Clean up elevator room door and top side-VSD room 8th floor  from dirty of dust use hand blower test function elevator form 8th to 1st floor result normal. Check function of sump pump at L63 HS1-IDO tank-L1C BC1-L1C BC4 note: L63 HS1 need install pipe conduit cable of cable power sump pump- IDO tank need clean up sump pump and install flow siwtch-L1C BC1 & L1C BC4 need clean up area from dirty of wet dust coal make performance sump pump good ( AGUS & ADI )