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38GL...G

38YY...G / 38YYS...G

INSTALLATION MANUAL

Summary of Contents for 38GL018G

Page 1: ...38GL G 38YY G 38YYS G INSTALLATION MANUAL...

Page 2: ...ms should be charged with liquid refrigerant Use a commercial type metering device in the manifold hose in order to vaporize the liquid refrigerant before it enters in the unit The R 410A as for other...

Page 3: ...8G 036G 38GL048G 38YY S 018G 38YY S 024G 38YY 028G 036G 38YY 048G 18 24 28 36 48 A mm 800 800 800 800 800 B mm 590 803 803 803 1264 C mm 300 300 300 300 300 D mm 508 508 508 508 508 E mm 146 146 146 1...

Page 4: ...onditions Outdoor temperature 24 C d b 18 C w b Indoor temperature 27 C d b Minimum conditions Outdoor temperature 15 C d b 17 C w b Mains power supply Nominal single phase voltage 230V 50Hz Operating...

Page 5: ...eans of flare connections Use insulated seamless refrigeration grade pipe only Cu DHP type according to ISO1337 degreased and deoxidized suitable for operating pressures of at least 4200 kPa and for b...

Page 6: ...to get wet before connection Disconnecting the refrigerant connections after installation this will cause refrigerant leaks Connecting the condensate drain pipe to the outdoor unit Predominant head w...

Page 7: ...10A Refrigerant connections Charge liquid no gas Copper tubes during storage Use tools designed for R 410A higher pressure Keep inside clean 2 stage vacuum pump Replace oil regularly No moisture No du...

Page 8: ...of the tubing Remove protective caps from copper tube ends Position tube end downward cut the tube to the requested length and remove the burrs with a reamer Do not leave system open to atmosphere any...

Page 9: ...ate a vacuum with a vacuum pump connected to the service connection of the suction shut off valve as shown keeping the shut off valves completely shut until a 50 Pa 0 5 mbar vacuum has been reached No...

Page 10: ...for 018 to 024 size Cooling only unit Cooling only system Heat pump unit Heat pump system Mains supply connecting cable field wiring Connecting cable Outdoor unit Indoor unit R C field wiring Connect...

Page 11: ...oling only unit Cooling only system Heat pump unit Heat pump system Mains supply connecting cable field wiring Connecting cable Outdoor unit Indoor unit R C field wiring Connecting cable Outdoor unit...

Page 12: ...d have a contact gap 4 mm such that total disconnection can be ensured under the conditions provided for by overvoltage class III The mains supply indoor unit outdoor unit connecting cable must be H07...

Page 13: ...ting at high velocity Compressor will immediately start provided 3 minutes have elapsed since the last stop After 2 minutes of operation shut the suction valve with the same wrench Turn the system off...

Page 14: ...pressure too high Outdoor coil dirty or obstructed clean or remove obstructions Unit condenser fan faulty or working incorrectly replace or check Refrigerant charge too high drain some refrigerant se...

Page 15: ...hange coil Voltage reduction means a reduction in the fan motor speed and a subsequent rise in condensing temperature The HPC measures the fan motor speed automatically thus allowing the fan to work a...

Page 16: ...se or decrease its speed and so maintain a constant condensing temperature Hard start At each compressor starting the full voltage output to the fan motor is provided for 3 seconds Temperature setting...

Page 17: ...L010127H18 1105 Via R Sanzio 9 20058 Villasanta MI Italy Tel 039 3636 1 The manufacturer reserves the right to change any product specifications without notice November 2005 Printed in Italy...

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