Alarm On Local Display: Position Sensor (Hardware 11 Or Hardware 12) - BIFFI ICON3000 Service Manual

Section 2: Troubleshooting
December 2021
2.2.7 Alarm on Local Display: Position Sensor
(Hardware 11 or Hardware 12)
The value of the actuator position is not valid in terms of bit, i.e. is not within the set range of bits.
The fault reason may be reconducted to
an external unconventional operation to
the actuator.
10
POSITION SENSOR
Reconfigure the stroke limits.
YES
Alarm disappear?
NO
Check in sequence:
1. Verify the cabling between the
position sensor and the logic card
(CN14).
2. Replace the position sensor.
3. Replace the logic card.
4. Verify the mechanical integrity of
the shaft of the position sensor.
If the alarm disappears, recalibrate both
stroke limits.
Service Manual
MDE 252 Rev. 1
Troubleshooting