Rework / redo25:30 · 90 sThe mechanic removed the trial-fitted replacement water pump, compared its mounting holes with the old pump using drill bits, and enlarged two holes with a cordless drill. The modified pump was then returned to the engine and refitted.
Fix Before trial fitting, compare the replacement pump’s flange and mounting holes with the removed pump and mounting fasteners. Obtain a correctly fitting replacement if they do not match, avoiding corrective drilling and refitting.












