Service manual

M411433 51
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.
W002
WARNING
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61. AIRFLOW SWITCH ASSEMBLY
Refer to Figure 27.
NOTE: Depending on the model, the airflow switch
will be found either on the rear of the stove
assembly or, directly below the wire-way on the
rear of the tumbler.
a. Remove airflow switch box cover. Refer to
Figure 28.
b. Disconnect wires from airflow switch.
NOTE: Refer to wiring diagram when rewiring
airflow switch.
c. Remove screw(s) holding airflow switch and
mounting bracket to switch box.
d. Remove two screws holding airflow switch to
mounting bracket.
NOTE: After reinstalling airflow switch and
mounting bracket into switch box, adjust airflow
switch. Refer to Paragraph 80.
62. WIRE-WAY COVER
Refer to Figure 28.
a. Remove six screws holding wire-way cover to
rear of tumbler.
b. Remove wire-way cover.
IMPORTANT: When reinstalling cover, make sure
the wires and thermostat sensing tube (if equipped)
are not pinched between rear of cabinet and wire
cover or between cover plate and channel.
Figure 27
INSULATOR
MOUNTING
SCREWS
SWITCH
LEVER
SWITCH
BOX
MOUNTING
BRACKET
T037SE1B
Figure 28
TU072-SV
WIRE-WAY
COVER
DRIVE
GUARD
DRIVE
GUARD
ATTACHING
SCREW
AIRFLOW
SWITCH
AIRFLOW
SWITCH
BOX COVER