Carrier GY Instruções de Operação descarregar pdf (Página 2)

CONTENTS

Page

Start-up checklist .......................................................................................................................................................................... 3

Dimensions and clearances .......................................................................................................................................................... 4

Physical and electrical data ......................................................................................................................................................... 6

Application data............................................................................................................................................................................ 7

Minimum and maximum cooler water flow rates .......................................................................................................................... 7

Minimum operating temperature .................................................................................................................................................... 7

Water loop volume ......................................................................................................................................................................... 7

Installation..................................................................................................................................................................................... 7

Safety considerations .................................................................................................................................................................... 7

Preliminary checks ......................................................................................................................................................................... 8

Moving and lifting the unit ............................................................................................................................................................. 8

Positioning of 30GV, GY 044-059 units ........................................................................................................................................ 8

Duct connections ............................................................................................................................................................................ 8

Fan module ..................................................................................................................................................................................... 9

Fan speed adjustment tables ........................................................................................................................................................... 9

Fan laws .......................................................................................................................................................................................... 9

Water connections ...................................................................................................................................................................... 10

Power supply ............................................................................................................................................................................... 12

Electrical checks ........................................................................................................................................................................... 12

Start-up........................................................................................................................................................................................ 12

Preliminary checks ....................................................................................................................................................................... 12

Actual start-up .............................................................................................................................................................................. 13

Electromechanical control ............................................................................................................................................................ 13

Set point adjustment ..................................................................................................................................................................... 13

Control pressostats........................................................................................................................................................................ 13

Servicing refrigeration components.......................................................................................................................................... 14

General maintenance .................................................................................................................................................................... 14

Liquid refrigerant charging........................................................................................................................................................... 14

Compressors ................................................................................................................................................................................. 15

Compressor motor protection ...................................................................................................................................................... 15

Heat exchangers............................................................................................................................................................................ 15

Evaporator .................................................................................................................................................................................... 15

Condenser coil .............................................................................................................................................................................. 16

Fan motor replacement ................................................................................................................................................................. 17

Troubleshooting chart ................................................................................................................................................................ 18

1 2 3 4 5 6 7 ... 19 20

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Carrier GY Instruções de Operação Página 2

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