DOLE FREZE-CEL 5549 Operation & Maintenance Manual Download Page 1

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DOLE REFRIGERATING COMPANY

1420 Higgs Road

•

Lewisburg, Tennessee 37091

Phone (931) 359-6211 1-800-251-8990

www.doleref.com

FREZE-CEL

OPERATION & MAINTENANCE MANUAL

MODELS 5549 & 6049

June 2002

Summary of Contents for FREZE-CEL 5549

Page 1: ...DOLE REFRIGERATING COMPANY 1420 Higgs Road Lewisburg Tennessee 37091 Phone 931 359 6211 1 800 251 8990 www doleref com FREZE CEL OPERATION MAINTENANCE MANUAL MODELS 5549 6049 June 2002...

Page 2: ...Lower Section 6 D Refrigeration Cycle 6 E Oil Return System 6 F Electrical System 8 G Hydraulic System 8 Installation Instructions 12 1 Unpacking Freezer 12 2 Locating Freezer 12 3 Leveling Freezer 1...

Page 3: ...eak Repair 19 7 Refrigeration System Data 20 A Refrigerant Charge 20 B Compressor Oil 20 C Oil Safety Control 21 D High Pressure Cutout 21 E Low Pressure Control 21 F Relief Valve Settings 21 G Settin...

Page 4: ...aulics to raise and lower double contact freezer plates to permit loading and unloading of product Refrigerant is fed to the freezer plates though a Phillips injector nozzle which provides a 2 to 1 li...

Page 5: ...40 3 60 iv 550 3 50 B Condensing Medium v City Water vi Cooling Tower Water vii Sea Water C Freezing Stations No of Stations No of Plates Max Opening inches Min Opening inches 6 7 5 7 32 1 7 8 4 11 32...

Page 6: ...sub cooled liquid is routed through the distributor to each freezer plate A portion of the liquid vaporizes in the plates as a result of absorbing heat from the product The compressor draws its suctio...

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Page 8: ...ed in the actuator to increase When this excess pressure reaches 650 psig the system relief valve will prevent the pressure from exceeding this value while maintaining system pressure in the actuator...

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Page 12: ...ading products through the other set Sufficient room should be provided on both sides of the freezer to permit the removal of a cabinet side to service hoses and on the other side for servicing the co...

Page 13: ...porate any liquid refrigerant that may have migrated there during shipment Do not operate compressor before all five service valves six on shipboard units have been opened Do not operate compressor be...

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Page 15: ...sence of power in the unit The red LOW OIL PRESSURE light when lit indicates insufficient oil pressure available for proper compressor lubrication It can indicate lack of oil or a pump failure The OPE...

Page 16: ...the liquid solenoid valve LSV1 thereby preventing liquid from flowing to the plates With the OPERATING MODE switch in the PUMP DOWN position the compressor will cycle between the preset cutout cut in...

Page 17: ...e compressor discharge pressure adjust the valve counter clockwise This will decrease cooling water flow and cause the compressor discharge pressure to rise To decrease compressor discharge pressure a...

Page 18: ...to affect a proper seal If the tendency for a gasket is to freeze apply Dow Corning Slipicone or other suitable gasket dressing to the gasket surface 2 Crankcase Oil Level At least once a week the cra...

Page 19: ...valve by placing the OPERATING MODE switch in the PUMPDOWN position Close the oil return valve HV8 suction valve HV1 and discharge valves HV2 and HV3 5 Crankcase Oil Charging Procedure If the oil lev...

Page 20: ...ld 7 Refrigeration System Data Evaporator Capacity Power Water Cooling Pressure Cooling Twr Consump Tower Drop Press Drop Temp F BTUH W GPM GPM PSI PSI 10 169000 22915 28 8 57 6 6 8 2 20 135000 20449...

Page 21: ...control should be set to shut off the compressor at 325 psig discharge pressure H Setting the Pressure Relief Valves RV1 2 The pressure relief valves are factory set at 350 psig and require no field a...

Page 22: ...50 440 3 60 and 550 3 60 31 227 Phillips 270 A 3 32 Orifice Oil Return Float Valve With Cast Chamber 28 120 Solenoid Valve Oil Return 28 120 1 Coil for 28 120 Specify voltage 06 074 Penn A19CAC 1 Ther...

Page 23: ...y Set 7 station unit 26 332 Liquid Hose Assy Set 8 station unit 26 333 Suction Hose Assy Set 8 station unit 26 334 Liquid Hose Assy Set 9 station unit 26 335 Suction Hose Assy Set 9 station unit 26 33...

Page 24: ...le Limitations And Exclusions This warranty shall not apply to a Spoilage or loss of perishables for any reason b Refrigerant c Charges for installation of any part or parts furnished under this warra...

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