Ingersoll-Rand Xe-145M, Pocket Manual

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Will occur for each motor bearing temperature if the
corresponding Motor Temperature Enable set point is
set to ON and the RTD monitor shows an open circuit
reading for a given channel for 10 consecutive reads.
Recommended Checks

Ensure the RTD monitor is connected to the 24
VDC power supply and to the controller P9 COM3.

Ensure all the 2 bearing temperature sensors are
connected properly to the RTD monitor. Check
loose/broken wire.
Motor Monitor Communications Failure
Xe Software Logic for RS machines:
Will occur if any of the motor temperature enable
settings are ON and the controller is unable to
establish communications with the Motor RTD Monitor
within 10 seconds of reaching the home screen after
boot.
Recommended Checks