Why does the belt keep coming off my riding mower?
The drive belt may come off a riding mower because it is damaged or loose. … If broken or worn, the belt can break while the engine runs, and it can fly off at a great velocity, which is highly dangerous. Check the belt for looseness, cracks, fraying or separation from the rest of the assembly, and replace if necessary.
How do you put a belt on a Poulan riding lawn mower?
How to Tighten the Belt on a Poulan Riding Lawn Mower
- Roll the Poulan riding mower onto a flat surface. …
- Lift the cover for the engine and remove the spark plug, using a socket wrench. …
- Lower the mower deck.
- Push in on the idler pulley underneath the engine. …
- Remove the bolt from the housing on the deck.
Can a lawn mower belt stretch?
Yes, lawnmower belts can stretch. … When it stretches more than it should, it can result in the drive belts lose grip on the pulley system. When that happens, the efficiency of mowers takes a dip.
How do I know if my lawn mower belt is bad?
These signs show when a mower belt could experience failure and needs replacement as soon as possible:
- The belt has side wall damage. Mower belt edges should be smooth and even throughout the entire length of the belt. …
- The belt has a glazed or burned sidewall. …
- The belt is cracked.
Can you adjust belt tensioner?
When the belt stretches, it can begin to slip, if left unattended. Not all types of drive belt systems can be adjusted. Cars equipped with an automatic belt tensioner adjust themselves over time and do not require adjustment.
How do you adjust the belt tension on a Craftsman riding lawn mower?
Push the belt keepers on the transaxle pulley down and slide the belt over the transaxle pulley. Pull the slack from the back of the tractor (transaxle pulley) and slide the belt on to the stationary and clutch idlers. This will increase the tension in the belt and hold it in place.
How do I know if my mower deck pulley is bad?
How to Tell if Mower Deck Spindle is Bad
- Uneven grass after cutting.
- Bent and broken parts.
- Squealing sounds.
- Loud buzzing noise and vibration.
- Spindle failing to heat up.
How tight should Lawn Mower drive belt be?
Yes, most of the riding mowers have at least 2 drive belts. How tight should riding mower belt be? It should be tight but not TOO tight. You should start by tightening it as tight as an alternator belt.