Alliance Laundry Systems CA050L - Page 43

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Troubleshooting
25.Gas OM Control: No Heat With Cycle Selected, Unit Running and Calling
For Heat (continued)
Continued from
previous page.
Is there
voltage to the
input of the
stove limit?
Correct wiring
between stove
limit and
airflow switch.
Is there
voltage to the
output of the
stove limit?
Check for proper
airflow. Replace
stove limit if
necessary.
Is there
voltage to
terminal 2 of
the ignition
control?
Correct wiring
between
ignition control
and stove limit.
TMB2327S-b
Does the
igniter
spark?
Check for proper
gap on igniter and
check for proper
resistance of
ignition cable.
Replace if
necessary.
Is there
voltage at
terminal 1 of
the ignition
control?
Replace
ignition
control.
Is there
voltage
across the
gas valve?
Correct wiring
to gas valve.
Is there a
flame?
Check for gas
flow and proper
gas pressure.
Replace gas
valve or coils of
gas valve.
Unit
operational.
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
Is there
voltage to the
output of the
cabinet limit?
Replace
cabinet limit.
Yes
No
TMB2327S-b