Mcb Led Troubleshooting Chart - Vision Fitness Vision Series Service Manual

MCB LED-AIDED TROUBLESHOOTING CHART
NO. PROBLEM/RESULT
1
No operation of MCB or PCB
2
No operation of MCB or PCB
3
PCB will not power up
PCB will power up but the MCB
4
will not operate
5
Will not operate the motor
6
Will not operate the motor
7
MCB in current limit mode
8
Will not operate the motor
9
Incline move up
10
Incline does not move
11
Incline move down
12
Incline does not move
CORRECTIVE ACTION
Verify connections, power switch, circuit
breaker and fuse
Check fuse F1
Replace MCB
Verify adequate line voltage. If line voltage is
adequate, MCB is damaged and needs to be
returned to manufacturer.
Verify connections to motor and the motor
itself. If the motor and its connections are
good, the MCB should be replace. Return
MCB to manufacture with information on
location. Power level, how it was used when
failure occurred etc.
The motor can be verified by disconnection
the motor; connecting a volt-ohm meter(set to
VCD) to the motor leads; and spinning the
tread and observing a voltage. If no voltage,
Bad motor.
A 5-second current limit time-out has occurred.
Resets console or cycle power to correct.
Check treadmill for excessive wear or
mechanical defects. If problem persists, return
MCB.
The MCB is experiencing a discontinuous over
current events. Check for mechanical wear
and/or defective motor. If on mechanical wear
and motor good, replace MCB and return
defective MCB to manufacturer.
Check and verify the J2 and J3 cables are
good, replace the PCB. If the problem
persists, replace the MCB.
Verify connections to the J3 & incline motor. If
the connections look good, check F2.
Verify connections to the J3 & incline motor. If
the connections look good, check F2.