Bernina 807 Manual - Page 53
Cleaning, oiling
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Cleaning and oiling Model 807. 810 Cleaning the machine. During sewing pieces of thread and fluff collect under the needle plate and around the hook. The cover plate of the free arm should be removed from time to time so that the sewing fluff can be cleaned away. 'N I. Cleaning and oiling the hook. Remove After cleaning pour a few drops of oil bobbin case. With the forefinger of the into the shuttle race. Insert the shuttle right hand press latch to the left. The again with the left hand. Lock the locking bridge together with the hook bridge together with the shuttle race race cover now be turned down. cover, making sure that the spring snaps back into position. Test by turn- ing the hanclwheel as a preacautionary Take off cover-plate from free-arm. measure. Replace arm cover and re- Remove presser foot or needle, open hinged cover. Then hold the cover- screw tightly. When the bobbin case is - inserted the hinged shuttle cover can plate with the left hand press the be closed. release lever at the same time with the forefinger of the right hand. 'I „tp • 4 Now the hook can be taken out and the * If the machine has been standing in a hook race cleaned with a small brush and cotton duster. Never use hard cold room, It should he brought into a tools such as screwdrivers and warm room about an hour before use, Alter removing the cover, the feed dog scissors for removing thread particles. so that it can warm up to room tem- is free and can then be properly perature and the oil In the bearings will cleaned as also can the lower side of again become fluid. the needle plate on the-arm-cover. 52