Chipper LS 160T41Recommendation: Check out conditions of blades every 40 operating hours.Regrind blade edges if they are found bluntJointing elements (bolts and nuts) should be replaced together with Theblades exchange. Safety nuts should be used only once, since they losetheir self-locking properties if used repeatedly. The fixing bolts shouldbe tightened with torque of 100 NmNOSTRESS System – Speed RegulationThis system is intended for overloadprotection of the combustion engineconsisting of an electronic control unit and aspeed sensor installed on the rotor shaft. Control unit:This control unit displays actual rotor speedvalues. When the rotor stops, the unitdisplays a total number of running hours"TH" or a daily number of running hours“DH”. To reset the current daily number, justpress both arrow buttons together, set upthe access code to “3003” and enter the main user menu. Select the submenu“delete daily hours” and confirm the function “delete”. Right function of NOSTRESS system:The speed regulator reduces material feeding upon contingent overloading. Forexample, the chipping wheel speed is set to 900 (1100) rpm to turn the loadingrolls off at speed loss and to 910 (1110) rpm to turn the rolls on again. Actual rotorspeed values are displayed on the control unit. However, actual engine speedvalues are not displayed.This control unit enables to set the speed according to the material to be loaded:F1 – light branch-wood, shrubbery, twigs, hedges