bids are invited for boq bid repair maint sewage cum jetting machine at kiari entered in prb no c no 5 vol iii page no 39 under ge 860 ews , disconnecting dismantling and taking out the following old us items for replacement from the sewage cum jetting machine and reassembling the same , disconnecting dismantling primary and secondary filter for the sewage cum jetting machine supply and fixing the same , complete service to the diesel engine fitted with suction machine including head repair and connected items which reqd in the repair of dg set and changing engine oil complete all , painting both the tank , disconnecting old gate valve replace refix parts complete all , nipple 80 mm , sf gate valve dia to the sewaje jetting machine tank , repair vacum pump , forced oil lubricant pump , incorporated check valve , incorporated 4way valve , high temperature resistant asbustus freevanes total quantity : 21