Craftsman 20 hp 42 in. Deck Yard Tractor "causes drive belt john deere" Questions

Drive belt is vibrating and making a lot of noise. Replaced belt. New one doing the same. Any idea what would cause the belt to do this? The belt is on a John Deere LT133 lawn tractor sound like you ...

...causes the drive belt to slip and start smoking when I engage the blades? Do I need to replace the drive belt? Its not the drive belt.  You have a bearing or etc. out.I just have problem.  ...

...john deere keeps shutting down when I try to engage the mower blades. it was working fine, till it wasn't. there is nothing wrapped up in the blades. Is there a safety switch maybe malfunctioning?it ...

...with pto on what could b the cause Do the shafts spin and not the pulleys? if so you need to replace the shear pins. If nothing works are there belts that drive fron the PTO could be a broken

...drive belt between the engine drive pulley and the transmission. There is an idler pulley between them that is spring loaded to keep the belt tight. If the pulley bearings froze so the pulley doesn't ...

...drive belt, and all seems fine. Any suggestions. I am becoming increasingly dissatisfied with it. Regards John Have the valves adjusted for they are required to be adjusted every year refering by the ...

...drive belt is to small and pulling on the assembly, and in turn pulling enough to break the bolt.  probably is fine when idle, but under load the condition changes, causing tension to be applied ...

...drive belt clutch / brake. If so you may have to remove mower deck and check belt idlers as those are a common problem. The other thing it has a reservoir for the hydrostatic TRANS next to gas filler ...

drive belt on my 42" john deere #L111 still is very loose the tractor runs for a while then stalls do you know what I did wrong I fixed my mower stalling issues on the L111 by loosening the gas cap. I