908 StarCool Alarm Codes And Actions

908 Real-time invalid
Description Real-time Clock Unavailable
Cause Real-time clock battery defective
Trouble
shooting
Possible causes:
  • Real-time clock battery defective.
Accompanied alarms:
  • AL 801 will be activated during FT- or PTI test.
Trouble shooting:
  1. Real-time clock battery defective.
Replace main controller.
Criteria Invalid reply from real time clock

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