A53 Z0 9 0020 L En Technical documentation
Chapter : Dedicated I/O lines
10.7
Air fan
Figure 50 - Connection for air fans
In all cases, the AIR FAN will be activated if J5 is activated or if the “max water temp” protection (F6/F7
analogue input) is configured and triggers.
10.7.1
Manual mode
AIR FAN output is activated if engine speed is other than 0.
10.7.2Automatic mode
AIR FAN is activated if temperature is over the pre-set threshold (E1178) and de-activated when water
temperature is lower than 80% of the threshold. AIR FAN is not activated if engine is stopped.
Output 1 function [E1260] = Air fan (2215)
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