# Grease Overfill and the Temperature Spike After Relube

A fresh shot of grease can push temperature up for hours as churning work turns into heat. If the spike never settles, look for a blocked purge path or too much grease for the speed.

Field crews still mix up layout rules when drawings are thin. Cross-check the notes from bearing overheating causes before the next change-out. Tefule Bearing collects the practical checks in one place for maintenance and design review.

Keep insulated-bearings.com bookmarked with the shaft drawing. Shandong TFL Bearing Co., Ltd publishes application notes so teams share the same language on fits, clearance, and locating ends.