The hub of the pulley usually is fit well to the shaft, so the debris can prevent a loosened pulley from sliding off. Loosen the pulley nut. Do whatever you can to stop the pulley from turning, then use a tool such as a socket or ring spanner on the nut until the pulley can be removed. Pry off the pulley.
https://www.youtube.com/watch?v=Y5f0KDaGIyY
How do you remove a keyed pulley?
Place the assembly over the key, and then thread the bolt into the shaft as far as it will go. Spin the nut downward against the block. Then use a wrench to apply enough force on a nut to remove the key from the shaft. If you apply enough downward movement, the key will be extracted.
How do you remove a pulley without a puller?
If you’re adamant that you want to do it without the puller tool, here’s how:
- With the pump taken off the vehicle, place it in a vice and use a piece of metal pipe and a hammer to tap the wedge between the pulley and the pump.
- Heat the center of the pulley with the blowtorch and pull it off.
How do you remove a stuck pulley from a shaft?
Spray a liberal amount of penetrating oil onto the front and back sides of the pulley hub until they are thoroughly soaked. Spray the pulley retaining bolt and pulley shaft with the oil. Allow about 30 minutes to two hours for the penetrating oil to loosen the rusted pulley and other parts.
What is feather key?
Definition of feather key
in machinery. : a sunk key without taper that is permanently fixed in one of the connected pieces and that is a sliding fit in a keyway in the other so as to permit relative longitudinal motion. called also spline.
What tool is used to remove crankshaft pulley?
The tool suitable for removing a crankshaft pulley is a half-inch drive impact gun. You could also use a torque wrench to secure it properly.
How do you remove a harmonic balancer pulley without a puller?
Most vehicle engines are now equipped with a pulley that holds the harmonic balancer apart from the center bolt. To remove the pulley, you need to rotate it a little with a screw driver’s help and pull it out using a pickle fork. You might not need the pickle fork; you can do that with bare hands.
How do you remove a pulley from a Woodruff key?
Pry off the pulley.
- Use a soft-faced hammer to avoid damaging the components. If you use a normal hammer, hold a wood block against the fastener and shaft.
- Tap the pulley shaft with the hammer. Don’t use too much pressure. For steel hammers, insulate the shaft, nut, and bolt before striking.
What is a taper key?
The tapered key is tapered only on the side that engages the hub. The keyway in the hub has a taper that matches that of the tapered key.The purpose of the taper is to secure the key itself, as well as, to firmly engage the shaft to the hub without the need for a set screw.
What is used to remove the gib head key?
They all involve two things: loosening the key (which is probably seized tight) by heat, penetrating oils or solvents, etc.; and removing the key with either a wedge and hammer, a puller of sorts or a percussion/impact/slide hammer to shock it loose.
What is Kennedy key?
The Kennedy key consists of two square keys. The hub is bored off the centre and the two keys force the hub and the shaft to a concentric position. Kennedy key is used for heavy duty applications.
What is the purpose of a Woodruff key?
A woodruff key is a half?moon shaped machine key that prevents gears, hubs, or other components from moving independently of a rotating shaft or spindle. They also act as a fail?safe that protects expensive parts by shearing under excessive loads.
What is Barth key?
Barth key. Barth key is modified from the square key. Barth key has a bevel shaped smooth edges at the upper part. This bevel shaped smooth edges help the key to fit tightly. Like a square key, the Barth key is also used in many applications.
Contents