China OEM Serpentine Idler Pulley Factory - removing alternator pulley F-239808 – RNA

1. It has one-way slip performance, and its basic principle is similar to the one-way clutch gear on the starter

2. It can be divided into outer ring and inner ring. If the inner ring speed (i.e. rotor speed) exceeds the outer ring speed during operation, the pulley will slip immediately, and the inner ring and outer ring will be separated.

3. There is a plastic cover on the port to prevent dust from entering the interior, commonly known as dust cover.

4. Rotate directly on the rotor shaft by relying on the thread on the back. Therefore, there is no hexagon nut on the outer end face of the pulley. 5. The ordinary pulley is triangular and the one-way pulley is wedge, so that the generator has good performance in operation. 6. It must be fixed or removed with special tools: due to the particularity of the structure, the new pulley must be tightened or removed with special tools, The main part of the special tool is the mandrel matched with the teeth in the belt pulley (the outer diameter of the mandrel is 19.99mm, and the number of teeth of the mandrel is 33 teeth). 7. It must be equipped with a standard screwdriver head: (1) optional Ф 10. 12 point bit, length 70mm. (2) Optional Ф 10. 6-point bit. The length is 70mm.