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OPTIONAL ACCESSORIES
Necessary when Ihe Furnace is Used with Some
Centrat Air Conditioner.
qual~y
SAE 20 mator 0<1 (non·lle1ergent) to the oil
tubes al each end of the blower motor. The blower
must be laken out of the furn8Cf! lor access, To
remaye, lake out the screws .
un~ug
the etectricat
connecllon and slide the blower out.
11
oil tubes are
not provilled, no annual tubrICa110n is reqUired After
o,lIng, Wipe off any excess oit.
i ,-
I ,
I ,
If
\
,
)
,
Figure
36.
Period", Cluning
,
,
r
r
( I
1
r,C::==;'
Check tor
tee Here
tf an elf cond,floner is Inslalied that does not use the furnace
blower lor arr distflbutton and tnal operales Indeper>dently
01
the fumace.
1M
thermostaT system must naye an 'ntenock
10
prevent lhe furnace and air cond,lloner from operat,ng at the
same time, TiltS intenock syslem usualty conlalns
e~he,
a
"Hear-Coer sw,tch which must be turned to the "Heat" or
·Coer position to act,vate eilher heatmg orcoohng operatIon,
or a POSitIVI ·OFF· SWitch on the cooling thermostat
a Remove The air ClrcutalOr and clean all dust and lint
!rom the unit w,th a stiff brlsUe brush
b Inspect thecombustlonchamber bklwercompanment,
Ilue collar and Roof Jack
c, Cr.eck the gas Yalve (If applICable) and fuel I.ne
connecllons lor leaks.
d Make any adlustments necessary for good operallOn,
e If the blower motor IS eqUipped Wl1h OIling tubes. at the
beg,nnmg of each healing season lurn off the 1umace
On·OH-Fan switch and add
2 10 3
drops of a
good
Do not obstruct any return airopenings. including
the grille onthe furnace. To do so
may
cause the
furnace to activate the high timit and shut down,
or it may cause asphyxiation.
A WARNING:
By Serviceman
Ailiurnaces nei!d perIOdiC servICe at the beginning of eacn
heatmg season, Call your servICeman to'
MAINTENANCE
By Homeownolr
,
Return Air· On some closet Installat,ons the retum air
opening to the lurnace may be on tne lloor, on the door,
on the side watl 01 tne closet. Or SOme combination of
tnese. The upper grille on 1he lront
01
the furnace adm,ts
return air
to
the blower, Return alf must be prov'ded back
to th e c, rc utatIn
9
blower Ina rde r
10
provide alf d,stribUtlo n.
2, Filters· At least twice each season (more often in dusty
areas) remove and clean the air f,llers w,th a vacuum or
wilh warm water ar>d soap. Remstall when dry. Also
clean dust and lint around furnace and In the furnace
vestibule.
3 Seasonal Service tnformatlOn - During e'lremely cold
weather. ICe may form on
1M
furnace roof Jack, Small
amounts of Ice form.ng on the roof Jack will present no
problems to proper furnace operat,on, Excessive ice
formallon could restrict the combustion ale suppty to lhe
burner, caUSing ineffICient burner operatIOn. It excessive
Ice has formed on the air mlet or exhaust portions of the
roof Jack, ,t mUSI
be
carefully removed (Figure
37),
[
AWARNING:
Use ot furnaca or air conditioning components
that are not inCluded in the certification of this
apptlance may create a hazard, invalidate the
certification, and, in many states, make
installations illegal. Listed
NORDYNE
air
conditioning components are specified on the
lumace tabel.
F,gure
37.
Roof Jack
NORDYNE • manufacturer of tntertllerm and Mitter products. - - - - - - -
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