wheel, sheave, or drum which turnes an axle or rod. It also has a groove or path along its outside. A rope, chain, or cable slides through the groove.
a pulley is a wheel with a groove along with a rope or chain.
The three parts of a pulley are the wheel, the axle, and the rope or cable that runs over the wheel. The wheel is the round disc that rotates on the axle, the axle is the central rod that the wheel spins on, and the rope or cable is what is pulled to move objects.
It takes a special tool to remove the pulley and install the pulley. The tool can be rented from your local auto parts store.
To remove that pulley with out damaging the pump or the pulley you need a power steering pulley puller. This tool will also install the pulley. Your local auto parts store can rent or sell you that puller.
An ac bypass pulley for a 1989 Chevrolet can be purchased at any auto parts store. The cost for the pulley starts at $26.04.
The pulley needs to be removed before you can extract the pump, you can get the pulley removal tool at a car parts store.
In most cases you can purchase the bearing and pulley as an assembly from your local auto parts store.
It requires a power steering pulley PULLER. You can rent them at some parts stores.
A wheel, a groove and a rope/chain.
There is a specific tool for this operation. It is a power steering pump pulley puller. This grabs the groove in the end of the pulley and pushes the punp shaft away from the pulley. Available at your parts store.
The bicycle is not a simple machine, there are too many interacting moving parts.
idle pulley is a pulley on an engine that does not drive any accesories ,such as water pump or alternator. it is put there to route the belt so as the belt will not hit or rub on other parts or accesories