Friulinox Cube Series Service Manual Download

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FRIULINOX ALI GROUPS.R.L. A SOCIO UNICO

Via Treviso,4 - 33083 Taiedo di Chions (PN) -Italy

Servi

EXPLANATION OF THE REFRIGERATION SYSTEM

3.1.

Unit on board

Condensate

evaporatio

n coil

Air condenser

Water

condenser

Pressure valve

Dehydrator

filter

Compressor

Pressure

socket

Ventilated

evaporator

Capillary

Exchanger pipe

3.2.

Set-up for remote unit

Ventilated

evaporator

Thermostatic

valve

Solenoid valve

of the liquid

Summary of Contents for Cube Series

Page 1: ...SERVICE MANUAL REFRIGERATED CABINET Cube and Hi Cube Series ...

Page 2: ...nctional features of the appliances described in this instruction manual without giving prior notice also will not answer for any inaccuracies attributable to printing or transcription errors in this instruction manual The manufacture reserves the right to modify the technical and functional features of the appliances described in this instruction manual without giving prior notice also will not a...

Page 3: ...ic board operation 20 7 1 Board functions 20 7 2 Access to the service menu 21 7 2 1 Parameter access 21 7 2 2 Access to internal values 24 7 2 3 Access to alarms 24 7 2 4 Reset data memories HACCP 26 7 2 5 Reset factory values 26 7 2 6 HACCP 26 8 Interventions on the equipment 27 8 1 Electronic board replacement 27 8 2 Door opening inversion Errore Il segnalibro non è definito 8 3 Door gasket rep...

Page 4: ... Power Failure power supply interruption alarm 70 9 1 11 Defrost Timeout defrosting concluded by duration 71 9 2 Malfunctions not managed by board 72 9 2 1 The display board does not switch on 72 9 2 2 The display board is on but the relay outputs are not managed 73 9 2 3 The display board is on but it is not possible to access the functions by pressing the keys 74 9 2 4 The compressor does not wo...

Page 5: ...ENT AND COMPONENT WARRANTY FRIULINOX ALI GROUP SRL AND ITS AUTHORISED CENTRES WILL NOT BE HELD LIABLE FOR COMPLAINTS DAMAGES AND COSTS CAUSED DIRECTLY OR INDIRECTLY BY CHANGES NOT APPROVED AND VALIDATED BY THE SAME DO NOT CLEAN THE EQUIPMENT WITH PRESSURE WATER DO NOT WORK ON THE EQUIPMENT WITHOUT HAVING READ THIS MANUAL DO NOT WORK ON THE EQUIPMENT IF THE ACCESS PANELS ARE NOT CORRECTLY POSITIONE...

Page 6: ...IULINOX ALI GROUPS R L A SOCIO UNICO 6 Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 1 1 Positioning and reading the data plate SERIAL NUMBER MATERIAL CODE MODEL REFRIGERANT GAS YEAR OF MANUFACTUR E CLIMATIC CLASS ...

Page 7: ... dedicated to the catering market The same year it inaugurate the new more modern and productive Villotta plant thus expanding its market offer The first Multifunctional equipment is conceived which paves the way to a new way of managing the kitchen becoming the crucial tool of production processes FRUILINOX markets the fist blast chilling systems starting their distribution together with training...

Page 8: ...al 3 EXPLANATION OF THE REFRIGERATION SYSTEM 3 1 Unit on board Condensate evaporatio n coil Air condenser Water condenser Pressure valve Dehydrator filter Compressor Pressure socket Ventilated evaporator Capillary Exchanger pipe 3 2 Set up for remote unit Ventilated evaporator Thermostatic valve Solenoid valve of the liquid ...

Page 9: ...mperature range 0 10 C 2 8 C 25 15 C 22 18 C 20 15 C 6 4 C Power supply 230V Transformer T1 Serial port NTC probe thermostat NTC probe defrosting NTC probe condenser Microswitch ID1 Glass doors cell light E1 K1 K2 K3 K4 Compressor control M1 Liquid solenoid valve Q2 Fan evaporator M3 Condensate evaporation trayl heater E3 optional for remote unit Frame heater E4 Defrosting heater E2 Condensate dra...

Page 10: ... C 2 8 C 25 15 C 22 18 C 20 15 C 6 4 C Power supply 230V Transformer T1 Serial port NTC probe thermostat NTC probe defrosting NTC probe condenser Microswitch ID1 Glass doors cell light E1 K1 K2 K3 K4 Compressor control M1 Liquid solenoid valve Q2 Fan evaporator M3 Condensate evaporation tray heater E3 Glass anti condensation heater E7 Frame heater E4 Defrosting heater E2 Condensate drain heater E8...

Page 11: ...2 18 C 20 15 C 6 4 C Power supply 230V Transformer T1 NTC probe thermostat Serial port DC fans evaporator fans 12 VDC optional Glass doors cell light E1 Microswitch ID1 NTC probe condenser NTC probe defrosting K1 K2 K3 K4 Compressor control M1 Liquid solenoid valve Q2 Fan evaporator M3 Condensate evaporation tray heater E3 Glass holder anti condensation heater E7 Frame heater E4 Defrosting heater ...

Page 12: ...ion parameter F0 default 8 fan works according to the humidity set set on display Fan OFF with upper evaporator temperature at parameter F1 Fan management during defrosting and dripping parameter F2 0 fan OFF 1 fan ON Fan maximum OFF time parameter F3 F1 parameter differential parameter F8 E3 Condensate evaporation tray heater E7 Glass anti condensation heater E4 Frames heater The E4 operation is ...

Page 13: ...er temperature above which the Comp Locked locked compressor alarm is activated parameter C7 I3 Door microswitch Detects whether the door is closed or open during the equipment operation Its intervention determines the Door Open alarm The effect caused by the door microswitch is managed by parameter i0 Door microswitch polarity parameter i1 Door open alarm signal delay parameter i2 HACCP menu Door...

Page 14: ...wer the cell LED lights and glass doors optional 230V Power supply Power supply voltage 230V with 10 tolerance The power part of the board K1 K2 K3 K4 relay is powered directly at 230V Serial Port Serial Port Allows to connect the equipment for data download B11 Pressure switch High pressure safety pressure switch installed on the water condensed models It intervenes at 29 5BAR and resets at 24 5B...

Page 15: ... go to TABLE OF CONTENTS 15 FRIULINOX ALI GROUPS R L A SOCIO UNICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 4 5 Temperature probes tables ...

Page 16: ...ly fastened with belt Indicate the available space around the storage cabinet left side minimum 50 mm right side minimum 50 mm front mm back minimum 50 mm above minimum 500 mm Indicate the equipment around the cabinet oven refrigerator blast chiller refrigerated counters worktable dishwasher wall free other left side right side front back above Level equipment recommended inclination of 2 to the f...

Page 17: ...e of 2 C to test the positive cabinet or temperature of 20 C for the negative cabinet 2 C 20 C Indicate time min to reach 2 C or 20 C in the cabinet within max 60 Check door gasket seall Check defrost cycle operation Set and indicate the storage temperature required by the Customer C Illustrate the basic functions of the equipment Deliver user manuals certificates test reports to the customer Fina...

Page 18: ...eutral detergent Customer Clean the inside and outside of the cabinet with water based neutral detergent Customer Clean the electrical box Clean the condensate evaporation tray Make sure the door closes properly otherwise adjust the hinge Check the condition of the frame lids Check all electrical connections on the terminal board Check the integrity of the power supply cable Check the condition of...

Page 19: ...for cooling test with cabinet empty Detect cabinet temperature before starting the cooling cycle Set temperature of 2 C to test the positive cabinet TNN or temperature of 20 C for the negative cabinet BT 2 C 20 C Indicate time min to reach 2 C or 20 C in the cabinet within max 60 Set and indicate the storage temperature required by the Customer C Date of maintenance Name of technician Customer nam...

Page 20: ...point values MENU ENTER Main menu of controls or set value confirmation ESC Exit from menu or interruption without saving data ENERGY SAVING Access to energy saving menu COMPRESSOR If flashing compressor protection in progress DEFROST If flashing compressor protection in progress or dripping in progress EVAPORATOR FAN If flashing fan stop in progress CELL LIGHT ON If flashing light automatically o...

Page 21: ... go to TABLE OF CONTENTS 21 FRIULINOX ALI GROUPS R L A SOCIO UNICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 7 2 Access to the Service Menu 7 2 1 Parameter access ...

Page 22: ... go to TABLE OF CONTENTS FRIULINOX ALI GROUPS R L A SOCIO UNICO 22 Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual ...

Page 23: ... go to TABLE OF CONTENTS 23 FRIULINOX ALI GROUPS R L A SOCIO UNICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual ...

Page 24: ... go to TABLE OF CONTENTS FRIULINOX ALI GROUPS R L A SOCIO UNICO 24 Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 7 2 2 Access to internal values 7 2 3 Access to alarms ...

Page 25: ...ressor alarm the maximum temperature according to parameter C7 has been reached Probe 1 faulty air probe error check the integrity and temperature of the probe and the instrument probe connection Probe 2 faulty evaporator probe error check the integrity and temperature of the probe and the instrument probe connection Probe 3 faulty condenser probe error check the type integrity and temperature of ...

Page 26: ...ached Maximum Temp maximum temperature alarm the maximum temperature in disagreement with the setpoint has been reached Door Open door microswitch alarm indicates the maximum temperature reached with prolonged door opening Power Failure power supply stop alarm indicates the cell temperature upon power supply reset The alarm description shows Date and time in which the alarm occurred Alarm duration...

Page 27: ...n the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the electric box by loosening the two locking screws using a screwdriver 4 Open the plastic cable clamp with the help of a star tipped screwdriver 5 Disconnect the connectors from the electronic board terminal board 6 Disconnect the earthing and the power supp...

Page 28: ...ect the probes 9 Disconnect the connection between board and transformer 10 Remove the wiring board from its seat by loosening the six screws locking it paying attention to the connection with the keyboard board 11 Gently lift the keyboard board from the side stops 12 Replace the board by gently inserting it in its seat and securing the wiring board with the six screws ...

Page 29: ... Italy Service Manual 13 Reconnect the cables to the terminals Insert the terminal cables inside the plastic cable stop and close it with the help of a star tipped screwdriver 14 Reposition the electrical box and fix it with the two screws 15 Close the control panel paying attention to the door microswitch ...

Page 30: ... screws of the upper hinge 3 Remove the door by lifting it from the lower hinge With start tipped screwdriver loosen the two locking plate screws on the upper side of the door 4 Remove the upper hinge from the seat together with the spring 5 Using the Ø 7 tip screwdriver drill the upper hinge as shown in the figure to open the hole on the left 6 Replace the right spring with the left spring recogn...

Page 31: ...pring in its seat 8 Remove the lower plastic caps from the upper left side of the body 9 Close the two lower holes on the right side of the body with the just removed caps 10 With the star tipped drill loosen the two locking screws of the lower hinge 11 Remove the lower plastic caps from the lower left side of the body 12 Close the two lower holes on the right side of the body with the just remove...

Page 32: ...r by making a complete anti clockwise turn 15 Secure the upper hinge to the body 16 Secure the lock plate on the upper side of the door again 17 Remove the plastic tab on the left side of the body and place it on the right side 18 With star tipped screwdriver tighten the fixing screw of the body Make sure the gasket perfectly adheres to the body profiles and that there are no air infiltrations ...

Page 33: ... 4 33083 Taiedo di Chions PN Italy Service Manual 8 3 Door gasket replacement 1 Open the door and release the gasket from the seat 2 Replace the gasket by fixing it in the corners first 3 Press the gasket firmly in the seat 4 Make sure that the gasket adheres properly to the door ...

Page 34: ...al screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the door from its seat 4 Remove the frame profile from the seat Use a flat head screwdriver and start from the corners 5 Remove the profile and using a flat head screwdriver detach the other profiles also 6 Carefully remove the heater from its seat ...

Page 35: ...ICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 7 Disconnect the heater from the appropriate connector 8 Replace the heater 9 Secure the door again paying attention to the adjustment 10 Close the front panel paying attention to the door microswitch ...

Page 36: ...ont panel being careful to secure it to the rear body 3 Remove the springs that fix the filter panel with a clamp 4 Remove the filter panel from the seat Use a solution of water and neutral soap to clean it 5 Reposition the filter panel in the seat 6 Secure again the filter panel to the condenser with the springs 7 Do the same with the front panel tear strip attached to the control panel 8 Close t...

Page 37: ...the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Open the belt that secures the evaporator protective casing 4 Lift and remove the protective casing from its seat paying attention to the compensation valve if any 5 Using a screwdriver loosen the six screws that attach the fan to the evaporator 6 Disconnect the evapor...

Page 38: ...at secures the fan to the fan motor 8 Using a 4 mm wrench loosen the four screws that secure the fan motor to the conveyor 9 Remove the motor from the conveyor 10 Replace the fan motor repositioning it on the conveyor 11 Reposition the fan remembering to have the arrow symbol outside see image 12 Reposition the casing closing the safety belt on the protective casing ...

Page 39: ...sen the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Open the belt that secures the evaporator protective casing 4 Lift and remove the protective casing from its seat paying attention to the compensation valve if any 5 Cut the cable ties 6 Disconnect the connector of the heater cables ...

Page 40: ...d screwdriver the heater cables from the connector 8 Cut the cable ties 9 Using a 7 mm wrench open the fixing nuts of the heater 10 Replace the heater by removing it from the holes on the side bracket of the evaporator 11 Replace the heater by inserting the cables in the appropriate holes on the side of the evaporator 12 Secure the cables again with the locking nuts ...

Page 41: ... Chions PN Italy Service Manual 13 Insert the cables inside the connector again 14 Close the connector 15 Secure the heater to the cables again with the clamps 16 Close the cable passage with sealant 17 Reposition the protective casing on the seat 18 Close the safety belt on the protective casing ...

Page 42: ...t 1 Loosen the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Open the belt that secures the evaporator protective casing 4 Lift and remove the protective casing from its seat paying attention to the compensation valve if any 5 Cut the cable ties 6 Remove the connector from the seat ...

Page 43: ...PN Italy Service Manual 7 Remove the klixon from the evaporator 8 Replace the klixon 9 Fix the cables to the evaporator using clamps 10 Close the connector 11 Replace the heater by inserting the cables in the appropriate holes on the side of the evaporator 12 Secure the cables again with the locking nuts ...

Page 44: ...OX ALI GROUPS R L A SOCIO UNICO 44 Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 13 Close the cable passage with sealant 14 Reposition the protective casing on the seat 15 Close the safety belt on the protective casing ...

Page 45: ... Loosen the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Open the belt that secures the evaporator protective casing 4 Lift and remove the protective casing from its seat paying attention to the compensation valve if any 5 Loosen the evaporator locking screws 6 Cut the cable ties ...

Page 46: ...e that locks the heater on the base 8 Lift the evaporator 9 Loosen the fixing screw of the bowl 10 Lift the evaporator to remove the bowl with the drain heater from the seat 11 The drain heater and the condensate collection bowl are a single component 12 Place a new bowl under the evaporator making sure to firmly secure the heater with the sticky tape ...

Page 47: ...O Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 13 Secure the bowl to the base with the screws 14 Secure the evaporator to the base with the fixing screws 15 Reposition the protective casing on the seat 16 Close the safety belt on the protective casing ...

Page 48: ... replacement 1 Loosen the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the electric box by loosening the four locking screws using a screwdriver 4 The air probe is identified by the BLUE connector 5 Disconnect the probe from the board 6 Cut the probe ties ...

Page 49: ...es the evaporator protective casing 8 Lift and remove the protective casing from its seat paying attention to the compensation valve if any 9 Remove the plastic protection from the cables 10 Remove the sealant to identify the probe 11 The probe is located in the suction point of the conveyor 12 Replace the probe by removing the sticky tape that fixes it ...

Page 50: ...ual 13 Reposition the probe 14 Close the cable passage with sealant 15 Reposition the casing closing it with the belt 16 Secure the ties and connect the probe to the board 17 Close the electric box by tightening the two locking screws using a screwdriver 18 Close the front panel again paying attention to the door microswitch ...

Page 51: ...he central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the electric box by loosening the two locking screws using a screwdriver 4 The evaporator probe is identified by the RED connector 5 Loosen the probe connections from the board 6 Open the belt that secures the evaporator protective casing ...

Page 52: ...ective casing from its seat paying attention to the compensation valve if any 8 Cut the ties The probe is located on the side of the evaporator 9 Replace the probe 10 Secure the ties and connect the probe to the board 11 Reposition the casing closing it with the belt 12 Close the electric box and the central panel paying attention to the door microswitch ...

Page 53: ...lacement 1 Loosen the central screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the electric box by loosening the two locking screws using a screwdriver 4 The condenser probe is identified by the YELLOW connector 5 Loosen the probe connections from the board 6 Cut the probe ties ...

Page 54: ...taly Service Manual 7 Replace the probe by removing the sticky tape securing it to the delivery pipe 8 Secure the ties and connect the probe to the board 9 Close the electric box by tightening the four locking screws using a screwdriver 10 Close the central panel again paying attention to the door microswitch ...

Page 55: ... acting on the relative anchor systems 6 Remove the power supply cable and replace the compressor Provide for the replacement of the dehydrator filter in order to preserve the duration of the unit 7 Solder the pipes again 8 Electrically connect the compressor 9 Make the vacuum by connecting to the skrader valve 10 Load the system with new refrigerant respecting the details on the data plate see pa...

Page 56: ...g a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Loosen the four conveyor fixing screws to the condenser 4 Gently remove the conveyor from its seat 5 Loosen the fan fixing screws to the conveyor and replace the fan remembering to position the fans with the suction direction 6 Reposition the conveyor on the condenser Close the front panel paying attention to the ...

Page 57: ...screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the electric box and disconnect the connection connectors from the door microswitch 4 Gently remove the door microswitch from the seat install the new door microswitch connect the connectors again 5 Reposition the electric box on the seat paying attention to the cables 6 Close the front panel paying attention t...

Page 58: ...Chions PN Italy Service Manual 8 8 Lock replacement 1 Loosen the central screw closing the front panel using a screwdriver 2 Lift the front panel slightly 3 Use the master key to remove the block from the seat and install the new lock 4 Close the front panel paying attention to the door microswitch ...

Page 59: ...tral screw closing the front panel using a screwdriver 2 Lift the front panel being careful to secure it to the rear body 3 Remove the electric box by loosening the two locking screws using a screwdriver 4 Disconnect the light from the board 5 Carefully remove the two clips holding the protective glass 6 Gently remove the light from the seat being careful not to drop it ...

Page 60: ... Taiedo di Chions PN Italy Service Manual 7 Install the new light securing it to the control panel with the clips 8 Reconnect the cable to the board 9 Reposition the electric box on the seat paying attention to the cables 10 Close the front panel paying attention to the door microswitch ...

Page 61: ...onnect the probe again and check that the alarm does not appear on display If there is oxide on the connection remove it and check that the alarm disappears If the alarm remains invert the air probe with the evaporator probe If the Probe 2 Faulty evaporator probe alarm flashes on the display the air probe is faulty replace the probe If by inverting the air probe with the evaporator probe the alarm...

Page 62: ...ect the probe again and check that the alarm does not appear on display If there is oxide on the connection remove it and check that the alarm disappears If the alarm remains invert the evaporator probe with the air probe If the Probe 1 Faulty air probe alarm flashes on the display the evaporatorprobe is faulty replace the probe If by inverting the evaporator probe with the air probe the alarm rem...

Page 63: ...robe again and check that the alarm does not appear on display If there is oxide on the connection remove it and check that the alarm disappears If the alarm remains invert the condenser probe with the air probe If the Probe 1 Faulty air probe alarm flashes on the display the condenser probe is faulty replace the probe If by inverting the condenser probe with the air probe the alarm remains it mea...

Page 64: ...es 2 Factors for which the OVERHEAT COND alarm is activated Room temperature 43 C if possible reduce the temperature of the room where the equipment is installed Failure to respect the minimum distances to allow the correct air recirculation Respect the minimum spaces required see installation check list Dirty condenser filter clean or replace the filter NTC probe condenser out of calibration or b...

Page 65: ...mperature at condenser output read by the NTC probe condenser is higher than parameter C7 for the C8 time The alarm is recorded in the Service menu under Alarms see the component and parameter table The Comp Locked alarm stops the M1 compressor and the M3 evaporator fans See OVERHEAT COND overheated condenser alarm to run diagnostics After identifyingand resolving the cause of the alarm it is nece...

Page 66: ...1 6 Rtc error clock module alarm Rtc error on display identifiesthe clock module alarm which is recorded in the Service menu under Alarms The alarm can be caused by the lack of constant power supply Check for voltage surges in the power supply network Setting the clock module enter the menu select Real Time Clock set date and time ...

Page 67: ...HACCP Found the cause of the problem run the data memory reset HACCP alarms 1 Check that the NTC probe thermostat cabinet probe is not out of calibration access the electronic board With multimeter set in Ω check that the resistive value of the probe matches the temperature in the surroundingenvironment see tab NTC If the resistive value is incorrect or unstable replace the probe 2 Check that the ...

Page 68: ... prolonged times access the Service menu internal values and check the no of times the door is opened the door is closed properly that no hot product is inserted Sensitise the Customer on the correct use of the equipment 2 Check that the evaporator is not packed with ice If packed with ice see Ice formation on evaporator 3 Check that the air probe is not out of calibration access the electronic bo...

Page 69: ...blem run the data memory reset HACCP alarms Check during the equipment operation that the door remains perfectly closed otherwise check the door alignment by acting on the brackets Check the value set on parameter i1 door microswitch input polarity Check that the door microswitch is correctly positioned position it correctly if necessary If the microswitch is correctly positioned access the electr...

Page 70: ...ice menu under HACCP Found the cause of the problem run the data memory reset HACCP alarms 1 Check the main power supply It must respect the tolerance of 10 on the nominal value on the data plate There must be no power surges Frequent blackouts and power surges during equipment operation can prematurely damage the electrical electronic components in the short term the warranty is not recognised 2 ...

Page 71: ...frosting has ended for duration parameter d3 and not for temperature parameter d2 The alarm is recorded in the Service menu under Alarms The alarm can be caused by incorrect set of the parameters that manage the defrost malfunctionof the E2 defrost heater E8 evaporator bowl heater malfunction incorrect reading of the NTC probe defrosting evaporator probe which compromises the correct defrostingend...

Page 72: ...e power socket where the equipment is connected 2 Access the electronic board and use the multimetreto check for power supply 230V at the board input faston terminals L and N see wiring diagram If there is power supply and the board does not turn on check for power supply 12VDC at the T1 transformer output If there is voltage 12VDC and the board remains off replace the electronic board If there is...

Page 73: ...at cable allows communication between display board and power board Give power again and make sure there are 230V 10 between the L and N faston type terminals see wiring diagram A lower power supply voltage than the rated data may compromise the activation of the K1 K2 K3 K4 relays Frequent blackouts power surges power supply voltage lower or higher than the rated data can prematurely damage the e...

Page 74: ... cannot be accessed by pressing the keys put the equipment in stand by disconnect voltage and access the electronic card Make sure there is no oxide on the flat cable terminals If necessary remove the oxide Give power again and make sure there are 230V 10 between the L and N faston type terminals see wiring diagram Check that the power supply voltage at transformer output 12VDC is stable If it is ...

Page 75: ...ressor operation r0 C0 C1 C2 C3 are correct otherwise set the default values 4 After disconnectingpower to the equipment access the compressor Check all electrical connections from the compressor to the electronic board to make sure that there are no false contacts Power the equipmentand set the electronic board at ON Make sure that after the minimum OFF ON time parameter C0 the symbol indicating ...

Page 76: ...e can affect the performance and correct operation of the equipment Access the electronic board where on S CAB connector the NTC probe thermostat air probe is connected With multimeter set in Ω check that the resistive value of the probe matches the temperature in the surrounding environment see tab NTC If the resistive value is incorrect or unstable replace the probe 4 Connect the pressure gauges...

Page 77: ...en loaded make sure it works properly see installationcheck list functionaltesting If the equipment has already been repaired and recharged with gas empty the system and charge respecting the shown values see data plate If there is no marked temperature difference between the evaporation temperature and the condensationtemperature at least 30 40 C the compressor valve plate is faulty Replace the c...

Page 78: ...d3 d7 and d8 see relative paragraphs 2 Start a defrosting cycle and make sure that the E2 defrosting heater the condensate drain heater and the E8 evaporator tray heater models with range 25 15 C 22 18 C 20 15 C 6 4 C 2 8 C work correctly The condensate drain heater and the E8 evaporator tray heater are a single piece The failed operation of the E8 heater can cause the water and ice to overflow in...

Page 79: ...as well as an incorrect installation such as introductionof hot product in the equipment equipment installednear heat sources a high number of door openings and critical environmentalconditions temperatureabove 43 C can accelerate the formation of ice on the evaporator Sensitise the Customer on reducing the number and duration of the door opening Access the Service menu internal values and check t...

Page 80: ...back water and ice may overflow inside the cell from the air intake duct 2 Check that the evaporator protective casing is well attached to the gasket and that there is no condensate around its perimeter Close any slots with sealant especially near the outlet of electrical cables and pipes If necessary remove the cover replace the gasket at the base and the interlocking gasket of the cover itself A...

Page 81: ...ition Replace the compensationvalve if necessary 7 Make sure there are no air infiltrations from the door Check that the door is correctly aligned otherwise adjust it by acting on the upper and lower hinges Check that the door gasket is not damaged otherwise replace it with a new one Inform the Customer that the gasket must be cleaned monthly and changed once a year by an authorised service centre...

Page 82: ...e operation of the E4 frame heater installed on the models with range 25 15 C 22 18 C 20 15 C 6 4 C 2 8 C The E4 heater is enabled by parameter u1 4 make sure that the parameter is correctly set The heater works below the temperature set by parameter u5 For the correct checks disable the Energy Saving function by pressing the relative icon on the electronic board Check that the K3 relay contact wh...

Page 83: ... go to TABLE OF CONTENTS 83 FRIULINOX ALI GROUPS R L A SOCIO UNICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual see par 8 4 ...

Page 84: ...d seriously compromise the cooling capacity of the equipment Check that the K2 relay contact which manages the E3 heater is closed put the board in stand by and disconnect voltage to the equipment disconnect the frame heater cable from the electronic board K2 connector power the equipment and turn on the display board when the display shows the evaporatorfan steadily on symbol with a multimetre ch...

Page 85: ...es the temperature in the surroundingenvironment see tab NTC If the resistive value is incorrect or unstable replace the probe 3 Make sure that the parameters that manage the evaporator fan are set correctly see specific board connections 4 Check the operation of the M3 evaporator fan Check that the K2 relay contact which manages the M3 evaporator fan operation is closed Put the board in stand by ...

Page 86: ... go to TABLE OF CONTENTS FRIULINOX ALI GROUPS R L A SOCIO UNICO 86 Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual 10 WIRING DIAGRAMS ...

Page 87: ... go to TABLE OF CONTENTS 87 FRIULINOX ALI GROUPS R L A SOCIO UNICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual ...

Page 88: ... products contact the FRIULINOX Technical Support on 39 0434635423 or the Back Office on 39 0434 429086 or via e mail to service friulinox com Quotes and spare parts orders can be made directly through the website www friulinox com via e mail to parts cr aligroup it or by calling 39 0438911020 Personnel is available from Monday to Friday from 8 30 to 12 30 and from 13 30 to 17 30 ...

Page 89: ... go to TABLE OF CONTENTS 89 FRIULINOX ALI GROUPS R L A SOCIO UNICO Via Treviso 4 33083 Taiedo di Chions PN Italy Service Manual REV 0 03 2018 ...

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