| rst 5.6 & rct 7.6 service manual 2007_rev1.0
RST5.6 & RCT 7.6 Sears Service Manual 2007
No Motor Movement Troubleshooting
| rst 5.6 & rct 7.6 service manual 2007_rev1.0
RST5.6 & RCT 7.6 Sears Service Manual 2007
No Motor Movement Troubleshooting
Symptom
Possible Cause
Test Procedure
Repair
If the AC voltage is missing
or incorrect, check the AC
service or consult an
electrician.
Replace parts as needed.
Replace MCB.
Replace drive motor.
Replace optic sensor.
No Motor Movement - Upon
pressing start, console
responds normally, keys
respond normally, and
elevation works but no belt
movement.
Inadequate power.
Damaged or improper
wiring.
Failed motor control board
(MCB).
Failed drive motor.
Failed optic sensor.
-Check for dedicated circuit
(20 amp is ideal) and check
wall outlet voltage (120 VAC)
Reference Power Source
Wiring Diagram. (p. 20)
-Make sure machine is not
on extension cord or surge
protector.
Reference No Motor
Movement Voltage
Checkpoints. (p. 21)
-Verify there are no pinches or
cuts in the power cord, power
wires motor wires, or console
cable.
-Verify the connections of
above wires and cords.
Reference No Motor
Movement Voltage
Checkpoints. (p. 21)
-Verify power to MCB
Reference No Motor
Movement Voltage
Checkpoints. (p. 21)
-Measure voltage output from
motor.
Reference No Motor
Movement Voltage
Checkpoints. (p. 21)
Reference No Motor
Movement Voltage
Checkpoints. (p. 21)
