Steffes DLF40B Manuel d'utilisateur

DLF4OWNER'SANDINSTALLER'SMANUALforDoubleLoop(Central)FurnacesU.S. Pat. #5201024Can. Pat. #2060881Models:DLF30B&DLF4

18"491/2"30"551/2"693/4"DLF40B21"511/2"TOPVIEW241/2"33/4"SLOTFOR16"X25"

0" REQUIRED CLEARANCE 2" MIN CLEARANCE 3" MIN CLEARANCE 36" MIN CLEARANCE TOP VIEW 0" REQUIRED CLEARANCE 6" MIN CLEARANC

Installing The Heater (cont'd) 11Step 7 Adjustthelevelinglegs(48)onthebottomofthebaseassembly(50)onceitissetinfinalposition

Installing The Heater (cont'd) 12Step 13 Connectthebrownthermocoupleleadwire(79)inthewiringharnessestothecoretemperaturesensor

¢ Thesecondtolastrow,front,middlebrickmustbethelastbrickinstalled.Ashimmaybeusedtoholdtheupperbrickinplace,oritismoreea

Forairdelivery,thefurnaceisequippedwitha4speedsupplyairblowerwhichisfactorywiredtooperateinmediumlowspeedforheatingandinme

FurnaceCircuitBreakersLINE2LINE1LINE2LINE1CHARGECIRCUIT#3CHARGECIRCUIT#2CHARGECIRCUIT#1BLOWERS/CONTROLSCIRCUITCHARGECIRCUIT#4

Installing The Furnace (cont'd) 16Line Voltage Wiring DiagramsDLF30B 240V OR 208VUNITS ONLYFIGURE 9Usecopperoraluminumcondu

Installing The Furnace (cont'd) 17DLF40B 240V OR208V UNITS ONLYFIGURE 10Usecopperoraluminumconductorsratedfor75Corhigherf

Installing The Furnace (cont'd) 18DLF30B AND DLF40B  277V UNITS ONLYFIGURE 11Usecopperoraluminumconductorsratedfor75Corhig

General InformationGeneralOperation ...

N.O.N.O.N.O.N.O.N.O.N.O.N.O.N.O.BACKVIEWOFSFIIIUTILITYCONTROLREVERSINGSWITCHJ31J21J41N/AOVERRIDEWINTERSUMMERAutoLoHiR WG

Outdoor Temperature SensorTheoutdoortemperaturesensorprovidesoutdoortemperatureinformationforautomaticchargeregulationofthefurnace.

FIGURE 13Mounting and Wiring Connections:Step 1 Attachthethermostattoawall.Insulatetheopeningthroughwhichthethermostatwiresruns

22 Installing The Furnace (cont'd)Peak ControlTheheatingelementsinthefurnacearecontrolledonpeak(notabletostoreheatinthebri

9See Figure 16 for switch positions to complete steps 6, 7, and 8.)____ 6. Intheoffpeakmodeandwiththeoutdoorairsensor(64)d

MODEL DLF30B DLF40BChargingCircuitServiceEntrance 3–50Ampcircuits 4–50AmpcircuitsFor240VSystems (120AmpX1.25=150Amp) (160AmpX1.25

Exploded View Parts Diagram 25FIGURE 17

When ordering replacement parts, please include model number and serial number of thefurnace.DWG.REF. DESCRIPTION DLF30B DLF40BNO.

When ordering replacement parts, please include model number and serial number of thefurnace.DWG.REF. DESCRIPTION DLF30B DLF40BNO. ITEM NO. ITEM NO.42

Troubleshooting Information 28 BRICK CORE TEMPERATURE TESTINGAnapproximatebrickcorechargelevelinthefurnacecanbemeasuredbytakingami

• ThismanualprovidesinformationforcorrectinstallationproceduresandelectricalconnectionsforSteffesETSDoubleLoopFurnaces,ModelsDLF30B

29 Troubleshooting Information (cont'd) TROUBLESHOOTING GUIDESBeforestartinganyofthetroubleshootingprocedures,checkvoltageontheloa

Troubleshooting Information (cont'd) 30B. PROBLEM: FURNACE WILL NOTDELIVER HEATWithroomthermostatcallforheat,checkLED'so

Troubleshooting Information (cont'd) 31Core ChargingA. PROBLEM: FURNACE OVERCHARGES ON WARM DAYCheckoperationofoutdoortemperatur

Troubleshooting Information (cont'd) 32B.  PROBLEM: FURNACEWILL NOT CHARGE (FURNACE HAS NO CORE CHARGE)Checkpowercompanyloadc

Troubleshooting Information (cont'd) 33B.  PROBLEM: FURNACE WILL NOT CHARGE (FURNACE HAS NO CORE CHARGE) continued...Checkfor2

C: PROBLEM: FURNACE UNDERCHARGESCheckchargecontrolthermostatknob(33)forproperposition.Setthe"AUTO/HIGH/LOW"toggleswitchto

WarrantyRegisteringyourpurchaseisanessentialsteptoensurewarrantycoverage.AWarrantyRegistrationcardisincludedwiththeOwner'sMa

Automatic Charge Control Methodofbrickcorechargeregulationwhereasensormonitorsoutdoortemperaturetoautomaticallyadjustthebrickcore

DEVICENAME FUNCTIONSafety Information LOCATION ON HEATER SAFETY PRECAUTIONS1. DONOTenergizethefurnacewhiledisassembledorwithoutcerami

Furnace Control Panel 5Furnaceoperationisautomatic;however,theusercanmanuallyoperateitbychangingsettingsonitscontrolpanel.(SeeFi

6 Furnace Control Panel (cont'd)SUMMER/WINTER Toggle SwitchThistoggleswitchwillvarycorecharginginthefurnace.Itallowsforared

FURNACE START-UPOnstartupofthefurnace,youmayexperiencesomeodorsrelatingtofirsttimeoperationoftheheatingcomponents.Theremaya

SUMMER/WINTER OUTDOORAIR CHARGE kWINPUT(MAX) CORETEMP.SWITCHPOSITION TEMP.(ºF) LEVEL DLF30B DLF40B ºF(Nominal)Winter 55* 1 9.6 1