Do WBI area CM-truck lift-tripper-bc transport coal. Add grease for L1C BC4-L1C BC5-483 BL2 around 15 times-20 times-30 times for FS and LS. Test function sump pump L1C BC1 & L1C BC4 result normal-water spray  L1C BC5 & L1C BC6 & L1C BC7 & L63 HS1 result function normal ( EDI & ADI & UNJ AZRIEL )