To ensure there is no overload or slippage, mooring winches in ships and boats are inspected and tested annually. This includes brake holding tests, anchor windlass inspection, pull tests, and brake rendering tests. Periodic and annual checks of mooring winches are necessary to make sure that the mooring lines and equipment are not being overloaded by the brake rendering test and its ... https://eiwaagroup.com/oman/service/marine-windlass-brake-rendering-test/