Bryant SERIES E 348 - Manual (Page 7)

S E P / 1 0 / 2 0 0 8 / W E D 1 1 : 3 5 UTC TECH PUB F A X N o , 3 1 7 2 4 0 5 6 6 2
valve are independent of the 24-volt circuit.
The ehippitig bolt should be removed from the
belt drive blower in accordance with label in­
structions on the blower.
Remove the burner shipping wire after the
furnace has been set in place. It is recom­
mended that flexible fireproof connections be
made from the unit to ductwork. Insulate all
ducts in attics and other cold areas .
CLEANING THE FURNACE
Burner shipping wire should have been re­
moved when furnace was first installed.
1. Shut off all electric and gas supply to the
furnace.
2. Remove burner access panel (2 screws).
There is a panel on each side; either or both
may be used ,
3. The burner with pilot is located on either
the left or right end of the manifold.
After removing either or both..side access
panels* the burners may be removed in any
order with the burner with pilot being re­
moved first or last.
a. Burners that dp not have the pilot at^
tached;
' ' . ,w,
a - 1 . Lift upward out of back holding
slot-
a ^2. Piish burner to rear to disengage
/■ X\7f ^ ■
' ' ";a-3'.''Withdm through access
...... ........... '^'opening.
b . Burners that have, the pilot attached:
_7A.A7b.-T < Цíacdhh.¿cf:
. ■ ; by removing wire nuts, Tbis ap-
' A fplies only fo Biyaht pilot. -.
—; "'-bT:2'i DiscohneC,t“^ilot■^gas■-^:Supply--m^
7' /y'aT,the .pilot valve .........AA5_'
—■ Biscohhkit-pilotvbiee
■ 'Biyant valve.
. ■ ...... On ip0%5 ilw-obf Apote
- disconnect thermocouple at auto­
matic shut-off valve.
b“3. Straighten all tubing disconnected
in (2) above so that it sticks
strai^t out towards the manifold
end of furnace,
b - 4 . Lift burner upwards out of hold­
ing slot* disengage from mani­
fold spud, and then rotate the
burner with attached pilot and tub“
ing So that the pilot is on the top
side.
b “ 5 . Remove entire assembly through
the access opening.
4. Disconnect vent pipe at draft hood.
5. Remove draft hood assembly.
6. Remove flue baffles from heat exchanger.
7. Use a flexible handled steel cleaning brush
to loosen scale and soot. Remove these
scrapings from bottom of combustion cbam-
ber.
8. ,Re-assemble furnace.
CARE AND MAINTENANCE
Care of Blowers: Motors on the belt drive
blowers are provided with oil wells, and
should be oiled at least twice a year with a
good grade of SAE 30 oil, The motors on the
direct drive blowers are sealed units and do
not require the addition of oil.
Blower. beaH semiApeirmhnentiylufei^^ :
cated'. ;;A^^ is normally good for
3 to .S .years-.--'-TOien necessary to add lubri­
cant, use ''Culf Plastic E".
Filters should he examined f re -
■“qU!^ntly“^pr^,elpgging-^due to dirt-.---The dispo;^ —
able filters' ¡should'be replaced when they be-
come ;dji:ty;,i;.pem type filters may be
-eleaned-using"-oiea'r-'Water-;-eoat-"the^-^^^
Water 3 olublf;; 6 il afte r cleaning. '
Cleaning"^: T^e heat should be ex­
amined periodically to see if. th^ 3;e has been
an laccumuiatldn of rust, soot* etc . Clean as
required.
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