Bernette 800d serger manual
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Only a repairman knows which adjustments need to be made. Each one may be unrelated to the other and the fixes may be the same. Timing - There are several causes for the timing problem. A consistent tight spot - When you are turning the handwheel with your hand and the machine slows down at the same spot on every turn and no thread is causing the problem, you are in for some bad news. Leave these big repairs to the experience of a qualified repairman. For example the handwheel, the take-up lever and more. Instead, shipping, falling or other impacts may damage important parts of the machine. Big breaks - And these are not in your favor. A skilled repairman can diagnosis the issue and fix the problem without over oiling the sewing machine.
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Those sounds are not related to a lack of oil. Motor noises - these are different sounds your machine’s motor may make when something is wrong. You also do not want to buy expensive parts that may not fix the actual problem. A qualified repairman needs to look at the machine and take care of the issue. The machine doesn't run - If the light works but the motor and other parts do not run, don’t fiddle. Don’t try to fix this issue as there is a special tool required to handle the calibration. Uneven button hole - Even if you are using the correct foot and technique, your buttonholes appear uneven or lopsided. Here are some of those repairs you should not tackle: But there are quite a few you should just leave to the experts. It is tempting to think that you can handle a lot of different repairs when your Bernina sewing machine breaks down on you. Just remember to clean out the bobbin case regularly so the broken thread does not cause the newer thread to snap. You have a lot of flexibility with the Bernina 830 and that helps a lot when you are changing threads and fabrics frequently. The good news is that you can set the bobbin tension wherever you get the best results. In other words, setting or resetting your bobbin tension will be one of the easier tasks you need to do on the Bernina 830. To get back to normal tension setting, just line up the red dot on the bobbin case with the diagram on the door.
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This tool fits over the bobbin case and can move it left or right to adjust the tension. For adjusting the bobbin tension the company has included a special tool to use. If you don’t you may end up having a few problems. When you oil the 830 you should stick with the oil the company included in the package. They also include the oil that is made for your particular sewing machine. One of the good aspects of Benina the company is that they usually include the tools you need to make adjustments. Always make sure you clean your sewing machine to have it run right. One final issue is that your 830’s tension may be affected by the lack of cleaning your machine has experienced. To solve this issue, just add a drop or two of Bernina oil that came with the machine after 10 to 15 bobbins have been wound. Then, if you do not oil your Bernina that lack of lubrication may affect your thread tension. If you miss one, there is a possibility of the thread entering the machine. Then to avoid problems with the tension, you need to make sure that before you put the thread through the needle the light needs to come on and the machine needs to stop making clicking noises.Īlso, 2 thread guides have to be properly threaded or you may have a little difficulty with the thread. It seems that the Bernina sewing machines are calibrated to the Mettler thread yet that may only be a temporary problem. the first as discussed earlier, you may be using the wrong brand of thread. There can be a few things that can go wrong with the threading of the Bernina 830. If it doesn’t, then your next step is a nice visit with your Bernina approved repairman. If it is set too low, then you need to raise it.ĭo all the simple things first then see if the machine runs properly. If the tension is set to high, then lower it down. If you are using the correct thread and have threaded your 830 correctly check your tension dials. We will get into that issue in a little more detail shortly but for now, there is an easy fix. To fix those issues, all you have to do is replace the needle or push it back up into the clamp and tighten the screw. If they are bent or not inserted correctly, then your machine may not work as it should. The first item you should check when problems arise on your Bernina is the needles. You should be able to check your machine out first before giving in and taking it to the repair shop. These checks do not require a top or experienced repairman to handle. When you have a little difficulty with your Bernina 830 it is always best to check the simple stuff first.