SERVICE MANUAL GLEE 55 KW (short version) inglese
Autori: Serralunga M. 11/11/2022
2
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TABLE OF CONTENTS
1. AMOUNT OF REFRIGERANT IN THE EQUIPMENT 3
2. REFRIGERATION SCHEMATICS FOR THE EQUIPMENT 4
2.1. REFRIGERATION DIAGRAM 4
2.2. REFRIGERATION DIAGRAM FOR DEFROST CYRCLE 5
2.3. VIEW OF MOTOR COMPARTMENT 6
2.4. VIEW OF THE EVAPORATOR COMPARTMENT 8
3. POSITION OF PROBE IN THE CABINET 9
4. ALARMS FOR MULTIFREEZ PLUS (Danfoss Controller) 10
5.REPLACEMENTOFCOMPONENTS 10
5.1. SAFE OPERATING PROCEDURES FOR REFRIGERAION UNIT USING R290 10
5.2. PROTECTION TOOLS AND DEVICES FOR SERVICEMENT 11
5.3. HOW TO EMPTY THE COOLING CIRCUIT AND PROVE IT BEFORE SERVICING 14
5.4. COMPRESSOR REPLACEMENT 15
5.5. UNSOLDER COPPER PIPE TUBE 15
5.6.COMPRESSORREMOVING 16
5.7. NEW COMPRESSOR INSERTION 16
5.8. HIGH PRESSURE PIPE CLOSING 17
5.9. REFRIGERANT GAS CHARGING AND THERMODYNAMIC CIRCUIT CLOSING 18
5.10. CHECK THE CORRECT CLOSING OF THERMODYNAMIC CIRCUIT 21
5.11. REPLACEMENT OF CONDENSER MOTOR FAN 22
5.12. REPLACEMENT OF EVAPORATOR MOTOR FAN 22
5.13. REPLACEMENT OF SOLENOID VAVE 23
5.14. REPLACEMENT OF ELECTRONIC CONTROLLER 24
5.15. REPLACEMENT OF LED BAR 25
5.16.DOORREPLACEMENT 25
6. MAIN CABINET FUNCTIONS 28
6.1. DISPLAY UNIT AND MAIN PARAMETERS 28
6.2.USEOFLEDS 28
6.3. TEMPERATURE SETTING 29
6.4. REFRIGERATOR SHUTDOWN 29
6.5. CHANGE FAHRENHEIT SETTING TO CELSIUS 29
6.6. CHANGE LOW AND HIGH TEMPERATURE PARAMETER ALARM 29
6.7. ELECTRONIC CONTROLLER PARAMETERS 30
7.WIRINGDIAGRAM 33
7.1.WIRINGDIAGRAM 33
7.2. WIRING DIAGRAM LEGEND 34
