Owner`s manual

2008 AFG Service Seminar [rev 1.3] | 57
Section Three | Troubleshooting
Treadmill Troubleshooting
>> No Motor Movement
Symptom Possible Cause Test Procedure Repair
No Motor Movement
- Upon pressing start,
console responds
normally, keys respond
normally, and elevation
works but no belt
movement.
Inadequate power.
-Check for dedicated
circuit (20 amp is ideal)
and check wall outlet
voltage (120 VAC).
-Make sure machine is
not on extension cord or
surge protector or GFCI
.
Reference p25.
If the AC voltage is
missing or incorrect,
check the AC service or
consult an electrician.
Damaged or improper
wiring.
-Verify there are no
pinches or cuts in the
power cord, power wires
motor wires, or console
cable.
-Verify console cable
continuity.
Reference p37.
-Verify the connections
of above wires and
cords.
Replace parts as
needed.
Failed motor control
board (MCB).
-Verify power from
MCB.
Reference p32 and p33.
Replace MCB.
Failed drive motor. -Measure voltage output
from motor. Reference
motor, AC Wire Voltage
Check p34.
Replace drive motor.
Failed optic sensor. -Verify voltage of digital
sensor. Reference p32.
Replace optic sensor.