Perancangan Alat Bantu Mechanic Creeper Semi Elektrik Dengan Metode Vdi 2221 …

ABSTRACT Advances in heavy equipment technology demand that maintenance on the unit is increasingly needed in order to improve the quality of work, so that the work carried out can be completed at the planned time. Periodic maintenance is very important for heavy equipment to prevent breakdowns. Breakdown is damage that occurs due to lack of maintenance on heavy equipment. one of the necessary…