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P00154@x4-7300low

Check Supply Air Sensor

electrical

Description

Supply Air Temperature Sensor is not within -53 to +158°F (-47 to +70°C), and Pretrip fails and displays “PRETRIP FAIL AND COMPLETED”.

Activation Conditions

Supply Air Temperature Sensor (SAT) is not within the range of -53 to +158°F (-47 to +70°C).

Unit Behavior

Pretrip will fail and display “PRETRIP FAIL AND COMPLETED”.

Reset Conditions

Auto reset if Pretrip is started again, or alarm may be manually reset using the display mounted keys or by turning the unit off, then back on again.

Corrective Actions

Check Sensor Operation: Refer to procedure for alarm 00123 Check Air Supply Sensor. Alarm condition must be corrected and the alarm cleared to continue.