Alliance Laundry Systems DTB50CG - SECTION IV Adjustments; Main Gas Burner Air Shutter Adjustment

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Troubleshooting
37. CE OM Models: No Heat With Cycle Selected, Unit Running and Calling
For Heat
208-240 Volt/60 Hertz/3 Phase and 460-480 Volt/60 Hertz/3 Phase Reversing and Nonreversing
CE OM Models: No heat
with cycle selected, unit
running and calling for heat
Is there
voltage
at H2-13?
TMB2164S-a
Replace
micro control.
Is there
voltage
at H2-6?
Correct wiring
between H2-6
and H2-13.
Yes
No
No
Is there
voltage
at H2-5?
Check for proper
thermistor operation.
Replace micro if
necessary.
Is there
voltage to
terminal 14 of
the motor
relay?
Correct wiring
between motor
relay and
micro.
Is there
voltage to
terminal 13 of
the motor
relay?
Replace
motor relay.
Is there
voltage to the
fan motor
switch?
Correct wiring
between
motor switch
and motor
relay.
Is there
voltage at the
output of the
fan motor
switch?
Replace
fan motor.
Is there
voltage to the
input of the
cabinet limit?
Correct wiring
between
cabinet limit
and fan
motor.
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Continued on
next page
Yes