3707 - 3907 - 3907 L, M, H - 3907/18 - 3907/18 L, M, H3707/10 - 3707/10 L, M, H - 3907 W - 3907 W L, M, HGBC65 14 01/2015Cartridge kit (fig. 22)Item Code Description Q.tyTS2 Z8 391107 Timer 1Recommended spare partsThe following is a list of spare parts that should be kept ready tohand in order to speed up maintenance work.List of recommended spare partsFigure 23Pos. Description Mod. Dimensions Code No.1 Star filter “L” Ø 560 8 170812 Star filter “M” Ø 560 8 172463 Filter ring Ø 560 8 150054 Filter ring seal Ø 560 8 170275 Filter clamp Ø 560 8 180816 Upstream Hepa filter“H” Ø 400x400 8 172647 Downstream Hepafilter 475x610x292 8 170938 Container / Lid Ø 460 8 40275TroubleshootingFault Causes RemediesThe vacuum suddenlystopsClogged main filter Shake the filter.Replace it if this is notsufficientClogged suction hose Check the suctionhose and clean itMotor protector tripper Check the setting.Check the power drawof the motor. Contactan authorized after-sales service centre ifnecessaryDust leaks from thevacuumThe filter is torn Change it withanother of identicalcategoryInadequate filter Change it withanother of a suitablecategory and checkThe vacuum blowsinstead of suckingIncorrect connectionto the electricity mainRemove the plug andinvert two of the livewiresElectrostatic currenton the vacuumNon existent orinefficient earthingCheck all earthconnections.Particularly check thesuction inlet Lastly,the hose must bestrictly antistaticAdditional information about special versions“B1” and “Asbestos”A. Type B 1 Industrial Vacuum Cleaners (Edition 06.98)- Zone 22WARNING!1. Only genuine, authorized hoses and accessories may beused.2. Extension cables, adapters or electric plug reducers mustnot be used.3. Type “B1” industrial vacuum cleaners are technicallysuitable for cleaning up dry flammable dust in Zone 22.Dusts with an extremely low flammability energy (MZE<1mJ) are excluded.Use of the appliance with this type of dust requires aspecific safety inspection in conjunction with furtherprovisions if required. The appliances are therefore notsuitable for vacuuming on unmanned machines.4. The container must be emptied when required and alwaysafter each use.5. If the motor turns in the wrong direction, e.g. caused byan incorrect polarity of the mains, the appliance must bestopped immediately to prevent critical conditions frombeing caused by the blowing action working in the oppositedirection, or by overheating.6. When the industrial vacuum cleaner operates in bothnormal and abnormal conditions, certain parts of it canbecome as hot as 135°C (e.g. the Motor).7. Type “B1” industrial vacuum cleaners are not suitablefor vacuuming or extracting explosive dust or equivalentsubstances, as established in par. 1 of the “GermanLaw for explosive substances”, or liquids, or mixtures ofcombustible dust with liquids.8. All parts of the vacuum cleaner are grounded to preventelectrostatic charges.9. During maintenance work and when the filter is replaced,periodically check to make sure that the PE ground cablesare undamaged and correctly fixed.