RTC NOT AVAILABLE

UnclassifiedGeneral

What This Code Means

Control panel shows 'RTC NOT AVAILABLE' message; Unable to program the CEM7 device working / events; Control panel displays 'RTC NOT AVAILABLE' message; Unable to program genset working events

Possible Causes

  • Programming-timer option is not detected
  • Programming-timer option is not installed

Suggested Actions

  1. 1Install the programming-timer option (see expansion attachment)
  2. 2Install the programming-timer option

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for RTC NOT AVAILABLE on your specific Himoinsa unit — cited to the OEM manual, not a forum guess.

TRY IT FREE