Which technician indicates that the engine oil cooling system needs to be checked after bearing damage?

When evaluating the need for checking the engine oil cooling system after bearing damage, it's important to understand the relationship between the lubrication system and engine components. Technician A asserts that the engine oil cooling system requires inspection, which is critical because excessive heat can lead to oil breakdown, reducing its ability to lubricate effectively. Bearing damage can occur due to insufficient lubrication caused by degraded oil, which may happen if the oil cooler is not functioning correctly.

If the oil cooler is blocked or malfunctioning, it may fail to cool the oil adequately, leading to higher operating temperatures and potential damage to engine bearings. Thus, Technician A's recommendation to inspect the oil cooling system directly addresses a key factor in preventing further damage and ensuring the longevity of the engine. By checking this system, technicians can identify issues that may have caused or contributed to the bearing damage, ensuring proper coolant flow and oil distribution.

The context of the other technicians’ suggestions might not include this critical examination, which is why the focus on the oil cooling system by Technician A is vital.