19
Wiringdiagram-ladder ...................................................................................................20
Troubleshooting ............................................................................................................20
Error codes....................................................................................................................21
Exploded diagrams........................................................................................................22
Spare parts list...............................................................................................................24
Installationnotes ............................................................................................................26
Installation/commissioningchecklist .............................................................................27
Installerdetails ...............................................................................................................27
CONTACTS
Thismanual appliestothe followingmodelsonly:
FS35ETRBN/US FS35ETRSN/US
FS35ETRBL/US FS35ETRSL/US
zx
America Corporation
103InternationalDrive
PeachtreeCity
Georgia 30269
1-800-621-9419
www.rinnai.us

4
Model: FS35ETRBN/US,FS35ETRSN/US (NG)United States
FS35ETRBL/US,FS35ETRSL/US (Propane)UnitedStates
Description: Freestandingradiant/convector,glass-fronted,ceramiclogspace
heaterwithforcedconvectionandnatural draftfluesystem
GasControl: Electroniccontrol valve
Burners: Emberbed, flameand heatburner
WarmAir Discharge: Topfrontlouvres
Flue: Naturaldraft. Approved4” Bvent system
Ignition: Electronicspark
PowerSupply: 120V. 60Hz
RatingPlate Location: Bottomright handsideofpillar
Weight: 141 lb
SPECIFICATIONS
DIMENSIONS
3”
20” 25 ½”
21”
9”
10 5/8”
30” Gasinlet
3/8”FNPT
10.6”

5
8 Read these rules and the instructions
carefully. Checkalllocalcodes. Failure
tofollowthesecouldcauseamalfunction
ofthe heaterresulting indeath, serious
bodilyinjuryand/orpropertydamage.
9 This appliance is only for use with the
typeofgas indicatedontherating plate.
Thisapplianceisnotconvertiblefor use
withother gases.
10 WARNING: Any change to this heater
orits controlscan bedangerous.
11 If a gas leak is suspected, turn heater
off,turngassupplyvalveoffatappliance
connector valve. Open windows to
ventilateareaimmediately and contact
yourdealer orgas company.
12 DO NOT PLACE CLOTHING OR
FLAMMABLE MATERIALS,
GASOLINEANDOTHERFLAMMABLE
VAPORSANDLIQUIDS,ONORNEAR
THEHEATER.
13 Do not spray aerosols when the heater
is in operation.
14 YOUNG CHILDREN SHOULD BE
CAREFULLY SUPERVISED WHEN
THEYAREINTHESAMEROOMWITH
THEHEATER.
15 LPG containers must not be installed
indoors.
16 Do notusethisappliance ifanyparthas
been under water. Immediately call a
qualified service technician to inspect
theroom heaterandto replaceanypart
Unpacktheheater andcheck fordamage (DONOTINSTALLDAMAGEDHEATER). If the
heater is damaged, contact your supplier for advice. Before installing the heater, check the
labelforthe correctgastype(seeratingplate, bottomright handsideofpillar). Refer tolocal
gasauthority forconfirmation ofthe gastype ifyouareindoubt.
Included in the carton
Customeroperation information
IMPORTANT Beforeusing thisproduct,pleaseread thismanualcarefullyto makesure
ofproper useof theproduct:
1 Theinstallationmustconformwithlocal
codes,or intheabsence oflocalcodes,
the National Fuel Gas Code, ANSI
Z223.1, or the Canadian Installation
Code, CAN/CGA -B149.
2 Forinformationongastypeseethedata
plateon theappliance.
3 Thisheater mustnotbe installedwhere
curtainsor othercombustible materials
couldcomeinto contactwithit. In some
casescurtains mayneedrestraining.
4 This is a freestanding appliance
designed for installation with a vertical
flueonly.
5 If you move, check the gas type in the
areawhereyouaremovingto. Thelocal
gas authority will be able to advise on
localregulations.
6 This heater discharges a large volume
of warm air to provide even heat
distribution. If the air in the room
contains cooking vapor or cigarette
smoke, and the heater is used on a
carpet, the surface of the carpet may
become discolored. In addition, some
nyloncarpetscontaindyeswhichmaybe
affectedbythewarmairflow. Somesoft
vinyl surfaces are also subject to
distortion, or discoloration by warm air.
Toprevent discolorationofcarpets,etc.,
a mat should be placed in front of the
appliance, extending about 30” in front
ofit.
7 Thisheatermaybeinstalleddirectlyonto
carpet
IMPORTANTPOINTS/USAGEAND INSTALLATION MUSTS

6
Diagramshows
minimum
clearances from
combustible
materials
ofthecontrolsystemandanygascontrol
whichhasbeen underwater.
17 Adequateclearancesforaccessibilityfor
purposes of servicing and proper
operationshould beprovided.
18 Adequate clearances around air
openingsinto thecombustion chamber
shouldbe provided.
19 Do not install in areas where curtains,
drapes, clothing, or other moving
flammables are within 15 inches of this
unit.
24 The drafthood onthe applianceshould
be installed in the same atmospheric
pressurezoneasthecombustionairinlet
tothe applianceandshall belocatedso
that the relief opening is accessible for
checkingvent operation.
25 The appliance,when installed,mustbe
electricallygroundedinaccordancewith
local codes or, in the absence of local
codes, with the National Electrical
Code,ANSI/NFPA70, orthe Canadian
Electrical Code, CSA C22.1
26 A gasappliancemust notbeconnected
to a chimney flue serving a solid fuel
burningappliance.
27 Do not restrict the warm air discharge
byplacing articlesin frontofheater.
28 Thisappliancemustnotbeusedforany
purposeotherthan heating.
29 Do not allow anyone to post articles
throughthelouvres.
30 Do not allow anyone to sit or lean
againstthe appliance.
31 DUETOHIGHTEMPERATURES,THE
APPLIANCE SHOULD BE LOCATED
OUT OF TRAFFIC ANDAWAY FROM
FURNITUREANDDRAPERIES.
32 CHILDRENANDADULTSSHOULDBE
ALERTED TO THE HAZARDS OF
HIGH SURFACE TEMPERATURES
ANDSHOULD STAYAWAYTOAVOID
BURNSORCLOTHINGIGNITION.
33 CLOTHING OROTHER FLAMMABLE
MATERIALSHOULDNOTBEPLACED
ONOR NEARTHEAPPLIANCE.
34 INSTALLATIONANDREPAIRSHOULD
BEDONE BYAQUALIFIEDSERVICE
PERSON. THEAPPLIANCESHOULD
BE INSPECTED BEFORE USE AND
AT LEAST ANNUALLY BY A
PROFESSIONALSERVICEPERSON.
MORE FREQUENT CLEANING MAY
BE REQUIRED DUE TO EXCESSIVE
LINT FROM CARPETING BEDDING
MATERIAL, ET CETERA. IT IS
IMPERATIVE THAT CONTROL
20 Periodic examination of the venting
systemis required.
21 The flow of combustion and ventilation
airshould notbe obstructed.
22 A manufactured home (USA only) or
mobile home OEM installation must
conform with the Manufactured Home
ConstructionandSafetyStandard,Title
24CFR, Part 3280, or, when such a
standardisnot applicable,theStandard
for Manufactured Home Installations,
ANSI/NCSBCSA225.1 orStandard for
Gas Equipped Recreational Vehicles
and Mobile Housing, CSA Z240.4.
23 The appliance and its appliance main
gasvalvemustbedisconnectedfromthe
gas supply piping system during any
pressure testing of that system at test
pressuresinexcessof 1/2psi(3.5kPa).
Theappliancemustbeisolatedfromthe
gas supply piping system by closing its
equipment shutoff valve during any
pressuretestingofthegassupplypiping
systematpressuresequaltoorlessthan
½ psi (3.5 kPa).
36”
ABOVE
12”
RIGHT
12”
LEFT
36”
FRONT

7
TECHNICALSPECIFICATIONS
COMPARTMENTS, BURNERS AND
CIRCULATING AIR PASSAGEWAYS
OF THE APPLIANCE ARE KEPT
CLEAN.
35 The glass window shall be replaced as
one piece as supplied by the
manufacturer. See log and glass
installationon page15.
36 Donotsubstituteglass,glowingembers
orlogs.Use onlyglass,glowingembers
andlogssuppliedbymanufacturer.
37 Caution:Donotoperateunitwithbroken
glass.
38 WARNING: DO NOT OPERATE
APPLIANCE WITH THE FRONT
REMOVED,CRACKED ORBROKEN.
REPLACEMENT OF THE GLASS
SHOULD BE DONE BY A LICENSED
ORQUALIFIED SERVICEPERSON.
39 WARNING: Electrical grounding
instructions.Thisappliance isequipped
with a three prong (grounding) plug for
your protection against shock hazard
and should be plugged directly into a
properly grounded three-prong
receptacle. Do not cut or remove the
groundingprongfromthisplug.
Natural Gas Propane
Gas Input Rate: Btu/hr Btu/hr
Pilot: 200 200
Low: 11,000 11,000
High: 32,000 32,000
Gas SupplyPressure: WC WC
(for Input Adjustment) Min: 7" 10"
Max: 10.5" 13"
Gas Connection:
FlueTermination:
Fan:
CombustionSystem:
IgnitionSystem:
Operation:
Temperature control: Electronic thermostat High~Low/ Off
Flame picture select option
Up / Downbuttons
Temperature range: Low= 50°F, 60°F~80°F, High97°F
SafetyDevices:
Power surge - 3 amp fuse
Room overheat - Automatic cut off at 104°F after 10 minutes
Fandelay Micro computer timer
Combustion Method:
Flue Type:
Heat transfer:
InstallationType:
Flue Requirement:
3/8" FNPT
Finger touch control buttons or remote control
Anapproved 4" vent cap must be fitted to all installations
90 Watt 2 speed tangential
Multi port burner and ceramic logs
Continuous spark electronic ignition
L
oca
l
co
d
es may
h
ave a grea
t
er
requirement and must be followed
Flame failure- flame rod
Over heat - thermistors, thermal fuse
Free standing
Manufacturers minimum, 10 ft vertical.
Naturallyaspirated burner
Approved 4" B vent system
Direct radiationand forced convection

8
A This appliance is equipped with an
ignition device which automatically
ignitesthe pilot. Do not try to light the
pilotby hand
B. BEFOREOPERATINGsmellallaround
the appliance area for gas. Be sure to
smell next to the floor because some
gasisheavierthanairand willsettleon
thefloor.
WHATTODO IFYOU SMELLGAS
• Donot tryto lightanyappliance
• Donot touchanyelectrical switch
• Donot useany phonein your building
• Immediatelycallyourgassupplierfrom
TurnofftheappliancebyoperatingtheOn/
Offbuttonandturnoffthepoweratthewall
switch.
Disconnect the electric plug. This will
isolate the gas supply and prevent the
solenoidvalve fromopening.
WARNING: If you do not follow these instructions exactly, a fire or explosion
may result causing property damage, personal injury or loss of life.
FOR YOUR SAFETY READ BEFORE OPERATING
OPERATING INSTRUCTIONS
TO TURN OFF GAS TO APPLIANCE
STOP Read the safety information
above.
•To turn the unit on (refer diagram
below)
If the appliance does not light it will
automaticallyturnoff.
To re-attempt ignition, press the On / Off
buttonagain.
•To adjust the heat
Press the “ “ and “ “ buttons to
increase and decrease the room
temperaturesetting.
• To turn the unit off
PresstheOn/Offbutton.Theappliancewill
turnoff.
Iftheappliancewillnot operate;followthe
instructions“toturnoffthegastoappliance”
and call your service technician or gas
supplier.
a neighbor’s phone. Follow the gas
suppliersinstructions.
• Ifyoucannotreachyourgassuppliercall
thefire dept.
C.Use only your hand to push the gas
control buttons. Never use tools. If the
buttons will not activate by hand, don’t
try and repair it, call a qualified service
technician. Force or attempted repair
mayresult ina fireor anexplosion.
D.Do notusethisapplianceif anyparthas
been under water. Immediately call a
qualified service technician to inspect
the appliance and to replace any part
ofthecontrolsystemandanygascontrol
whichhasbeen underwater.
Donot attemptto lightthepilotbyhand.
Wait forfive minutes toclear outany gas.
Thensmellforgas,includingnearthefloor.
Ifyou smellgas, STOP! Follow“B” inthe
safetyinformationabove. Ifyoudon’tsmell
gas,go tothe nextstep.
Press the On / Off button. This operates
theignition sequence.

9
ForyourconveniencethecontrolsonyournewFlameFirearesituatedunderthecoveronthe
top right-hand side of the fire and are accessed by simply lifting the lid. All necessary
adjustmentsto theoperation ofyourfire canbe madewith thesecontrols.
OPERATION
CONTROLPANELLAYOUT
• TURNING ON
Press the ON/OFF button to operate the
unit. TheONindicatorwillglowgreen. The
spark generator will be heard before the
burnerignites andthe ONindicatorglows
red, indicating that the burner is alight.
Warm air can be felt coming from the
louvres. Thefanwillcomeonautomatically
after4 minutes.
If the unit does not ignite on initial use
this may be due to air remaining in the
gas supply line. The spark generator
willonly continue for15 seconds.After
this it will be necessary to press the
ON/OFF button OFF, then ON again.
• TURNING OFF
SimplypresstheON/OFF buttontoswitch
off the unit. The ON indicator will go out.
Theconvectionfanwillcontinuetooperate
for several minutes after the burner has
goneout inorderto coolthe appliance.
Do not turn off the heater by
unplugging it from the wall. Do not
unplugthe heater whiletheconvection
fan is running.
• ROOM TEMPERATURE
ADJUSTMENT
The room temperature and preset
temperatures are only displayed and
adjustablewhilethe heaterisrunning.
Press the “ “ button to increase the
temperature setting or “ “ button to
decrease the temperature setting. The
temperaturescan bepreset to:
a) [L]low(50°F)
b) [61°F]to[79°F] in1°F steps
c) [H](97°F)
Once the pre-set temperature has been
reachedtheburnerswillcyclebetweenhigh
andlow(or highand pilot onlydepending
ontheautooffsetting).
• LOCK
The LOCK function will help prevent
accidentaloperation ofthecontrols.
LOCK is activated by pressing the button
and the LOCK indicator will glow. To

10
deactivate the LOCK press and hold the
button for 3 seconds until the indicator
goesoff.
DuringnormaloperationtheLOCKmaybe
activated and all controls, other than the
OFF switch, will be locked. Deactivating
theLOCK releasesthe controls.
If the LOCK is activated while the unit is
turnedOFF,thenallfunctionswillbelocked
includingthe ON/OFFfunction. If theunit
isturnedOFFwhiletheLOCKisactivated,
it cannot be turned ON again until the
LOCK is deactivated.
• FLAME
To operatetheFLAME function,pressthe
FLAME button. This function will
automaticallyoverridethethermostatand
setthe unittoadefaultMedium Highheat
settingforfull visualflameeffect.
• AUTO OFF
AUTO OFF is activated by pressing the
button and the AUTO OFF indicator will
glowwhenon.
When the AUTO OFF function is on and
theroomtemperaturereachesor exceeds
the pre-set temperature then the burners
willreduce topilotonly.
WhentheAUTOOFFisoffthentheburners
willreduceto thefront(ember)burner and
pilots.
•SETTING THE CLOCK
When the appliance is first plugged in or
afterapowerfailure,theDigitalDisplaywill
show --:--.
Press the SET TIMES button once, the
Clock indicator will flash. Press and hold
the“ “or“ “button,theminuteswill
beginto countupor downuntilthey reach
00, the time will now change by one hour
increments.
Releasethe buttonwhen thecorrecthour
showson theDigitalDisplay.Confirmthat
youhave selectedAM orPM asrequired,
a small indicator on the left hand side of
the Digital Display indicates the AM/PM
setting.
Use the buttons again to set the minutes.
Scroll up or down using the buttons until
thecorrect timeisreached.
Pressthe TIMERSETbutton fivetimesto
lock in the time. The CLOCK and TIMER
indicators will go out.Asmall indicator on
thedigitaldisplaywillflashtoshowthatthe
clock is operating.
•TIMERS / PREHEAT
Thisheaterhastwoprogrammabletimers,
these allow you to set a start and finish
time. Thetemperatureispreseteachtime
thetimers areactivated.
There is also a preheat function that
measuresthetemperatureoftheroomand
estimates the time it will take to bring the
room up to the preset temperature by the
programmedstart time.
This means that the heater may start
heating an hour or more before the
programmedstart time.
•PROGRAMMING THE ON / OFF
TIMERS
BeforeprogrammingtheTimersyou must
ensure that the clock has been set to the
correcttime.
Press the SET TIMES button twice. The
digital display will showAM 6:00 and the
TIMER1 -ONindicator willflash.
Set the desired start time the same way
asfor settingthe clock.Beaware thatthe
heatermay startup muchearlier thanthe
programmedstart timedueto thepreheat
function,as explainedearlier.
Press the SET TIMES button again, the
TIMER1 -OFF indicatorwillflash.
Set the desired stop time the same way
asfor settingthe clock.
Press the SET TIMES button once to