Operating Instructions2K800/2K801/2K802 Initial InstallationEN 4161.758.103m – 2015-10 113 Initial Installation3.1 Axial runout, radial runout and lengthtolerances – drive motorIn order to guarantee fault-free operation, themotor must not exceed the specified tolerances.Axial runout, radial runout and length tolerances –electric motor mounting flange:GearboxtypeToleranceA B C L=1402K800/2K8010.030 0.063 0.063 0.200A B C L=1402K802 0.030 0.063 0.063 0.200Tolerances A, B, C to DIN 42955RPlease note that the tolerance of the shaft length“L” is restricted in relation to the DIN standardCAUTIONThe special tolerance for shaft length “L” mustbe maintained in order to guarantee fault-freegearbox operation. Undersize shafts must becompensated for by using shims when mountingto the motor. Oversize shafts must be machinedto the correct length.Take into account the motor shaft elongationcaused by heating in motors with fixed bearing onthe B-side (opposite the motor output shaft).A B CL 001064