PARAMETERS 73 TO 74

UnclassifiedCooling

What This Code Means

Inaccurate fuel level measurement; Activation of the genset contactor is disabled; Low engine temperature alarm rises; Pre-heating system is deactivated

Possible Causes

  • Tank level sender is not calibrated
  • Engine temperature is under an adjustable threshold (Thresholds table parameter 28)
  • Engine temperature falls below the low temperature alarm threshold
  • Engine temperature is over the adjustable engine temperature threshold (Thresholds table parameter 30)

Suggested Actions

  1. 1Record parameter 12 of the measurement table with the level sender in its minimum position to adjust the minimum fuel level of the tank
  2. 2Record parameter 13 of the measurement table with the level sender in its maximum position to adjust the maximum fuel level of the tank
  3. 3Record parameter 12 of the measurement table with the level sender in its minimum position to adjust the minimum fuel level
  4. 4Record parameter 13 of the measurement table with the level sender in its maximum position to adjust the maximum fuel level

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for PARAMETERS 73 TO 74 on your specific Himoinsa unit — cited to the OEM manual, not a forum guess.

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