Carrier GY Instruções de Operação Página 1

130GV/30GY 020-059Air-Cooled Liquid Chillers50 HzInstallation, Operation and Maintenance Instructions

10Water connectionsRefer to the certified dimensional drawings for the sizes andpositions of all water inlet and outlet connections. The waterpipes mu

11Water connections (30GY/GV 044-059)There are two alternatives:- Water entering at the left of the duplex unit and leaving onthe right.- Water enteri

12Power supplyThe power supply must conform to the specification on thechiller nameplate. The supply voltage must be within the rangespecified in the

13Actual start-upIMPORTANT:• Commissioning and start-up of the chiller must besupervised by a qualified refrigeration engineer.• Start-up and operatin

14SERVICING REFRIGERATION COMPONENTSAny technician attending the machine for any purpose must bea fully qualified refrigeration engineer.WARNING: Befo

15WARNING: Never open or disconnect any switch or circuitbreaker which will cut the supply to the heaters, unless the unitis to be shut down for lengt

16Four evaporator tubes are swaged into the end plate and cannotbe removed. A dot punch mark in the end plate opposite eachone identifies each of them

17For normal maintenance routines we recommend using 1 kg ofthe concentrated product, diluted to 10%, to treat a coil surfaceof 2 m2. This process ca

18TROUBLESHOOTING CHARTBelow we list a series of possible faults, along with the probable causes and suggested solutions. In the event of a unitmalfun

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CONTENTSPageStart-up checklist ...

20Order No. 13193-76, April 1996. Supersedes order No.: New Printed on Totally Chlorine-Free PaperManufacturer reserves the right to change any produc

START-UP CHECK LISTEquipment sold by: Contract No.:Installed by: Contract No.:Site address:Start-up date:Equipment type and serial numbers:Electrical

430GV/30GY 025-03530GV/30GY 0203618688008006009509153636 363327202898380080060018009503636ABAB2103A-B: Clearance only required on one sideA-B: Clearan

5Floor mounting• For unit mounting holes, weight distribution and centre of gravity coordinates, refer to the dimensionaldrawings supplied with the un

6Physical data30GV/30GY 020 025 030 035 044*** 049*** 059***Nominal cooling capacity 30GV* kW 51 66 73 97 132 146 193Nominal cooling capacity 30GY* kW

7APPLICATION DATAMinimum and maximum evaporator water flow rates30GY/GV Min flow rate, l/s Max. flow rate, l/s020 1.2 4.8025 1.6 8.0030 1.6 8.0035 2.4

8Preliminary checksBefore installing and connecting the unit check:- The required clearances for correct unit operation andmaintenance.- Size and loca

9Fan speed adjustment tables30GV and 30GY 020Air flow 6 r/s 7 r/s 8 r/s 9 r/s 10 r/s 11 r/s 12 r/s 13 r/s 14 r/sl/s ESP kW ESP kW ESP kW ESP kW ESP kW