zambiri F00VC99002 wamba njanji jekeseni cermaic mpira ndi F00VC990 02 zitsulo mpira kusindikiza mphete Pakuti jekeseni, jekeseni mafuta kuwonongeka kungachititse kuti mpweya umatulutsa, koma kukonza ndi zida akhoza kuchepetsa mpweya ndi kusintha thanzi lonse injini.