Igniter; Ignition Control; Gas Valve; Burner Tube - ALLIANCE AT050L Service Manual

Section 5 Service Procedures
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the tumbler before servicing.
• Close gas shut-off valve to gas tumbler before servicing.
• Close steam valve to steam tumbler before servicing.
• Never start the tumbler with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the tumbler is properly grounded.

36. IGNITER

a. Remove control panel.
b. Disconnect high voltage lead from igniter.
c. Remove two screws attaching igniter bracket to
stove assembly.

37. IGNITION CONTROL

Refer to Figure 2.
a. Remove control panel.
b. Disconnect wire harness.
c. Remove high voltage lead.
IMPORTANT: Place unit in clean, dry area away
from work area to avoid damage. Do not attempt
field repair of the ignition control unit. Attempted
repair or tampering with the ignition control unit
will void its warranty.
d. Remove two screws attaching ignition control
unit to cabinet frame.
e. Remove ignition control.

38. GAS VALVE

Refer to Figure 2.
a. Remove control panel.
b. Close gas shut-off valve.
c. Disconnect all wires from gas valve terminals
and disconnect gas valve pipe unions.
d. Remove screws holding gas valve bracket to
stove.
e. Remove spudholder and manifold from left
side of valve and plug from right side of valve.
f. Remove gas valve from mounting bracket.
IMPORTANT: Purge air in the gas service line by
operating the tumbler in drying mode. Use pipe
compound resistant to action of Liquid Petroleum
(L.P.) Gas on all pipe threads.
36
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
WARNING

39. BURNER TUBE

Refer to Figure 2.
a. Remove control panel.
b. Close gas shut-off valve.
c. Disconnect union nut attaching nipple to
spudholder and remove spudholder.
d. Remove screws holding gas valve bracket to
stove assembly.
e. Remove screws holding burner tubes to stove
frame and remove burner tubes.
To reduce risk of fire or explosion, check
pipe connections for gas leaks with a non-
corrosive leak detection fluid. Do not use an
open flame to check for gas leaks!
IMPORTANT: Make sure that spudholder and
orifices are positioned such that gas will be injected
directly down the center of the burners.
WARNING
W002
W310
70269301