iRubric: Packing a wheel bearing rubric

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Packing a wheel bearing Repair a flat using a patch or plug The activity involves removal of a drum or rotor.Then remove the bearing seal and tapered bearing from the backside and front bearing. Inspect the bearings and race's for damage or excessive wear. Repack the bearing using either the bearing packing tool or the hand packing method by putting grease the palm of the hand and press the grease in with a slapping motion. once grease is pushing out the bearing veins it is packed properly. then reinstall in bearings and reinstall drum or rotor Rubric Code: AX5397A By teachr12983 Ready to use Public Rubric Subject: Vocational Type: Assessment Grade Levels: 9-12

Repack a wheel bearing student must be able to repack a wheel bearing
	No attempt 1 pts	Below Proficient 2 pts	Proficient 3 pts
Drum or rotor removal Did the student remove the rotor and drum correctly	No attempt	Below Proficient	Proficient
Proper cleaning of the bearings Did the student use solvent cleaner to clean bearing	No attempt	Below Proficient	Proficient
Identify for damage to bearing Did the student identify if the wheel bearing and races are reuseable for repacking or get a new one. Was the bearing seal reusable free of damage or need to be replaced	No attempt	Below Proficient	Proficient
Repacking bearing using the bearing packing tool or hand packing method. Was the grease pushing through the veins.	No attempt	Below Proficient	Proficient
Cleaned the drum or rotor cleaned the drum or rotor of ist old grease and reapplied new grease on race's	No attempt	Below Proficient	Proficient
Reinstall bearing assembly Install packed bearing and seal into the race's. adjust to the instructors specs.	No attempt	Below Proficient	Proficient