vacuubrand ME 2 NT Instructions For Use Manual

Also see for MD 4 NT VARIO: Instructions for use Instructions for use

vacuubrand ME 2 NT Instructions For Use Manual Manual pdf 19 page image

page 19 of 67restarting the pump.• Note: In case of supply voltage below 100V, the lockof the cutout might be impaired and the pump mayrestart on its own after sufficient cooling down. Takeappropriate precautions, if an automatic restart of thepump may lead to a dangerous situation (e.g., switchoff the pump and disconnect from the power source).Maintenance and repairIn order to comply with laws (occupational, health andsafety regulations, safety at work law and regulations forenvironmental protection) vacuum pumps, componentsand measuring instruments can only be returned whencertain procedures (see section “Notes on return to thefactory”, pg. 59) are followed.Take advantage of our service seminars, which put specialfocus on the maintenance and repair of vacuum pumps.For details and for the online ”Instructions for repair” man-ual see www.vacuubrand.com.In case of normal wear, the lifetime of the diaphragmsand valves is > 10000 operating hours. Bearings have atypical durability of 40000 h. Motor capacitors have a typi-cal durability in the range of 10000 to 40000 h dependingstrongly on operation conditions including ambient tem-perature, humidity or load.➨ Ensure that the pump cannot be operated acciden-tally. Never operate the pump if covers or otherparts of the pump are disassembled.➨ Switch off the pump. Disconnect the electrical pow-er cord and wait two minutes before starting mainte-nance to allow the capacitors to discharge.NOTICE