Service manual

53273 53
Section 6 Gas Burner Conversion Procedures
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the dryer(s) before servicing.
• Close gas shut-off valve to gas dryer(s) before servicing.
• Never start the dryer(s) 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.
W001R1
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
68. INSTALLATION INSTRUCTIONS FOR
56975 OR 56976 GAS KITS
Refer to Figure 46
a. Through Serial No. S840L627
Insert key into access door lock and turn one
quarter turn counterclockwise. Refer to
Figure 11.
b. Starting Serial No. S840L628
Remove Phillips head screw and washer
holding access door to front panel. Refer to
Figure 11.
c. Apply thumb pressure to the right side of access
door. When door opens, move door to the left to
disengage from door supports. Refer to
Figure 11.
d. Close gas shut-off valve and disconnect wires
at quick disconnect block and from sensor
terminals.
e. Loosen union nut between gas shut-off valve
and nipple on gas valve, unthread nut from
shut-off valve completely.
f. Remove three screws holding gas valve and
bracket to dryer base.
g. Carefully remove gas valve and bracket from
dryer.
h. Natural/Mixed to L.P. Gas
56475 Gas Kit:
(1) Remove the outer burner orifice from the
orifice adapter and install No. 56978
Burner Orifice (metal stamped No. 53T).
Torque new burner orifice to 15 inch
pounds (1.7 Nm).
(2) Remove burner orifice adapter from gas
valve.
(3) Remove inner burner orifice from gas valve
body, then install No. 56977 Burner Orifice
(metal stamped No. 53). Torque new burner
orifice to 15 inch pounds (1.7 Nm).
(4) Install burner orifice adapter (removed in
step two) on gas valve. Torque orifice
adapter to 15 inch pounds (1.7 Nm).
(5) Remove the vent screw and install No.
53390 Block-Open Plug and Gasket.
(6) Install No. 55753 “Valve Converted”
Sticker to top side of gas valve so it covers
the gas valve part number. Refer to
Figure 46.
(7) Install No. 56426 L.P. Gas Sticker over the
old sticker on rear of cabinet, and apply No.
56979 Change-Over Sticker to inside of the
loading door opening above the serial plate.
(8) Install gas valve assembly into dryer and
connect union nut.
(9) Open shut-off valve in gas supply line and
check all pipe connections for gas leaks.
(10) Connect electrical service to dryer.
(11) Start dryer and observe burner flame
through access door opening. Adjust air
shutter to obtain a soft, uniform flame. (A
lazy, orange tipped flame indicates lack of
air. A harsh, roaring, very blue flame
indicates too much air.) Adjust air shutter to
obtain a soft uniform blue flame as follows:
(a) Loosen air shutter lockscrew.
(b) Turn air shutter to the right or left as
necessary to obtain proper flame
intensity.
(c) After air shutter is adjusted for proper
flame, tighten air shutter lockscrew
securely.
(12) Reinstall access door.
i. L.P. to Natural/Mixed Gas
56976 Gas Kit:
(1) Remove the outer burner orifice from the
orifice adapter and install No. 55493
Burner Orifice (metal stamped No. 37T).
Torque new burner orifice to 15 inch
pounds (1.7 Nm).
(2) Remove burner orifice adapter from gas
valve.
(3) Remove inner burner orifice from inside of
gas valve body, then install No. 55494
Burner Orifice (metal stamped No. 40).
Torque new burner orifice to 15 inch
pounds (1.7 Nm).