GE T2100 Service Manual page 86

Troubleshooting
TDU Event /
Error Code
0x03
86
Status
Definition and
Detail Description
Fatal Elevation Error:
(Halts Current • <00> During
Operation) calibration, the
potentiometer
feedback did not
change while the
elevation motor
was running.
• <01> During
calibration, the
limit switch was
detected as
set before and
after the motor
started, and the
potentiometer
feedback
changed.
• <02> During
calibration, the
potentiometer
reached
maximum or
minimum and
the limit switch
was not reached.
• <03> During
calibration, the
potentiometer
feedback for the
maximum and
minimum limits
were too close
together.
• <04> During
calibration, a
timeout occurred
waiting for the
limit switch to be
reached.
• <05> During
normal operation,
the potentiometer
feedback did not
change while
the motor was
running.
T2100 Treadmill
Check These Items
Checks the elevation racks and
elevation system.
1. Powercycle the T2100
Treadmill and monitor
the T2100 Treadmill for
reoccurrence of this error.
(This may be an isolated
incident.)
2. Inspect the elevation racks
for any obstruction/foreign
objects lodged between
the gear teeth.
3. Check the elevation racks
for any apparent damage
to the gear teeth, or
bending of the racks.
4. Check the elevation
drive shaft (between
the elevation racks) for
damage or bending.
5. Check for loose wiring and
connections between the
elevation motor and the
e-box.
6. Check the power board
and processor board test
points verify they are
operating within the test
range. See "Power Supply
Voltage Checks and Fuses"
on page 100.
7. Check for damage to the
elevator capacitor.
8. Replace the elevation
potentiometer with a
known working POT. (If the
problem persists...)
9. Replace the elevation
motor with a known
working motor. (If the
problem persists...)
10. Replace the processor
board. See "PCBs
and Power Supply
Replacement" on page
128.
2021403-120F