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.
5-4 Revision: 1.0 Date: 2001-06-01