Technician A says that serpentine belts made of EPDM resist cracking and instead exhibit wear to the belt ribs similar to tire wear and that a depth gauge should be used to assess belt wear.Technician B says that as a neoprene serpentine belt ages and wears that cracks will form on the belt ribs and that if there are more than 3 cracks in a 3 inch span the belt should be replaced.Who is correct?

Question

Quizplus · Accepted Answer

Both technicians are correct. Technician A is correct in stating that EPDM belts show wear similar to tire wear and require a depth gauge for assessment, while Technician B is correct about neoprene belts cracking with age and the criteria for replacement based on the number of cracks.

Technician a Says That Serpentine Belts Made of EPDM