12GBOn safety grounds, only original GARDENA sparesA may be used.Please contact GARDENA Service if it is necessary to replacethe cutting tool, which will only become blunt after several yearsuse if well-maintained. Repairs to the cylinder mower and theinstallation of the blades can be undertaken by suitable specia-list workshops.Have the cylinder mower checked over in the autumn if possibleso that it is ready for use immediately when the next lawn-mowingseason starts.If you have any problem with your cylinder mower, please contactour Customer Service.8. AccessoriesGARDENA Grass Saves raking up the cut grass. Art. No. 4029collecting bag9. Technical Data300 (Art. No. 4020) 380 (Art. No. 4023)Cutting width / Cutting height 30 cm / 12 – 42 mm 38 cm / 12 – 42 mmCutting height adjustment infinitely variable infinitely variableWeight 8.0 kg 8.5 kg10. WarrantyGARDENA guarantees this product for 2 years (starting from thedate of purchase). This guarantee covers all serious defects ofthe unit that can be proved to be material or manufacturing faults.Under warranty we will either replace the unit or repair it free ofcharge if the following conditions apply:• The unit must have been handled properly and in keepingwith the requirements of the operating instructions.• Neither the purchaser or a non-authorised third party haveattempted to repair the unit.The wearing parts blade cylinder (complete) and lower blade areexcluded from the warranty.This manufacturer’s guarantee does not affect the user’s existingwarranty claims against the dealer / seller.If a fault occurs with your Electric Aerator, please return thefaulty unit together with a copy of the receipt and a descriptionof the fault, with postage paid to one of the GARDENA ServiceCentres listed on the back of these operating instructions.Regrinding / repairs :