Can a tensioner be removed from an engine?
Automatic belt tensioners that are easily accessible may not be required to remove from the engine if you’re just replacing the pulley. Once the belt is removed from the pulley, you can remove the pulley bolt and washer and then remove the pulley to replace the new one.
How do you change a pulley on a belt tensioner?
Place the automatic belt tensioner into a bench vise, being careful not to overtighten the clamps. Many tensioners are made of lightweight aluminum and can easily crack. Position the tensioner in the vise so you can access the pulley bolt. Turn the pulley bolt counterclockwise with a ratchet and a socket.
Where is the belt tensioner on a car?
Obtain the belt routing diagram from the repair manual if you’re replacing the belt as well. Locate the automatic belt tensioner on the side or front of the engine. Inspect the tensioner to use the right tool to release the tension on the belt so you can remove it from the pulley.
Is it necessary to replace the tensioner with the timing belt?
If a new belt is over-tightened, it could fail prematurely, or even break. When that happens, the broken timing belt can also cause neighboring components to fail. Additionally, the timing belt’s teeth can develop stress cracks, or even detach. If the belt looks worn or damaged, it needs to be replaced.
What’s the best way to install a tensioner?
The tool has two reaches for front and rear tensioners. Removing of old pin and shoe – Place old tensioner on the longest pin (Center) of the installation tool. Rotate tensioner until the shoe pin rests on the bored pin of the same reach. Drive pin out and remove old shoe.
How do you replace a twin cam tensioner?
Once you have rotated the shoe anti-clockwise, the hole in the tensioner will align with the hole in the cam plate under the “H.” Push one of the pair of retaining pins in the kit through the tensioner and into the hole in the cam plate. Now you can inspect the shoe which needs to be replaced if more than half the thickness is gone.
What to do if you have a Harley Davidson chain tensioner problem?
This is the standard fix that Harley dealerships will give you unless you want to go with the gear driven system and cams, which is again our first suggestion depending on you budget of course. First just wanted to say thanks for the great content you guys put out.
How often do you change chain tensioner pads?
Our test bike was ran with the Harley maintenance schedule of oil changes at every 5,000 miles. Our chain tensioner pads exceeded the OEM Tensioner pads utilizing a high performance Polymide-Stanyl that surpasses all other plastics in high pressure velocity (PV) situations for timing chain tensioners.
Automatic belt tensioners that are easily accessible may not be required to remove from the engine if you’re just replacing the pulley. Once the belt is removed from the pulley, you can remove the pulley bolt and washer and then remove the pulley to replace the new one.
What’s the best way to loosen a 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.
How do you remove a pulley from a tensioner?
Position the tensioner in the vise so you can access the pulley bolt. Turn the pulley bolt counterclockwise with a ratchet and a socket. Remove the bolt, the retaining washer and the pulley.
How do you loosen a tensioner on an alternator?
To loosen an AI tensioner, such as an alternator, loosen the main mounting bolt, usually on the engine, and the locking bolt, usually on a bracket or arm. If equipped with a tensioner screw, back off the tensioner screw. Then, push the alternator toward the other pulleys, loosening the belt.
How do you replace a belt tensioner on a car?
Locate and remove the automatic belt tensioner retaining bolt (see Tips). Remove the belt tensioner and inspect the rear of it for an aligning dowel. This dowel needs to be set into an inlet on the engine properly to position the tensioner correctly. The new tensioner, if applicable, will provide a new molded dowel.
When to replace serpentine belt tensioner — Ricks free?
A good belt tensioner will dampen the power pulses so much that the tensioner pulley arm barely moves. As the dampener wears the pulses cause the belt to flutter and that can be seen on the pulley arm. A belt tensioner pulley arm should not move more than 1/32”.