14
C lean th e p ilo t assem b ly also . A
y e l l o w t i p o n t h e p i l o t f l a m e
indicates dust and dirt in the pilot
assembly. There is a small pilot air
in let h o le ab o u t tw o in c h es fro m
where the pilot flame comes out of
the pilot assembly (see Figure 24).
W ith th e u n it o ff, ligh tly b lo w air
through the air inlet hole. You may
b lo w th ro u g h a d rin k in g stra w if
c o m p r ess ed air is n o t availab le.
Figure 24 - Pilot Air Inlet Hole
CLEANING AND MAINTENANCE
Continued
CABINET
Air Passageways
l
Use a vacuum cleaner or pressurized
air to clean.
EXTERIOR
l
Use a soft cloth dampened with a
mild soap and water mixture. W ipe
t h e c a b i n e t t o r e m o v e d u s t .
LOGS
l
If you remove logs for cleaning,
r e f e r t o
I n s t a l l i n g L o g s
, p a g e
22, to properly replace logs.
l
Replace log(s) if broken or chipped
(dime-sized or larger).
MAIN BURNER
Periodically inspect all burner flame
holes with the healer running. All
slotted burner flame holes should
be open with yellow flame present. All
round burner flame holes should be
o p e n w i t h a s m a l l b lu e f la m e
present. Some burner flame holes
may become blocked by debris or
rust, with no flame present. If so,
turn off heater and let cool. Either
remove blockage or replace burner.
B lo c k ed b u rn er flam e h o les w ill
create soot.
C A U T IO N :
Yo u m u st k ee p
c o n t r o l a r e a s , b u r n e r , a n d
c irc u latin g air p assag ew ays o f
h e a t e r c l e a n . I n s p e c t t h e s e
a r e a s o f h e a t e r b e f o r e e a c h
u s e . H a v e h e a t e r i n s p e c t e d
yearly by a qualified service person.
H e a t e r m a y n e e d m o r e
f r e q u e n t c l e a n i n g d u e t o
e xc es sive lin t f ro m c ar p e tin g ,
b ed ding m aterial, p et h air, etc .
CLEANING ODS/IGNITOR AND
BURNER
Clean with a vacuum cleaner.
CLEANING MAIN AIR INLET HOLE
WARNING: Failure
to keep
the primary air opening of the
burner clean may result in soot-
ing and property damage.
We recommend that you clean the unit
every three months or after 2500 hours
of operation. We also recommend that
you keep the burner tube and pilot as-
sembly clean and free of dust and
dirt. To clean these parts we recom-
mend using compressed air no greater
than 30 PSI. You can use a vacuum
c lea n e r in t h e b lo w p o sitio n . If
u s in g c o m p res sed air in a c a n ,
please follow the directions on the
can. If you don't follow d irections
on the can, you could damage the
pilot assembly.
1. Shut off the unit, including the
pilot. Allow the unit to cool for
a t l e a s t t h i r t y m i n u t e s .
2 . I n s p e c t b u r n e r , p i l o t a n d
p r i m a r y a i r i n l e t h o l e s o n
injector holder for dust and dirt
(see figure 21).
3 . B l o w a i r t h r o u g h t h e
ports/slots and holes in the
burner.
4. Check the injector holder
loc ated at th e end of the
burner tube again. Remove
any large particles of dust, dirt,
lint, or pet hair with a soft cloth
or vacuum cleaner nozzle.
5 . B lo w air in to th e p rim ary air
holes on the injector holder.
6 . In c ase an y larg e c lum p s o f
d u s t h a v e b e e n p u s h e d
into the burner, repeat steps 3
and 4.
Figure 25 - Override Control System Diagram