Many riding mowers use belt keepers to assist with keeping the mower belt in place This is a rod that sits between 1/8” to 1/4” away from the pulley The belt doesn’t sit against the belt keeper The keep just prevents the belt from coming out of place and slipping off the pulleys
Why does my lawn mower belt keep falling off?
A lawn mower belt keeps coming off the mower because the belt guides and brackets are out of adjustment; debris is collecting under your pulleys and tensioners; the brackets, bearings or bushings are damaged, or the mower belt is worn
Why does the belt keep coming off my Craftsman riding mower?
Your Craftsman mower belt may come off if the belt has been stretched or shredded; the belt keepers and brackets have been bent, the spindles, pulleys or tensioner spring are damaged; or debris has been lodged in your deck
Why does my belt keep coming off?
The serpentine belt need constant tension on the belt to keep it from coming off If the belt alignment is not aligned then the belt may come off When this is out of adjustment or the tensioner pulley itself is loose this may cause the belt to come off as you describe
Can a lawn mower belt stretch?
Yes, lawnmower belts can stretch Continuous wear due to regular operation can cause them to elongate over time When it stretches more than it should, it can result in the drive belts lose grip on the pulley system
How do you tighten the belt on a Troy Bilt riding lawn mower?
How To Tighten The Belt On A Troy-Bilt Riding Mower Step 1: Find An Area To Work Step 2: Prepare Your Mower Step 3: Remove The Deck Cover Step 4: Remove Your Blades Step 5: Access The Belt Step 6: Adjust The Belt Step 7: Reinstall And Test
Why does my deck belt keep breaking?
the most common cause of the deck belt breaking would be a idler or mandrel pulley not lined up properly or the bearings going out and making the pulley wobble or the belt is getting rubbed somewhere check the pullies on the deck to make sure they turn freely and are not loose and wobbling around
How do you adjust the drive belt 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
Why is my lawn mower belt smoking?
It is smoking because it is running against something that does not revolve with the belt Usual problem is running the belt on the outside of a belt keeper Some of them are very hard to see like the one at the back of the tranny Other problem is of course a pulley that is stuck
How do you adjust a tensioner pulley?
Turn the adjustment bolt on the side, top or bottom of the pulley counterclockwise with the ratchet and socket until the accessory belt is loose enough to remove Tighten the tensioner pulley by turning the adjustment bolt clockwise with the ratchet and socket until the belt is tight
Can you adjust belt tensioner?
Cars equipped with an automatic belt tensioner adjust themselves over time and do not require adjustment This article shows you the process to adjust drive belts on a pivot-style belt adjuster
What causes a belt tensioner to bounce?
Excessive arm movement or bounce due to a worn damper: The damper moderates the action of the tensioner spring in much the same way that a shock absorber dampens a vehicle’s suspension As the damper wears, the tensioner arm can bounce away from the belt, causing excessive belt slippage
What are belt keepers?
Belt keepers wrap around the duty belt and trouser belt, ensuring that the belt stays in place, even when the officer is taking something from the belt or engaging in an altercation with a suspect
How often should I change the belt on my riding mower?
You shouldn’t need to replace belts every year, or more in one year A common cause of belt breakage is excessive grass clippings on the deck Grass clippings can work their way under pulleys and deck covers, causing series problems
How long should a mower drive belt last?
Considering you are mowing 2 to 3 times the lawn of the typical homeowner, or 6 to 9 years worth, yeah, it could be worn Also consider the possible need for drive cable adjustment or engine rpm adjustment
How do you know if your lawn mower belt is bad?
How to tell if a mower belt needs replacement 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 Look at the belt edge that contacts the pulleys The belt is cracked
How much tension should a mower deck belt have?
The belt tension is set with a spring and an eyebolt Tighten or shorten the eyebolt to increase belt tension or loosen or lengthen the bolt to relieve tension The correct tension is achieved when pressure is applied to the center of the longest run and belt is able to be pressed in about ½” from static position
How do you adjust the belt tension on a Husqvarna riding lawn mower?
Locate the log lever extending from the top of the control panel It bends at a 90-degree angle as it comes out of the panel and extends to the right On the end of the lever is a paddle handle Rotate the level toward the steering wheel to tighten the drive belt and to engage the mower deck
What causes a mower deck to vibrate?
Deck vibration can be caused by an unbalanced blade, worn pulley or mandrel, bad blade belt or debris caught inside a pulley Loose nuts or bolts on the pulleys, mandrels or blades can also cause vibration Remove the mower deck and re-tighten all fasteners