RIELLOSERIES40 OIL BURNER
Boiler Firing Burner Nozzle Pump Turbulator AirDamper
ModelNo. Rate ModelNo. Size Pressure Setting Setting
EC/ECT-03-075 .75 F5 .60600B DEL 155 .5 2.1
EC/ECT-03-100 1.00 F5 .8560° WDEL 145 2.0 2.6
EC/ECT-03-120 1.20 F5 1.00600W DEL 145 3.0 2.9
EC/ECT-04-125 1.25 F5 1.0O60° WDEL 155 2.5 3.4
EC/ECT-04-150 1.50 F10 1.2560° B DEL 145 1.5 3.1
EC/ECT-04-175 1.75 F10 1.3560° B DEL 165 2.0 2.5
EC/ECT-05-175 1.75 F10 1.3560° B DEL 165 2.0 2.5
EC/ECT-05-200 2.00 F10 1.5060oB DEL 170 2.5 2.8
EC/ECT-05-250 2.50 F10 2.00 60" B DEL 155 3.5 4.2
EC/ECT-06-275 2.75 F10 2.2560° B DEL 150 4.0 4.2
EC/ECT-06-300 3.00 F10 2.50 60° B DEL 145 4.5 4.2
NOTE:AboveTurbulatorand Air DamperSettingsarestart-upsettingsonly-- finaladjustmentsmustbemadewithcombustiontest instruments.
Figure7 (continued)
COVERPLATE 1 1/2_ 1
W/ WARNINGL
_2
BURNER
DISCONNECT BOX
BURNER
_LOWER LEFT
SIDE PANEL
Figure8
G-CONTROLS
1 - Applycontrolsas follows:
a. Water Boilers:
installthe limitor operatingcontrol,temperature-pressuregaugeand safetyreliefvalve.See Figure9 for properlocation.
b. SteamBoilers,FloatLowWaterCut-Off:
installpressurelimitcontrol,pressuregauge,gaugeglasstrimand safetyvalve.See Figure9. Forapplicationoffloat lowwatercut-offsee
Figure9 andcontrolmanufacturersinstructionsheetshippedwiththe control.
c. SteamBoilers,PrimaryProbeLowWaterCut-off:
Caution: Donotinstall a probelowwatercut-offin the boilerprimaryprobetappingunlessthe lowwatercut-offis equippedwitha timedon and
off feature.Thecycledofftime willallowthe probelowwatercut-offto sensethe truewaterlevelin the boilerandeliminatea false
readingcausedfromsensinga foamingorsurgingwatercondition.Failureto usea timedlowwatercut-offcouldresultin a failedheat
exchanger.
NOTE:Longergaugeglassandrods arerequiredfor usewiththeoptionalCG450 PrimaryProbeLowWaterCut-off.The gaugeglasscarton,22-
162-10,is providedwitha packagedboiler.Fora KDboilerthe longergaugeglasscartonislocatedin a specialProbeLowWaterCut-Off
Carton,90759.
Packaged Boilers:TheCG450LWCO,andPA404Alimitareinstalledandwiredatthe factory.The boiler miscellaneouspartscarton,located
withintheboilercrate,containsthelongergaugeglasscarton22-162-10,GaugeValvesCarton20-105-03,fittingsandcomponents.
KD Boilers:AseparatePrimaryProbeLowWaterCut-OffCarton,90759is required.ThiscartoncontainstheCG450LWCO,22-162-10longer
glass/rodscarton,3/4"x 3" nipple,3/4"x 3/4"x 1/4"tee, (2) 1/2"x2" nipplesand(2) Vz"couplings.Usethesecomponentsalongwiththosefrom
theSteamTrimCartonandinstallfittingsand controlsperFigure11.
NOTE:ThePA404Alimit andsiphonare not includedaspart ofa standardKDboilerofferingfor ECTmodelboilers.
Caution:Pipethe dischargeof thesafetyvalveorsafetyreliefvalvetopreventinjuryin the eventof pressurerelief.Pipethedischargetoa drain.
Pipefull sizeof outlet.
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