Bernina Favorit 840 Download Link For
HIGH QUALITY CLEAR black.Today I replaced the upper and lower drive belts on a Bernina 730 Record. SERVICE / REPAIR MANUAL and PARTS. Send us an email or give our customer service team a Offered is a Download Link for 2 BERNINA manuals for 840, 841, 842 FAVORIT models. If you dont see your model listed below, we would love to help. From Bernina presser feet to instruction manuals, we have your sewing needs covered. Shop our extensive selection of genuine and replacement Bernina sewing machine and serger spare parts.
At this point you can plug in the power supply and try running the machine with the foot controller. When you think you have the correct tension, tighten the screw back up with the allen wrench. You can slide belt over the hand wheel and put it back on the shaft.Upper belt goes behind wheel and up over hand wheelHand wheel back in place and upper belt tucked in behind itThe bottom belt goes over the wheel and connects to the motor pulley.You will need to adjust wheel position so that the belts are not too tight and putting strain on the motor or too loose and not engaging the wheel or hand wheel. Start with the upper belt and remember it tucks in behind the lower wheel. Slide the hand wheel off and the belt should come with it.Both belts and the hand wheel have been removedNow start putting the new belts back into the machine. This will give the wheel some play horizontally and vertically.Loosen screw below the wheel, do not take screw outRemove the lower belt from the motor and wheel first and then slide the wheel up slightly to remove the upper belt.The upper belt is nestled behind the lower wheel and stretches up over the hand wheel.
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