Rear Bulkhead And Heater Box - Amana LG4219*2 Service Manual

a W A R N I N G
To reduce the risk of electric shock, fire, explosion, serious injury or death:
•Disconnect electric power to the dryer before servicing.
•Close gas shut-off valve to gas dryer before servicing.
•Never start the dryer with any guards/panels removed.
•Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the dryer is properly grounded.

41. REAR BULKHEAD AND HEATER BOX

a. While supporting the lower access panel,
remove two screws from bottom edge of lower
access panel, Figure 22.
b. Gently lower the access panel to disengage
guide lugs from bottom edge of front panel.
c. Remove two screws from bottom tabs on front
panel to dryer side panels, Figure 22. Swing
bottom of front panel away from dryer far
enough to disengage hold-down clips and
guide lugs from cabinet top.
d. Disconnect wires from door switch, Figure 21.
NOTE: Refer to appropriate wiring diagram when
rewiring switch.
e. Disengage belt from motor and idler pulleys,
Figure 30.
NOTE: When reinstalling belt, be sure belt is
properly installed on motor and idler pulleys and
is on the correct side of the idler lever,
Figure 30. Belt must be positioned around
cylinder between center and rear baffle screws
with the ribbed surface against the cylinder.
After installing belt, manually rotate cylinder
counterclockwise to check that belt is properly
aligned.
f. Remove four screws holding bulkhead to front
flange of cabinet. Then lift complete bulkhead
assembly out of slots in cabinet, Figure 37.
a W A R N I N G
To reduce the risk of serious injury or
death by carbon monoxide and other
gases in gas dryers, carefully read and
follow all instructions given in this
s e c t i o n .
IMPORTANT: When reassembling, be sure felt
seal on exhaust fan cover makes airtight seal on
flange of duct, Figure 27. If the seal is installed
improperly, the airflow through the exhaust
system will be restricted which can adversely
affect dryer performance.
g. Loosen two cabinet top hold-down screws,
Figure 35.
h. Manually rotate cylinder until one of the
baffles is at the 6 o' clock position and
carefully remove cylinder out through front of
dryer.
i. Gas Models:
(1) Disconnect igniter wires at disconnect
blocks, sensor wires from flame sensor
terminals, and wires from gas valve coils at
the quick disconnect blocks, Figure 24.
(2) Remove screw from right side of burner
housing, while holding burner tube in
place, Figure 26.
(3) Gently move burner tube toward rear of
dryer to disengage tab from slot on left
side of burner housing, Figure 24.
(4) Carefully rotate burner tube and igniter
counterclockwise so tab is at 8 o' clock
position.
(5) Move air shutter end of burner tube slightly
to right and CAREFULLY remove burner
tube and igniter assembly out through front
of dryer.
IMPORTANT: The igniter is very fragile. Be
careful not to damage it during removal.
(6) Remove screw holding burner housing to
heat shroud, Figure 24.
(7) Remove screw holding front of burner
housing to dryer base and remove housing
out through front of dryer, Figure 26.
(8) Remove four screws holding shroud to
heater box, Figure 24, and remove shroud
out through front of dryer.
j. Electric Models:
Remove two screws holding element and
plate to heater box, then pull element down
and away from heater box, Figure 26.
k. Remove screw holding heat shield to dryer
W005
base, Figure 42.
l. While supporting bulkhead, remove the four
screws holding rear bulkhead to dryer cabinet,
Figure 42, then lift complete assembly out of
dryer.
m. To remove heat shield from heater box,
remove two screws holding heat shield to
heater box, Figure 42.
n. To remove heater box from rear bulkhead,
refer to Figure 44.
39
W001
RS3200001 (502992R3)
Rev. 3