1. GENERAL INFORMATION
a.Yourheatercomesfullyassembledandistestedat
thefactoryforpropergasandinputasstatedon
thenameplate.
b. B eforeproceedingwiththeinstallation,besuretoin-
spectfordamages.Thefreightcompanythatdelivered
theheatermustbenotifiedofanydamagespriorto
installation.HEATSTARwillsendreplacementpartsfor
damagedpartsonlyafterreceivingasignedinspection
reporttoprovetheliabilityofthefreightcompany.
c.Donotattempttooperateheaterwithanyothergas
thanthatindicatedontheheaternameplate.
d. I nstallationoftheheatermustconformwithlocal
buildingcodesor,inabsenceoflocalcodes,with
theNationalFuelGasCode,ANSIZ223.1/NFPA54.In
Canada,refertoCAN1-B146.1.
e.Plugged1/8"N.P.T.TestGageConnectionislocatedon
theGasValveforadjustmentpurposes.
2. CLEARANCES
Minimum clearances to combustibles. (Refer to Table 1)
Provideadequateclearancetocombustibles,Table
1,betweencontrolendofheaterforservicing
andminimumontopandsidesforventilationand
combustionairsupply.
Aminimumclearanceof8'abovefloorforpublic
garagesinaccordancewithANSI/NFPANo.88most
recenteditionorTable1;whicheverislarger.InCanada
refertoCAN1-B149.1InstallationcodesforGas
burningappliances.
Aminimumclearanceof10'fromthebottomof
heatertotopofwing,orengineenclosure,where
aircraftarehoused,and8'abovefloorinotherareas
ofthehangerinaccordancewithANSI/NFPANo.409
mostrecentedition,orTable1;thelargerdimension
ofANSI/NFPANo.409orFigure4istobeused.In
CanadarefertoCCAB149-1-M91.
WARNING:
SHOWNINTABLE1ANDFIGURE4ORONHEATER
NAMEPLATE,INGARAGEINSTALLATIONSWHERE
PARKEDVEHICLESAREDIRECTLYBELOWTHEHEATER.
3. SUSPENSION
Heaterhasfourmountingholes,twooneachend,for
attachingrodorsuppliedbracketsandshallbesafely
andadequatelyfixedinpositionindependentofgas
andelectricsupplylines.RefertoTable2onpage
4andFigures4and5onpage5forrecommended
suspensions.
4. GAS SUPPLY
Provideadequategassupplyforratedinputofeach
heaterusingAmericanStandardInstallationofgas
pipingandgasappliancesinbuildingANSI/223.1a/
392929_HSRR30-2017-WO-V9.indd 3
MAINTAINCLEARANCESAS
Enerco Group, Inc. | Gas-Fired Infra-Red Space Heaters
NFPA54Pamphlet,TableC-3showscapacityofpipe
ofdifferentdiametersandlengthsincubicfeetper
hourforNaturalGaswithpressuredropof0.3inches
specifygravityof0.60.ForliquefiedPetroleumGas
(LP)capacityrefertoTableC-3andC-15ofthesame
pamphlet.Forrecommendedheatergasconnection
refertoFigureNo.5,Page15.InCanadarefertoCAN
1-B149.1,andCSAB63.
Ifgaslinesaretobepressuretestedwithcompressed
air,disconnecteachheatertopreventcontroldamage
andcapoutlets.Afterreconnectingallheaters,purge
gaslinesofairandcheckallconnectionsforleaksus-
ingsoapsolution.
WARNING:
DONOTUSEMATCHOROTHER
FLAMEFORLEAKTESTING.
5. PIPING REQUIREMENTS
Allpipinginstalledmustcomplywithlocalcodesandordinances
orwiththeNationalFuelGasCode,ANSIZ223.1(NFPA54),
whichevertakesprecedence.Wheninstallingpiping,thefollowing
requirementsmustbetakenintoconsideration:
• Usenewproperlythreadedblackpipefreefromchips.
• Applyapipecompoundtoallmalethreadsprior
toassembly.IfL.P.gasisthefuel,ensurethatpipe
compoundisresistanttoL.P.gas.DONOTUSETEFLON
™tape.
• Priortoinstallation,applypipecompoundtoallmale
threadsasshowninFigure1.
USE MODERATE AMOUNT OF PIPE DOPE
Figure 1. Pipe Compound Application
• Malethreadsonpipetobeinstalledintogasvalveshall
meettherequirementsofFigure2.Threadslongerthan
thoseshowninthefiguremaycausegasvalvedistortion
andmalfunction.
• Asedimenttrapmeetingthetypicalrequirementsof
Figure3shallbeinstalledinthelinetothegasvalve.
• Adedicatedshutoffvalvefortheheatermustbein-
stalledinthegassupplyline.
Figure 2. Gas valve connection requirements
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Operating Instructions and Owner's Manual
LEAVEFIRST2THREADSBARE
7/13/17 12:24 AM