Common questions

How tight does the drive belt need to be?

How tight does the drive belt need to be?

The required measure of tension in the serpentine belt is that it should not deflect more than ½ inch when twisted either way from the middle. If twisted more, the belt is loose, and if twisted less, the belt is too tight. Either of the positions does not work for the vehicle.

Can a drive belt be to tight?

If the belt is too tight, it can eventually cause the bearings in either the tensioner, or one of the accessories (= the things being driven!) to wear to excess, which usually results in noise. If the belt it too loose, it will squeal, as the belt will be slipping on one or more of the pulleys, usually the alternator.

What happens if the timing belt goes on a non interference engine?

Non-interference engines do not risk this contact if the timing belt goes. Nonetheless, a failed timing belt will leave you stranded with either type of engine, so it is important to know the replacement interval for your specific model and have your belt replaced accordingly.

What should I do if my timing belt breaks?

In an interference engine, the valves and piston share the same airspace and the timing belt keeps them from touching. This is why you’ll have a major engine failure on your hands if the belt breaks or skips. Fixing it involves removing the head and replacing bent valves—and anywhere from hundreds to thousands of dollars.

What does the timing belt do on an OHC engine?

The timing belt (or chain) is the sole component that keeps the camshaft (make that camshafts on a DOHC or V-type OHC engine) and crankshaft in sync.

When to replace the timing belt on a Ford Probe?

Ford recommends that you replace the timing belt at 60,000 miles for almost all of its models. The one exception is the Ford Probe. If you have a Probe from 1999–2004, have the timing belt inspected every 120,000. Be sure to replace your timing belt at the required intervals for your General Motors vehicle.

Can a too tight belt cause a motor failure?

A belt that’s too tight can add stress to your bearings and cause your motor to over amp, leading to motor failure. Making sure that your belts are tensioned properly is simple and can help prevent the added costs associated with electric motor or belt failure.

Where to put ring gear on belt drive?

With oven mitts, drop the ring gear onto the recess on the back side of the basket. And in a few minutes the ring gear contracts around the basket. Do not press the ring gear onto the basket, or you will wedge the material and the ring gear will not have a proper grip onto the basket. I feel a drag on my clutch while I have the lever pulled.

Can a belt be put on a drive?

Belts should never be forced onto pulleys. If the belt is too tight to put on the drive system, remove one of the pulleys and then install the belt. When working with belts, never twist, bend or crimp the belts. When replacing belts on drive systems, use matching sets.

Is it normal for a belt drive to rattle?

If you try the BDL hub on a stock OEM mainshaft you will note that it fits perfectly. My BDL open drive has a loud rattle coming from the clutch. Is this normal? Yes, this is normal. This is a bell effect, passing all the sound out in a single direction. A stock style chain drive set-up, with inner and outer primary covers, muffles the sound.

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Ruth Doyle