Trackmaster TMX428 - Smart Power Supply Error Code 7 Flow Chart 1 P Excessive Speed Mismatch

TRACKMASTER Ch. 9 Troubleshooting
317-160-406 Rev 4 TMX428 TMX428CP & TMX58 Service Manual 85
May 2021
Smart Power Supply Error Code 7 Flow Chart 1P “Excessive Speed Mismatch”
1P
Is the Red LED D13
flashing 7 times with
4 second pause on the
Smart Power Supply
FG0495?
No
Yes
Turn the treadmill power
switch OFF (O).
Is the Red LED D13
flashing on the
Smart Power Supply
FG0495?
Yes
Treadmill should
be operational.
No
Verify the harness between Drive PC2303-012-N
and Smart Power Supply FG0495 is properly
connected and not damaged.
Was the harness
damaged?
Was the harness
properly
connected?
Replace Harness
317-160-208
Yes
No
Connect harness.
Verify the harness between Motor
PMC5FA-00101-03 and Drive PC2303-012-N
is properly connected and not damaged.
No
Yes
Was the harness
damaged?
Was the harness
properly
connected?
Replace Motor
317-160-197
Yes
No
Connect harness.
No
Yes
Turn the treadmill power switch
OFF (O) for 10 seconds then
turn the power switch ON (-).
Is the Red LED D13
on the Smart Power
Supply FG0495 on
continuously?
No
B
A
Yes
1I
1I