Which is the best tension and guide idler pulleys?
High quality standards ensure that the recommended replacement intervals are reached and prevent problems with the sensitive motor control. Our high quality tension and guide idler pulleys are available both individually as well as in the optibelt Repair Kit.
What happens if you have a bad idler pulley?
Bad spring-loaded automatic belt tensioner: Tension is essential to proper working of the serpentine belt. A tensioner is used to maintain tension and when it seizes up or wears, tension is lost. The belt may start slipping off the pulley or slip off completely. In both cases it causes the belt to wear out faster.
Do you need to replace a tensioner pulley?
These pulleys do wear out over time and will need to be replaced. If you are able to catch it in the right time, this will prevent any excessive damage or unneeded down time for repairs on your vehicle. Maintenance intervals do vary depending on manufacturer and also the quality of bearing found in the pulley.
Why does my idler pulley make a squealing noise?
When the idler pulley becomes worn out, it makes a squealing noise. You may hear the noise coming from the front assembly or the timing cover. There are a number of causes for the idler pulley to make noise. You should also pay attention to the type of noise the pulley makes.
What to do if idler and tension pulleys don’t work?
You’ll want to diagnose the problem before throwing parts at it and wasting money. The first part to rule out is the serpentine belt, to do this apply some belt dressing and then start the truck. If the noise goes away then the belt is the problem not the pulleys. If the sound still persists then you’ll need to check the pulleys.
What is the average rating of an idler pulley?
Average rating from 130,153 customers who received a Vehicle Engine Mechanical Inspection. Idler pulleys are engine pulleys that are responsible for guiding and tensioning the engine drive belts.
What should I do if my idler is not working?
If the sound still persists then you’ll need to check the pulleys. One by one, apply WD-40 to each pulley and start the motor. If the sound goes away on that pulley, then that one is the problem pulley. Refer to the diagrams at the end for the pulley layout for your specific engine.
Where does the energy from an idler pulley come from?
Energy produced by the engine comes as a result of linear motion (up and down movements of pistons) but it has to be converted into rotary motion. It is drive belts like the one on an idler pulley which transmit rotary motion from the engine crankshaft into power which can be utilized by these components.