2nd, tend not to make use of a volatile, chlorinated solvent or solvent-form flushing compound to wash out the gearbox. Any solvent trapped within the voids of your reservoir will lead to corrosion. The additive enhances the resistance in the transmission oil to damaging results in the course of operation. https://trevorfgggh.wssblogs.com/34088146/gearbox-oil-treatment-things-to-know-before-you-buy