Tenders for Gem Bids For Repair And Overhauling Service - E 40 During Operationfrequent Hp Trips Of The Control Cabin Ac Compressor Wereobserved Defect To Be Rectified And Proved For Operation; E40 During Operation Frequent Hp Trips Of The Control Cabinac Compressor Were.., Repair And Overhauling Service -e030 Defect On Ac Vacuum Pump And E031 Defect On Apucoolant Pump Defect To Be Rectified And Proved Forsatisfactory Operation; E030 Defect On Ac Vacuum Pumpand E031 Defect On Apu Coolant Pump Defect To Be Rectif..