UBS Hydro IIMaintenance EN2018-05-02 41 / 60• Check the hydraulic connections and lines for tightness and damages.• Check the air pressure of the driving wheels.• Before each use, perform a test run.• Clean the machine after each use.7.3.3 Maintenance after 20 operating hours / longer down-timeDANGERDanger to life or risk of injury due to a running machine!A running machine can cause danger to life or risk of injury, as well as risk ofmaterial damages to the machine or system!• Prior to maintenance works, disconnected the machine from the powersupply and secure it against unintended switching on.The user shall plan, perform and record the tests considering the applicableregulations and laws.The safety devices must be ensured, in order to ensure a safe operation of themachine:At an interval of maximum 20 operating hours, as well as at the beginning and theend of the season, all movable parts must be greased or oiled.Lubrication pointsPersonnel:• Private and commercial usersProtective equipment:• Protective clothing• Protective gloves• Safety goggles• Regularly and at the beginning and the end of the season, all movable partsof the machine must be greased or oiled.• There is lubrication nipple below the equipment fixture on the base machine;lubricate it regularly.• Regularly grease the fixture of the attachment or fixing tube of the self-propelled work machine.• Grease or oil the Bowden cables, if necessary• Replace hydraulic oil and filter for the first time after 20 operating hours, thenevery 100 operating hours. Replace hydraulic oil filter within the same timeintervals as the oil changes take place. (For the types of oil used referto(See chapter 10 Technical data on page 53))• Clean the primary air filter (if installed) at least after 20 operating hours and ifthere are very dusty conditions, after a few hours• Replace the primary air filter (if installed) and the air filter cartridge forpollution and replace in case it is very dirty or damaged.