13Service and Repair ManualModel 810VGeneral For best performance hammers should be serviced at regular intervals, any indication that the hammer isnot performing as specified should be investigated to prevent any adverse damage occurring.ALL SEALS, GASKETS, GREASE OR OTHER PARTS DEEMED NECESSARY FORSERVICING ARE IN THE SERVICE KIT.ALL NEEDLE ROLLER BEARINGS SHOULD BE PRESSED WITH THE ROUNDEDEDGE ENTERING THE BORE FIRST, AND THE PRESS TOOL PRESSING AGAINSTTHE FLAT SURFACE OF THE BEARING.Cleaning All mechanical parts with the exception of any sealed bearings should be cleaned in a suitable cleaningfluid. Electrical parts should be cleaned by the use of compressed air.PRECAUTIONS MUST BE TAKEN FOR PERSONAL SAFETY THE USE OF EYEPROTECTION AND GLOVES IS RECOMMENDED.Inspection All mechanical and electrical parts should be inspected for wear and replaced as required.