MSho 852To be handed to the workshopOperating instructionsfor the High Frequency Hand GrinderType MSho 852 and MSho 852 K {42 Volts)1. Technical DataType of current: 3 phase 200, 300 cyclesFrequency Speed InputType cycles R. P. M. WattsMSho 852 200 12000 1100MSho852K 300 18000 17001) Wheel 80 m/s (263 ft/s)2. ConstructionThis grinder is a surface cooled electric tool with high overloadingresistance and of sturdy construction. The tool offers theadvantage of total enclosure, eliminating wear caused by ingressof grinding dust. The switch is built into the dustproof handle .For safety reasons the machine must be earthed (according toVDE regulation 0100 § 15) using the designed earth wire, oneend fastened to the connection plate of the switch, the other endconnected to the earth screw of the plug.Types MSho 852 K must not be earthed .3. Connection and OperationOperating voltage and frequency must correspond to the voltageand frequency marked on the rating plate. Provide overloadprotection to match the rated current.. For good installation of high frequency, we draw your attentionto our installation instructions for High Frequency Transformers(BE 22) .Switch must be in the "Off" position when connecting.Check that tool rotates in direction marked by arrow on themachine otherwise the flange may become loose . On puttingBE 296/e X 2. 73 Print ed in German yGrinding wheel Net weightOutput max. rpIWidthIin. I mm in. I mm lbs kg---810 5 125 1) 3/4f9h6 20/14 11.6 5.21250 3 3/s 85 1) 1 1/4/ 11/s 32/28 11.6 5.2tool into service, switch on briefly only to check rotation . If itdoes not follow arrow, reverse by changing over two leads inthe plug.Do not exceed the dimensions of grinding wheels stipulated.4. Maintenance and lubricationThe grinder requires proper maintenance. Before carrying outany maintenance work always remember to pull out the plug.In order to prevent accidents check cable at regular intervals.To replace cable see paragraph 5 (3).After fitting a new cable check all conductors as well as earthwire.Every 900 duty hours the grinder should be completely dis-mantled as described under paragraph 5 and all parts must bethoroughly cleaned.Please be sure that all electric parts are only cleaned dry.The gear needs particularly thorough lubrication . Rinse ballbearings in clean solvent, then pack them with fresh grease.