3.4 Monitoring of Test ResourcesIn the framework of quality assurance the measuring-related properties of the bal-ance and, if applicable, the testing weight, must be checked regularly. The respon-sible user must define a suitable interval as well as type and scope of this test. In-formation is available on KERN’s home page (www.kern-sohn.com with regard tothe monitoring of balance test substances and the test weights required for this. InKERN’s accredited DKD calibration laboratory test weights and balances may becalibrated (return to the national standard) fast and at moderate cost.4 Basic Safety Precautions4.1 Pay attention to the instructions in the Operation ManualCarefully read this operation manual before setup and commissioning, even if youare already familiar with KERN balances.4.2 Personnel trainingThe appliance may only be operated and maintained by trained personnel.5 Transportation & Storage5.1 Testing upon acceptanceWhen receiving the appliance, please check packaging immediately, and the appli-ance itself when unpacking for possible visible damage.5.2 Packaging / return transportÖ Keep all parts of the original packaging for a possibly required re-turn.Ö Only use original packaging for returning.Ö Prior to dispatch disconnect all cables and remove loose/mobileparts.Ö Reattach possibly supplied transport securing devices.Ö Secure all parts such as the glass wind screen, the weighing plat-form, power unit etc. against shifting and damage.CFS/CCS-BA-e-1013 9