Removing the throat plate and cleaning the feed dogs
Okay. Last lesson we talked about the bird's nest under the plate and what causes it. This lesson, we're going to actually get under there and clean it out, because I can explain tension all day but at some point you need to open the machine up and look at the mess yourself.
Here's the thing. That little metal rectangle around your needle, the one with the two rows of teeth poking through, that's the throat plate and the feed dogs. Lint, thread bits, and cut fabric edges all collect down there whether you've had a jam or not. Every machine does this. It's not a sign you did something wrong, it's just what happens when you run thread and fabric past metal teeth for hours. Ignore it long enough and you get the exact bird's nest we talked about last time.
What you need
- Your screwdriver that came with the machine, the little one, probably still in the box it shipped in
- A lint brush, the tiny one that also came with the machine (yes, everything you need was in that box, I know, nobody reads that box)
- A pair of tweezers if you've got them
- Your machine unplugged. Actually unplugged, not just switched off.
That last one isn't optional. You're going to have your fingers right up against the needle mechanism and you don't want a stray foot pedal bump sending that needle down while your hand's in there. I've never had it happen to me, but I've heard about it, and I don't want to hear about it happening to you.
Steps
1. Raise the needle all the way up. Turn the hand wheel toward you until the needle is at its highest point. If the needle's down in the plate you can't get the plate off, and you definitely don't want to be forcing anything near a lowered needle.
2. Take the presser foot off. You don't have to, but it gives you more room and it's one less thing to knock loose while you're working.
3. Find the screws holding the throat plate down. Usually two, sometimes it's a clip instead of screws depending on your machine. Loosen them, don't fully remove them unless the plate is stuck, and set the plate aside somewhere you won't lose it. I keep a little dish on my table for exactly this, screws roll and disappear into carpet like they've got somewhere to be.
4. Look at what's under there. First time you do this you will probably say some version of "oh my heck" out loud, because there is always more lint under there than you expect. Gray fuzz, bits of thread, sometimes a little tuft of whatever fabric you were sewing last.
5. Brush it out. Use the little brush, going in the direction the feed dogs sit, not against them. For anything wedged between the teeth, use the tweezers. Don't use canned air. I know it's tempting, I know it looks satisfying in videos, but canned air just pushes lint further into the machine, down into places you can't reach with a brush. It doesn't remove the problem, it relocates it.
6. Check the bobbin case area too while you're in there. Same deal, lint collects in the bobbin race just like it does around the feed dogs. Clean it the same way.
7. Put the plate back on, screws snug, not cranked down. Turn the hand wheel by hand a few times before you plug the machine back in, just to make sure nothing's rubbing or catching.
8. Plug it in, put the presser foot back, test on a scrap. If it sews clean, you're done. If something still feels off, that's the machine telling you there's more going on, and we'll get to more of that later in the module.
How often
I do this every couple of weeks if I'm sewing regularly, more often if I've been working with fleece or flannel, which sheds like nothing else. Denim's actually pretty polite about lint, it's the fuzzy fabrics that fill the plate up fast. Close enough isn't a setting here either. A machine that's "probably fine under there" is a machine that's going to jam on you at the worst possible moment, usually the last seam of a project you're excited to finish.
I'll tell you honestly, the first time I did this I wasn't fixing a lint problem, I was fixing my own mistake. My machine ate a whole seam into a nest under the plate my first month owning it, and instead of calling anyone I took the plate off just like we did today, cleaned everything out, and rethreaded from scratch. Turned out the real problem wasn't lint at all, I'd never seated the thread in the tension discs properly and my presser foot was up the whole time. Classic rookie thing. But I learned to open the machine up because of it, and that's stuck with me longer than the embarrassment did.
Machines are honest that way. Yarn is not. I still cannot get a magic ring to sit right in crochet, no matter how many times someone shows me, and it drives me up the wall that my sewing machine will do exactly what I tell it and a length of yarn just will not cooperate. At least under this plate, everything you find has a reason for being there.
Before next time: pull your plate and clean it once at home this week, even if your machine's sewing fine right now. I want you doing this before there's a problem, not after.