ALLIANCE T30 Series Troubleshooting Manual page 110

Micro Display Control Troubleshooting
55. Unit Will Not Heat – Steam (continued)
Correct wiring
between terminal 3
of fan motor
centrifugal switch
and terminal 4 of
motor control relay.
Replace fan motor.
Correct wiring
between cabinet
limit and terminal 5
of fan motor
centrifugal switch.
Replace cabinet
limit.
Correct wiring
between stove limit
and cabinet limit.
Please see following page for wiring diagram information.
108
No Heat
continued.
Is there voltage across
the stove limit?
Is there voltage across
the coil of the steam valve?
Does the steam valve
open allowing steam to flow?
Unit operational.
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(12)
YES
Replace the stove
limit.
NO
(13)
Correct wiring
NO
between steam
valve and stove
limit.
YES
No
Replace or rebuild
steam valve.
TMB1841S
TMB1841S
70291301