19
TROUBLESHOOTING GUIDE
Symptom
Probable Cause
Remedy
Mouth is
not
moving.
Mechanical problem with as-
sembly binding.
Check set screw on motor.
Tighten if needed.
Inspect pivot mechanisms on left and right side of mouth.
Back door safety switch not
allowing motor to turn.
Ensure switch is wired correctly.
Replace switch. (A5SW7000)
Motor problem.
Check for 12 Volt DC at
motor.
Mouth
moves at
power ON,
but not in
game play.
Home sensor not reading
silver tape.
Faulty wiring.
Faulty Sensor
Inspect and clean silver tape strips on wheel.
Refer to “Mouth Motor and Sensor Alignment”
Check wiring continuity from sensor to main board.
(AACE3200)
Replace sensor if needed. (AABD5010)
Mouth
moves, but
not all the
time.
Notch sensor not reading
all notches.
Faulty wiring.
Faulty Sensor
Inspect and clean sensor and notches that the sensor sees.
Refer to “Mouth Motor and Sensor Alignment”
Check wiring continuity from sensor to main board.
(AACE3200)
Replace sensor if needed. (AACB4401)
12 Volt DC is at motor.
Replace motor. (AAMO4101)
No 12 Volt at motor.
Check wiring from main board to motor. (AACE3200)
Replace main board. (A5NEWGEN1)
Faulty wiring.
Check for 12 Volts DC at motor.
If none –check wiring from main board to motor(AACE3200)
Replace main board. (A5NEWGEN1)
Left side
of mouth
Right side
of mouth
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