If the front seal of the crankshaft is worn out, the grease marks will be visible on the front of the pallet right under the stuffing box and on the cover of the oil pump;
Uma uphawu lwangaphambili lwe-crankshaft luphelile, ama-grease amamaki azobonakala ebusweni be-pallet ngakwesokudla ngaphansi kwebhokisi lokugxilisa kanye nasembozweni sepompo leoli;