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Serpentine belt (foreground) and dual vee belt (background) on a bus engine Belt tensioner providing pressure against the back of a serpentine belt in an automobile engine. A serpentine belt (or drive belt [1]) is a single, continuous belt used to drive multiple peripheral devices in an automotive engine, such as an alternator, power steering pump, water pump, air conditioning compressor, air ...
Aside from the belt/chain itself, also common is a failure of the tensioner, and/or the various gear and idler bearings, causing the belt/chain to derail. Furthermore, in engines where the timing belt drives the water pump, failure of the water pump can cause the pump to seize, which can break the timing belt or chain.
ALLDATA is known for online OEM information, used by over 300,000 professional technicians worldwide. The company expanded its product line to include collision information, business tools and support services for the global automotive industry. In 1996, ALLDATA was purchased by AutoZone.
Chain tensioner on a single-speed bicycle Belt tensioner on a belt-drive bicycle Hydraulic bolt tensioner Hydraulic Puller-tensioner . A tensioner is a device that applies a force to create or maintain tension. The force may be applied parallel to, as in the case of a hydraulic bolt tensioner, or perpendicular to, as in the case of a spring ...
Fatigue, more so than abrasion, is the culprit for most belt problems. This wear is caused by stress from rolling around the pulleys. High belt tension; excessive slippage; adverse environmental conditions; and belt overloads caused by shock, vibration, or belt slapping all contribute to belt fatigue.
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How to Figure Out Your Zone 2 Heart Rate. We mentioned that your heart rate zones aren’t static. If you’re wondering how to do zone 2 training, you’ll need to look at a few key metrics. It ...
'A serpentine belt also is much easier to [...] replace'. I guess you've never watched it being done! Of course, the engine compartments in modern cars are much more crammed than those say 20 years ago. But, compared to a simple belt which you just slide over two pullies and tighten, you need to have a schematic to fix a serpentine belt properly.