So check the spindle bearings and check the.
Troy bilt riding lawn mower belt keeps coming off.
The use of an incorrect worn out or damaged drive belt.
Loose damaged or mis aligned belt pulleys.
How to remove troy bilt trimmer head.
You wonder what s gone wrong.
You re mowing with your riding lawn mower and it suddenly stops moving.
When a riding lawnmower s mounting system is off balance it affects how evenly the mowing deck hangs and an uneven deck may affect the drive belt s operation and cause the belt to come off.
But if you don t follow the right steps it could actually become a massive headache.
Belt installation instructions are located in the equipment operator s manual.
That guard should help keep it on the pulley.
Always be sure to check your owner s manual for detailed instructions on.
Loose or damaged spring tensioned idler pulleys.
A cursory inspection reveals the transmission drive belt has come off.
Make sure all pulleys are still rotating smoothly.
He has learned from friends and neighbors that this seems to be a pretty common problem but a head scratcher to figure out.
You can always follow our advice and steps to make it happen.
To address this condition.
But if there s excess slack from a worn belt or the idler not keeping tension it can still pop off.
Usually each pulley has one and when you put the belt back on and have the brake clutch not engaged and the belt is tight check each pulley and adjust the belt guide so there is just enough room so the belt does not hit the guide.
If one has bearings that have gone south the pulley could be cocked which will throw the belt.
The engine s running fine and the mower blades are spinning but the mower just won t move.
The belt is in good shape no bent or locked up pullies.
This is how you remove and change the deck belt on your troy bilt riding lawn mower.
I am asking for my father in law he has a troy built bronco that the deck belt keeps jumping off.
When you shut the pto off it s rather sudden and the deck pulleys will keep spinning which keeps the belt moving and makes it whip around.
Loose or missing transmission mounting hardware.
There should be a belt guide or keeper that keeps the belt from falling off the pullies when the tension is released.