How do I release belt tensioner?
If equipped with a tensioner screw, back off the tensioner screw. Then, push the alternator toward the other pulleys, loosening the belt. To loosen an NAI tensioner, loosen the locking nut or bolt, then back off the tensioner screw. Push the pulley toward the other pulleys or accessories, loosening the belt.
What happens if you set the tensioner too high?
If the belt tension is too low, the belt will slip causing noise, extremely high temperatures and premature belt wear, all of which can lead to the poor functioning of the belt-driven accessories. If the tension is too high, this will cause excessive wear to the belt-driven accessories.
When to replace a faulty timing belt tensioner?
If you are going to replace the tensioner, it is also a good time to replace the timing belt and the related parts. Since there are many other parts located at the front of the engine that can make similar noises to a failing tensioner, it is important to isolate the noise.
Why does my car’s timing belt keep breaking?
The timing belt is a critical part of the automotive engine; if it breaks, it can cause some serious damage. The belt can break due to a number of reasons, but the most common is age. One other common problem is the belt tensioner.
Why is my timing belt squealing and rattling?
Average rating from 143 customers who received a Loud squealing or rattling is coming from engine Inspection. The timing belt is a critical part of the automotive engine; if it breaks, it can cause some serious damage. The belt can break due to a number of reasons, but the most common is age. One other common problem is the belt tensioner.
How to replace the timing belt on a Toyota Alphard?
First step is to loosen the Right-hand Front wheel nuts, raise the vehicle on that side and support on an axle stand. Undo the wheel nuts and remove the wheel. Remove the plastic undertray at the lower part of the front bumper and also the one covering the auxiliary drivebelts under the wheel arch.