So, you're out in the middle of a trail or halfway through a job on the farm and you realize you need a can-am defender belt removal without tool because you either lost the spreader or left it back in the garage. It is a frustrating spot to be in, honestly. We've all been there—that distinct smell of burnt rubber starts wafting up, the machine loses its "get up and go," and you know exactly what's happening. You pull the seat up or side panel off, look at the clutch cover, and then realize your toolkit is missing that one specific bolt or spreader tool required to open the secondary clutch.
The good news is that while the tool makes life a lot easier, it isn't strictly mandatory if you have a bit of muscle and a decent understanding of how these CVTs (Continuously Variable Transmissions) work. You can get that belt off and a new one on just by using your hands and a little bit of leverage. It's not the "official" way, and your fingers might be a little sore afterward, but it'll get you back to the trailer or finish the workday.
Getting the cover out of the way
Before you can even worry about the belt, you've got to get into the housing. On a Can-Am Defender, this is usually the most tedious part. You're looking at about a dozen small bolts (usually 8mm) holding that plastic cover in place. If you're lucky, you at least have a socket set or a nut driver with you.
One thing to keep in mind: the bolts at the very back and bottom of the cover are a total pain to reach. You'll be reaching around the frame and probably cursing a little bit. Once you get all those screws out, you have to wiggle the cover past the outer plastics. It feels like a puzzle, but with a little twisting and turning, it'll pop out.
Take a second to look at the inside of the cover once it's off. If the belt exploded, you're going to see a "birds nest" of cords and rubber chunks. Make sure you clear all that junk out. If you leave those strings in there, they'll wrap around the shafts and take out your oil seals, and then you're looking at a much more expensive repair than just a belt.
The trick to opening the secondary clutch
Now for the actual can-am defender belt removal without tool part. The goal of the spreader tool is to push the two halves (sheaves) of the secondary clutch apart. The secondary is the big pulley toward the rear of the machine. When those sheaves move apart, the belt drops down into the center, giving it enough slack to be pulled over the edge.
Without the tool, you have to do this manually. Here is how you do it:
- Grab the secondary clutch: Put both hands on the outer half of the secondary pulley.
- Push and twist: You need to push inward (toward the engine) while simultaneously rotating the clutch clockwise. The internal ramps and the spring tension are working against you, so you've got to put some weight into it.
- Use the belt as a wedge: As you manage to get a small gap between the sheaves, try to shove the belt deeper into the "V" of the pulley. If you can get the belt to drop even half an inch toward the center, it will hold the sheaves open for you, making it much easier to get the rest of the belt off.
It takes a bit of a "rhythm." You're essentially trying to trick the clutch into thinking the machine is shifting, which naturally spreads the sheaves. If your hands are greasy or sweaty, grab a rag or even your shirt to get a better grip.
Walking the belt off
Once you've managed to get some slack by pushing the secondary sheaves apart, you can start "walking" the belt off. Start at the top of the secondary clutch. Pull the belt toward you, over the outer lip of the pulley.
Once you get a small section of the belt over the lip, rotate the entire clutch assembly. As you rotate it, the belt will naturally follow that path and peel itself right off the pulley. It's exactly like putting a chain back on a bicycle, just much heavier and under more tension. Once it's off the secondary, it'll slide right off the primary clutch (the smaller one in the front) without any effort at all.
Checking the sheaves
While the belt is off, don't just throw the new one on immediately. Rub your fingers along the smooth faces of the clutches. Do you feel any burnt rubber residue? Is there a "glaze" or any deep grooves? If there's rubber stuck to the metal, your new belt is going to slip immediately. If you have some Scotch-Brite or even a rough rag, give those surfaces a quick wipe-down. It makes a huge difference in how long the next belt lasts.
Putting the new belt on without the tool
Getting the new belt on is actually a bit tougher than taking the old one off because the new rubber is stiff and hasn't been stretched out.
First, loop the belt over the primary clutch. Then, try to get as much of it as possible over the top of the secondary clutch. You won't be able to just slide it on because the sheaves are closed tight.
Repeat the "push and twist" motion on the secondary clutch. As the sheaves open up, try to tuck the edge of the belt into the groove. Once you get a few inches of the belt seated in the groove, hold it there with one hand and use your other hand to rotate the clutch. It's going to be tight, and you might pinch a finger if you aren't careful, so keep your digits away from the spots where the belt is diving into the pulley.
Eventually, the belt will "pop" into place. It'll be sitting deep in the secondary clutch, which is normal.
Finishing up and the "Burp"
Before you put the cover back on, make sure the machine is in neutral and give the secondary clutch a few good spins by hand. This will help the belt ride back up to the top of the sheaves where it's supposed to be.
If you have a can of compressed air (unlikely if you're on a trail, but great if you're in a shop), blow out the clutches to get rid of any dust. High heat and dust are the two biggest belt killers, so a clean clutch is a happy clutch.
When you go to put the cover back on, make sure the gasket is seated correctly. If you pinch that gasket or leave a gap, water is going to get into your clutch housing the next time you hit a puddle or cross a creek. If the belt gets wet, it'll slip instantly, and you'll be right back where you started.
Why you should still get a tool eventually
Even though you can pull off a can-am defender belt removal without tool, it's definitely the "hard way." Doing it by hand puts a lot of stress on your wrists and can actually be a bit dangerous if the clutch snaps shut on your hand.
Most people who ride these machines regularly end up buying a specialized "belt changing tool" that threads into the secondary clutch. It's usually just a long bolt with a handle. It makes the job a 5-minute task instead of a 20-minute struggle. But hey, knowing you can do it without the tool is a great piece of insurance for those times when things go wrong in the middle of nowhere.
Just remember: once that new belt is on, take it easy for the first few miles. Belts need a "break-in" period to heat cycle properly. Don't go pinning the throttle or towing a heavy trailer immediately. Give it some time to seat into the clutches, and it'll last you a whole lot longer.