GEA Grasso V Series Installation And Maintenance Instructions Manual

TABLE OF CONTENTS1 INSTALLATION AND PREPARATION FOR USE 131.1 Running-in oil filter has to be installed after an overhaul or big repair 131.2 INSTALLATION 131.2.1 Moving instructions and storage 141.2.2 Storage 141.2.3 Hoisting and moving instructions 141.2.4 Required free space 151.2.5 Foundation requirements 16Concrete structure 16Anchoring 17Mounting the base frame on a concrete block 18Mounting bare compressor on a concrete block 191.2.6 Connecting to refrigerating system pipework 201.2.7 Connecting the power supply 211.2.8 Earthing connections 211.2.9 Separately delivered components 211.3 PREPARATIONS FOR USE 221.3.1 Leak test of compressor and system 221.3.2 EVACUATION/DRYING THE REFRIGERATING SYSTEM 221.3.3 Initial oil charge 22Oil quantities 231.3.4 Initial refrigerant charge 241.3.5 Adjustment of instruments and safety devices 24CONTROL DEVICES 24PRESSURE SETTINGS 24RE-ADJUSTMENT OF OIL PRESSURE REGULATORS 251.3.6 Checking direction of rotation of motor shaft 271.3.7 Installing the drive guards (if present) 271.3.8 Initial oil warm up 271.3.9 Initial start-up 27Limitations of part load operation and start-up 27WIRING LOGIC NORMALLY OPEN UNLOADED START SOLENOID 27Frequency controlled compressor 28Pre-start check list 281.3.10 Starting and stopping procedures 28First start 28Restart 29Restart after a short standstill period of time (less than 1 month) 29Restart after a long standstill period of time 29Stopping the compressor 302 INSPECTION AND TROUBLE SHOOTING 312.1 Periodical inspection 312.2 Survey of periodical inspections 312.2.1 Check list periodical inspection 322.3 STEPS FOR LONGER SHUT-DOWN PERIODS (> 6 months) 322.4 LUBRICATION DATA 332.4.1 Topping up oil with compressor operating 332.5 EVACUATION, LEAK TESTING AND START-UP OF THE COMPRESSOR/PACKAGE 332.5.1 EVACUATION OF REFRIGERANT BEFORE SERVICING 342.5.2 LEAK-TIGHTNESS AFTER SERVICING 342.5.3 EVACUATION AFTER SERVICING 342.5.4 START-UP AFTER SERVICING 342.6 DRAINING AND CHANGE OF OIL 352.7 REPLACEMENT OF OIL FILTERS 352.8 DISMANTLING, INSPECTION AND RE-ASSEMBLY OF SUCTION AND DISCHARGE VALVES 362.9 COMPRESSOR PURGING 362.10 TROUBLESHOOTING TABLE GRASSO RECIPROCATING COMPRESSORS 373 MAINTENANCE 403.1 Spare parts manual 403.2 Post start-up maintenance 400089288gbr_1130.10.2017 11