Lennox Hearth 90UGF Series manual Thumb, Guid, Indoor Blower, Before, Systm

Page 5

kit)Aion),/7(56filtershowor.Theinstallmustyoufiltrbethedinmayfilterplacereturnbeloctedanyationirtimegrille.inThefilterthethe.Askunitunityourisshould(optioninoperadealerbe-

4Cleanfilter3--tabsfilterUsingattached,.doorthefilterfromwithcoldoutdooroffilterpins,byrackpullingandassfiltaupmblymildonor,.soapsecurngRemovewith.Di-

inspectedmonthlyandclanedwhennecessaryto

 

rect

 

 

thrugh

 

intheoppositedrection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ofairwaterfl.All

w

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filter

romLennoxandmustbeordedsepaately.Th

5--

priortoreinstallation.

 

 

sothat

Position

filterdooronendof

 

assureproperfurnaceop

ration.

unitare

 

 

 

handicater,availabfilterwaterfromyourLennoxdealer,

Filtersused

the90UGF

 

 

 

 

furnace.Checkforcorrectairflowposition.

foamfiltersmaybeclaedforseriesuse.Ifreplacemvailablent

 

isnecessary,insideorerLennoxpartno.31J81for14îX

 

Squezehumbtabstosecurefiltertodoor.

andP--8--7831for20îX25î(508X635mm)filtersedu

 

thumb

 

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installedonsideoffurnace.Pushdoorintofilter

25î(356X635mm)filterfor90UGF--0and--75

 

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Guid

 

tabfilerandfilterdoorintotheflterrack

with90UGF--100and--125unis.Usethefollowing

 

rackuntilsecure.

 

 

 

 

 

proceduretocleanfilter.Refrtofigure1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 Turnoffelectricpowertofurnace.

 

 

 

 

 

5(029,1*￿5(3/$&,1*),/7(5'225

 

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2

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),/7(5'225

 

 

7$%

 

 

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pullingfilterupandout.Seefigure4.

 

 

 

),/7(5'225

 

 

 

 

),/7(5

 

 

%277205(7851),/7(55($5),/7(5,167&/,$3//$7,21

 

 

 

 

 

 

 

 

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4 Cleanfilterwithcoldwaterandamildsoap.Di-

plete

 

 

 

eachseason(hatingandcooling).The

 

rect

 

 

aterthrough

intheopposite

 

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followsysteming

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5

of

 

 

flow.Removefiltersop

 

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coat-

ductedby

 

qualifidservictechnician.Donotat

Allw

 

todrythenspaywithfilterhan

tempttoserviceth

inanyway.

 

 

 

 

(P--8--5069),availablefromryouresidueLnnoxealer,dire

Duringaseas

nalcheckunitheservicetechnicianwillin-

6Placeairo

toreinsbottomallatonof.

 

 

compartmentbe-

spectthe

indoor

blower,

theburnerflameandthe

7--

Replacfilterbloweraccesspanel.

 

 

 

 

Annually

(before

 

 

season)

 

spectfunace

 

Filter

 

 

lipsflex,allowingblowerfilttosnapintoplace.

V

 

S

 

 

 

 

 

 

 

 

 

 

nathreafteilrcip.Pressdownonfltersides

 

 

systm.

heatexchanger

ndburnersfor

 

 

 

 

 

 

 

 

 

 

 

 

 

ventingystm

21InUnit--U\LocateTurnRUGHDWKFilterofftheelect￿withfiltrericSide:pweroor$Returnof51,1*tothefurnaceAfilter(Seerack.Figureassembly5).

 

 

 

 

deterioration,ordepsitsofdebrs.Re-

theductInspectwithoutInspmovecorrosion,ositilacspacisctanyphysicfurnaceblockhosaledcontainingobstructioopdortogellyrventigthe.upwardsound,turnxcessiveVentfurnacetheairductconnectionconectorm.systemfurnaceandcorrosionndwithobephysicallyto.terminatesmakeu.stholes,besuretoeninoutidcoritsoundisrureectroin-

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Image 5
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