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Maintenance indicator, remaining time function - GF54.30-P-3001A

MODEL 170 up to 31.5.97 

The time remaining until the next maintenance service is calculated starting with the total time set at the factory.

The total time means the time specified between two maintenance intervals. It can be set with the HHT between 95 and 485 days. The remaining time means the time remaining until the next maintenance service is due. The remaining time is a pure time criterion. The remaining time is reduced by one day each day regardless of the mileage.

Example: Given values

Remaining time = 365 days - 300 days = 65 days

In addition a warning threshold between 10 and 30 days can be set with the HHT for the remaining time. The maintenance indicator then comes on automatically beginning at this threshold. The warning threshold is set to 30 days at the factory.

The remaining time is displayed only when the condition: Remaining time (in days) x 40 < remaining mileage (in km) is fulfilled meaning that the time criterion has priority.

Display of remaining time 

The display has a resolution of 1 day.

The data remains stored in the event of operating voltage failure. The time during which the operating voltage is absent, is, however, not counted!

  Maintenance indicator, remaining mileage function Model 170 GF54.30-P-3000A 
  Operating instructions for maintenance indicator Model 170 GF54.30-P-0007-02A