Hydrauliksystemet skal være forsynet med en alarm for lav væskestand i de hydraulikvæskebeholdere, der betjener det maskinelle betjeningssystem, og en alarm for lavt gastryk eller andre effektive midler til overvågning af tab af lagret energi i hydrauliske akkumulatorer.
The hydraulic system shall be provided with a low-level alarm for hydraulic fluid reservoirs serving the power-operated system and a low gas pressure alarm or other effective means of monitoring loss of stored energy in hydraulic accumulators.