SDMO R 340 U User And Maintenance Manual page 36

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Coolant level, check
Do not open the filler cap when the engine is hot, except in an emergency. Boiling liquid or vapour may be
ejected.
Warning
The system must be filled up with liquid which has identical proportions to that already contained in the cooling
system.
Only open the filler cap (1).
Important
The coolant level must be between the MIN and MAX marks. Top up the oil if
necessary.
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Checking the air filter clogging indicator
Special air filters must be used for extremely dusty conditions.
Important
Replace the filter when the indicator remains in the red zone after the engine
has been stopped.
Reset the indicator after the filter has been replaced by pressing the button.
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