HEAVY DUTY COUNTERWEIGHT-DAMPER EXTRACTOR

Function and technical context

The heavy duty counterweight-damper extractor is a specialized tool designed to facilitate the removal of the counterweight and vibration damper (damper) in outboard and stationary marine engines, components that are part of the transmission and vibration reduction system of the crankshaft. The damper or torsion absorber absorbs irregular impulses from the crankshaft, protecting the transmission train from stress that could generate cracks or premature breakage. Without a specific tool like this heavy duty extractor, disassembling the counterweight can result in irreversible damage to the crankshaft journal, the damper itself or the bearing housings, compromising an otherwise economical repair. Its robust construction, typical of the heavy duty category, guarantees the application of controlled and uniform force, essential in professional workshop work or on board in demanding conditions.

When to use or replace this tool?

This extractor is used whenever the replacement or inspection of the torsion damper or crankshaft counterweight is undertaken, common procedures when abnormal vibrations appear at idle or full load, metallic noises coming from the front of the engine or when the damper shows visible signs of deterioration such as cracks in the elastomer, misalignment or excessive play. It is recommended to check the condition of the damper with each major maintenance or each time the front area of ​​the crankshaft is intervened, since a degraded damper can cause chain failures on the distribution and engine accessories. Having a suitable extractor in the workshop avoids improvisations that damage high-cost components and significantly reduces intervention time.

Compatibility table