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Snowflake SBU15HL, Service Manual

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Snowflake SBU15HL Service Manual Download Page 23

 

 

 23 

765042231 Rev.001

 

As the needle probe is not inserted, the test is not completed successfully and 
the time-controlled cycle is launched 

 

The 

, 

 and 

 icons remain steady 

The display shows the remaining time of the cycle

Press 

 or 

 to change the value 

Use the 

 e 

 keys to change the value  

 

 

DEFROSTING 

 
 

 

Press 

 for 4 seconds to run the defrosting cycle 

 

The 

 icon is on, blinking during dripping 

 

 
 

Summary of Contents for SBU15HL

Page 1: ...1 765042231 Rev 001 SNOWFLAKE SBU 15 20 40 Service manual ...

Page 2: ... 14 CORE PROBE 14 TEMPERATURES 15 LENGTH 15 CONTROL PANEL 16 POSITIVE SOFT QUICK COOLING KEY 16 NEGATIVE QUICK COOLING KEY 16 PROGRAMME 18 PRE COOLING CYCLE 19 CORE PROBE POSITIVE SOFT QUICK COOLING CYCLE 19 CORE PROBE POSITIVE HARD QUICK COOLING CYCLE 19 CORE PROBE NEGATIVE SOFT QUICK COOLING CYCLE 20 CORE PROBE NEGATIVE HARD QUICK COOLING CYCLE 20 TIME CONTROLLED POSITIVE SOFT QUICK COOLING CYCL...

Page 3: ...CE 31 MAINTENANCE OF PANEL BOARD 31 CONDENSING SYSTEM MAINTENANCE 32 CHANGING DOOR HINGE SIDE SBU 15 20 33 CHANGING DOOR HINGE SIDE SBU 40 34 ENERGY CONSUMPTION CHART 35 WIRING DIAGRAM PLATE 36 EC declaration of conformity 39 CONFIGURATION 40 List of configuration parameters 41 Annotate the emergency assistance number of specialised maintenance personnel Name and Surname Address Tel fax no ...

Page 4: ...s failure to observe even partially the indications found in this manual Please remember that no reproductions of this handbook are allowed Due to our constant technological updating and research the features described in this handbook may be altered without prior notice LIST OF REGUALATION REFERENCES The cooling cabinet we manufacture fully complies with the following European and national regula...

Page 5: ... the environment GENERAL SAFETY WARNINGS The user is responsible for operations carried out on the equipment which do not comply with the indications in this manual and periodic training of all personnel authorised to work on the equipment is recommended List of some general warnings do not touch the equipment with moist or wet hands or feet do not insert screwdrivers or kitchen tools or anything ...

Page 6: ...ctrical device casing protection rating A Input voltage B Electric current intensity C Frequency D Rated power E Total lamp power F Fuse current G Coolant type H Coolant q ty L Temperature grade M Max hydraulic supply pressure N Room temperature P Expanding fluid R WEEE Symbol S Water inlet temperature a T Water consumption W Heating unit power Z Least pressure MAX ROOM TEMPERATURE Air condenser u...

Page 7: ...iance onto the required working site Avoid locations with exposure to direct sunlight Do not place the appliance in hot poorly ventilated rooms Do not place the refrigerated compartment near heat sources Leave a min 100 mm clearance around the appliance on the sides where air inlet and outlet are located Level the appliance by means of adjustable feet WARNING If the appliance is not properly level...

Page 8: ...8 765042231 Rev 001 DIMENSIONS SBU 15 HL SBU 20 HL SBU 20 HT SBU 40 HT ...

Page 9: ...230V 1N 230V 1N 230V 1N 400V 3N Frequency Hz 50 50 50 50 Intensity A 5 2 6 2 6 2 6 Power input W 1000 1350 1350 3200 Refrigerating unit Refrigerating power W 887 887 887 3136 Evaporation temperature C 23 3 23 3 23 3 23 3 Cooling temperature C 90 3 90 3 90 3 90 3 Cooling time min 90 90 90 90 Freezing temperature C 90 18 90 18 90 18 90 18 Freezing time min 240 240 240 240 Condensation temperature C ...

Page 10: ...s or operators arising from the non compliance with the and tampering to any part of the appliance electric thermodynamic or hydraulic plant CONDENSATE DRAIN The equipment has a condensation collection tray The tray is extractable from the lower part of the equipment TESTING Should the appliance have been transported horizontally instead of a vertical position DO NOT START THE APPLIANCE IMMEDIATEL...

Page 11: ...piration if respiration has stopped or is about to stop In case of cardiac arrest give external cardiac massage Seek immediate medical attention Skin use water to remove ice from affected areas Remove contaminated clothes CAUTION clothes may adhere to skin in case of ice burns In case of contact with skin wash with copious quantities of lukewarm water In case of symptoms irritation or blisters see...

Page 12: ...ted with domestic waste Make the appliance totally unusable by removing the power cable and any door locking mechanisms in order to avoid the risk of anyone being trapped inside DISMANTLING OPERATIONS SHOULD BE CARRIED OUT BY QUALIFIED PERSONNEL THE SAFE DISPOSAL OF WASTE FROM ELECTRICAL AND ELECTRONIC EQUIPMENT WEEE DIRECTIVE 2002 96 EC Do not dump pollutant material in the environment Dispose of...

Page 13: ... density water contents fat contents d starting temperature e thermal conduction inside the foodstuffs Positive Negative quick cooling time depends on type of foodstuffs to be processed In general the programmes the machine is equipped with are based on the chamber temperature management the fan speed and the chilling time in any case never exceed 3 6kg of load for GN1 1 and a thickness of 50mm Ch...

Page 14: ...e grid holding frame included in those models which include trolleys is to be located at the center of the cabinet POSITION OF TRAYS Place the trays as close to the evaporator as possible If the cabinet is not full place the trays at equal distance from one another CORE PROBE For proper position of the probe refer to the following pictures S O N D A A S IN G O LO R IL E VA M E N TO CU OR E PR OD O...

Page 15: ...ature of 90 C in positive chilling from 90 C to 3 C and in negative chilling from 90 C to 18 C LENGTH Cooled or frozen processed foodstuffs may be stored in a refrigerator for 5 days of processing with no quality alterations For best results we recommend keeping temperature constant throughout the storing 0 C to 4 C according to the various commodities Storing time may be increased to approx two w...

Page 16: ...3 seconds you can set the card to Off from any mode CHILL POSITIVE SOFT QUICK COOLING KEY With the card on stop press this key once to select a positive soft quick cooling cycle FREEZE NEGATIVE QUICK COOLING KEY With the card on stop press this key once to select a negative quick cooling cycle HARD HARD QUICK COOLING KEY With selected blast chill cycle press the button once to select the positive ...

Page 17: ...tion or when warning that the needle is not inserted TIME LED It is on during a time controlled cycle and blinking during selection STORING LED It is on during the stage after blast chill preservation and blinking during the cycle when the compartment probe is displayed DEFROST LED It is on during defrosting and blinking during dripping LED PRE COOLING It is on or blinking during the pre cooling c...

Page 18: ...ick cooling 22 C at the end of the negative quick cooling Cooling time FOODSTUFF SHEET MAX LOAD PRODUCT THICKNESS QUICK COOLING TIME ROOM TEMPERATURE CORE TEMPERATURE FIRST COURSES Bechamel GN1 1 h60 6 lt 4 cm 70 minutes 20 C 3 C Meat broth GN1 1 h110 8 lt 6 7 cm 110 minutes 20 C 3 C Cannelloni GN1 1 h40 4 Kg 3 4 cm 40 minutes 20 C 3 C Vegetable soup GN1 1 h100 5 lt 5 cm 100 minutes 20 C 3 C Fresh...

Page 19: ...ring QC Press or within 15 seconds to change the value Use the and keys to change the value Press the key to start the cycle The and icons remain steady the test is run to verify the insertion of the core probe The cycle is run when the test is completed successfully otherwise a time controlled positive soft chilling cycle will start The and icons remain on CORE PROBE POSITIVE HARD QUICK COOLING C...

Page 20: ...e the e keys to change the value Press the key to start the cycle The HARD and icons remain steady the test is run to verify the insertion of the core probe The cycle is run when the test is completed successfully otherwise a time controlled negative hard chilling cycle will start The HARD and icons remain on CORE PROBE NEGATIVE HARD QUICK COOLING CYCLE WARNING insert the needle probe correctly to...

Page 21: ...emain steady the test is run to verify the insertion of the core probe As the needle probe is not inserted the test is not completed successfully and the time controlled cycle is launched The and icons remain steady The display shows the remaining time of the cycle Press or to change the value Use the e keys to change the value TIME CONTROLLED POSITIVE HARD QUICK COOLING CYCLE WARNING Do not inser...

Page 22: ... verify the insertion of the core probe As the needle probe is not inserted the test is not completed successfully and the time controlled cycle is launched The HARD and icons remain on The display shows the remaining time of the cycle Press or to change the value Use the e keys to change the value TIME CONTROLLED NEGATIVE HARD QUICK COOLING CYCLE WARNING Do not insert the needle probe to run a ti...

Page 23: ...ssfully and the time controlled cycle is launched The and icons remain steady The display shows the remaining time of the cycle Press or to change the value Use the e keys to change the value DEFROSTING Press for 4 seconds to run the defrosting cycle The icon is on blinking during dripping ...

Page 24: ...e display shows the value 0 Press within 15 seconds to set the password 19 CHILL Press CHILL or do not operate 15 sec The display shows PA Press the and keys for 4 seconds The display shows CA1 Use the and to select a parameter CHILL Press CHILL to display the value of the parameter Press and within 15 seconds to change the value of the parameter CHILL Press CHILL or do not operate for 15 seconds ...

Page 25: ...ted a negative blast chilling and preservation cycle HARD Hard quick cooling led if it is lit hard chilling in progress if it flashes you have selected a hard chilling and preservation cycle Blast chilling with probe LED if it is lit blast chilling with probe in progress if it flashes the test to verify the insertion of the probe was not completed successfully you have selected a blast chill and p...

Page 26: ... is not yet ready for inserting the food stuff LED on off if it is lit equipment in standby if it is off equipment in on LED Celsius degree if it is lit the temperatures will be measured in degrees Celsius LED Fahrenheit degree If the Fahrenheit scale is needed this has to be adjusted by a service technician if it is lit the temperatures will be measured in degrees Fahrenheit min LED minutes if it...

Page 27: ...ffects the instrument will store the alarm id Open door alarm This alarm does only occur if the door is left open for more than 1 minute Remedies verify the state of the door Make sure the door is closed properly look at parameters i0 and i1 Effects effect determined by the parameter i0 HP High pressure alarm This alarm does occur if the system is operating under too high pressure Remedies Make su...

Page 28: ...eck the integrity of the probe check the connection instrument probe check the cabinet temperature Effects equipment in standby the blast chill cycles with probe are timed during positive blast chilling with probe the duration of the cycle is established by parameter r1 during negative blast chilling with probe the duration of the cycle is established by parameter r2 heating is interrupted while h...

Page 29: ...omponents stainless stell plastic or painted parts with lukewarm water and detergent Then rinse and dry without using abrasives or chermical solvents Do not wash the appliance by spraying high pressure water on the machine Do not rinse with sharp or abrasive tools especially the evaporator You may clean inside the evaporator after loosening the knobs and rotating the protection component Wash the ...

Page 30: ...NANCE By stainless steel we mean INOX AISI 304 steel We recommend following the instructions below for the maintenance and cleaning of stainless steel parts This is of the utmost importance to ensure the non toxicity and complete hygiene of the processed foodstuffs Stainless steel is provided with a thin oxide layer which prevents it from rusting However some detergents may destroy or affect this ...

Page 31: ...r unit with a nylon cloth to protect it from dust In case of appliances with remote control if you decide to turn it off remember to put the switch off also in the remote control EXTRAORDINARY MAINTENANCE The information and instructions in this section are reserved for specialised personnel authorised to operate on the equipment components MAINTENANCE OF PANEL BOARD Turn the mains switch OFF Disc...

Page 32: ... electrical panel box along the slide Mod 101L Remove the closing panel screws Unhook the dashboard pulling it forward Remove the closing panel CONDENSING SYSTEM MAINTENANCE Mod 31 51 101 To access the condensing system remove the rear protective grille undoing the screws ...

Page 33: ...cket A to the door Remove the door and the top bracket A Remove the brackets B and C and install them in the holes on the opposite side Turn the door 180 and place it by means of the pin of the bracket B with the bracket A pre assembled at the top Fix the bracket A to the structure by tightening the fixing screws Fix the screw securing the plane Apply the front guard again ...

Page 34: ...oser C and the bush E and invert their position Remove the lower bracket B and install it in ist housing on the opposite side Place the door by fitting the lower bush E into the pin of the bracket B Fix the bracket A to the structure on the opposite side by tightening the fixing screws Before tightening the bracket screws check the hinge height 12mm approx and the door perpendicular position in re...

Page 35: ...42 Cooling temperature C 65 10 Time cycle chilling min 120 Energy consumption for chilling kWh kg 0 124 0 089 0 089 0 137 Frozen full load capacity kg 8 12 12 25 Freezing temperature C 65 18 Time cycle freezing min 270 Energy consumption for freezing kWh kg 0 492 0 313 0 313 0 413 Refrigerant name R404A GWP 3922 Refrigerant charge kg 0 48 1 4 1 4 2 ...

Page 36: ... 20 DOOR ANTICONDENSING RESISTOR 79A MULTIPOINT NEEDLE CORE PROBE 21 DEFROST RESISTANCE 79B MULTIPOINT PROBE RESISTANCE 21A DEFROST RESISTANCE 80 PTC RESISTANCE FOR COMPRESSOR CASING 25 TRANSFORMER 86 CONDENSER PROBE 44 RELAY COMPRESSOR 87 LCD QUICK COOLER CARD 65 CONTACTOR 97A EVAP FAN CHOKE MODULE 66 THERMAL RELAY 102 BIMETALLIC SAFETY THERMOSTAT 67 EVAPORATOR FAN RUN CAPACITOR 122 LED LAMPS 67A...

Page 37: ...NTICONDENSING RESISTOR 79A MULTIPOINT NEEDLE CORE PROBE 21 DEFROST RESISTANCE 79B MULTIPOINT PROBE RESISTANCE 21A DEFROST RESISTANCE 80 PTC RESISTANCE FOR COMPRESSOR CASING 25 TRANSFORMER 86 CONDENSER PROBE 44 RELAY COMPRESSOR 87 LCD QUICK COOLER CARD 65 CONTACTOR 97A EVAP FAN CHOKE MODULE 66 THERMAL RELAY 102 BIMETALLIC SAFETY THERMOSTAT 67 EVAPORATOR FAN RUN CAPACITOR 122 LED LAMPS 67A EVAPORATO...

Page 38: ...NTICONDENSING RESISTOR 79A MULTIPOINT NEEDLE CORE PROBE 21 DEFROST RESISTANCE 79B MULTIPOINT PROBE RESISTANCE 21A DEFROST RESISTANCE 80 PTC RESISTANCE FOR COMPRESSOR CASING 25 TRANSFORMER 86 CONDENSER PROBE 44 RELAY COMPRESSOR 87 LCD QUICK COOLER CARD 65 CONTACTOR 97A EVAP FAN CHOKE MODULE 66 THERMAL RELAY 102 BIMETALLIC SAFETY THERMOSTAT 67 EVAPORATOR FAN RUN CAPACITOR 122 LED LAMPS 67A EVAPORATO...

Page 39: ...39 765042231 Rev 001 EC declaration of conformity ...

Page 40: ...odify the value The hour is displayed in the 24 h format Operate as follows to set the minutes 12 Press and release the BLAST CHILLING key when setting the hour the display will show nn followed by the two numbers of the minutes 13 Press and release the UP or DOWN key within 15 s to modify the value 14 Press and release the BLAST CHILLING key or do not operate for 15 s the display will show rtc ag...

Page 41: ... and DOWN key for 4 s before point 8 The display will show the magnitude indicated in paragraph 5 3 The display Ensure that the factory settings are appropriate see paragraph 8 4 List of configuration parameters List of configuration parameters The following table illustrates the meaning of the configuration parameters The management of some inputs and outputs is subject to the value set with some...

Page 42: ...rature unit of measurement 2 0 C 1 F P3 0 1 1 1 enabling the needle probe 1 yes P4 0 1 1 1 enabling the evaporator probe 1 yes P5 0 1 0 0 fourth input function 0 high pressure input digital input 1 condenser probe analogue input P8 0 250 ds 5 5 delay displaying temperature variation detected by the probes Par Min Max Unit EVX803 02 SBU 15 EVX803 01 SBU 20 40 Main regulator r0 0 1 15 0 C F 1 2 0 2 ...

Page 43: ...oint during blast chilling also work set point during the soft deep freezing phase cabinet temperature also see parameter r0 r8 50 0 99 0 C F 1 40 0 40 0 work set point during deep freezing cabinet temperature also see parameter r0 r9 50 0 99 0 C F 1 150 15 work set point during blast chilling hard phase cabinet temperature also see parameter r0 r10 50 0 99 0 C F 1 2 0 2 0 work set point during po...

Page 44: ...ted 0 blast chilling and storage 1 blast chilling and storage or deep freezing and storage 2 deep freezing and storage r17 0 0 99 0 C F 1 7 0 7 0 temperature detected by the needle probe cabinet temperature minimum difference such to consider the first phase of the test to verify correct insertion of the needle probe completed successfully consider the difference without sign 0 0 the test will not...

Page 45: ...g the BLAST CHILLING or DEEP FREEZING key r22 0 1 0 0 modality to start pre cooling 0 automatic or pressing the BLAST CHILLING key 1 s 1 both automatic or passing from the stand by status to the on then switching on the device and by hand or pressing the BLAST CHILLING key 1 s r23 0 50 s 5 5 duration of the buzzer activation to signal the verification test for the correct insertion of the needle p...

Page 46: ... 1 60 0 60 0 condenser temperature above which the blocked overheated condenser alarm is activated COH code C7 0 199 0 C F 1 65 0 65 0 condenser temperature above which the blocked compressor alarm is activated CSd code C8 0 15 min 0 0 blocked compressor alarm delay CSd code 5 C9 0 240 min 8 8 duration of compressor switch on during the cabinet probe error Pr1 code that occurs during post deep fre...

Page 47: ...ith door open the compressor will be switched off during defrosting and the defrosting output will be activated the evaporator fan will be switched on on condition that the door is open i e that is on condition that the door micro switch is active and that the parameter i0 is set at values different to 0 d2 50 0 99 0 C F 1 8 0 8 0 defrosting end temperature evaporator temperature also see paramete...

Page 48: ...3 01 SBU 20 40 Temperature alarms 9 10 A1 0 0 99 0 C F 1 10 0 10 0 cabinet temperature below which the minimum temperature alarm is activated relative to the work set point i e r10 A1 during post blast chilling storage and r11 A1 during post deep freezing storage AL code also see parameter A11 4 A2 0 1 1 1 enabling of minimum temperature alarm AL code 1 yes A4 0 0 99 0 C F 1 10 0 10 0 cabinet temp...

Page 49: ...e compressor also see parameters F9 and F17 F1 50 0 99 0 C F 1 1 0 1 0 evaporator temperature above which the evaporator fan is off during storage only if parameter F2 is set at 3 also see parameter F8 11 F2 0 3 2 2 evaporator fan activity during storage 0 off 1 on 2 parallel to the compressor also see parameter F9 3 on also see parameter F1 F3 0 15 min 3 3 duration of evaporator fan standstill th...

Page 50: ...door closure i e from the deactivation of the door micro switch input F16 50 0 99 0 C F 1 35 0 35 0 evaporator temperature above which the evaporator fan is off during pre cooling blast chilling and deep freezing only if parameter F0 is set at 1 also see parameter F8 11 F17 50 0 99 0 C F 1 55 0 55 0 cabinet temperature above which the evaporator fan is off during pre cooling blast chilling and dee...

Page 51: ...also see parameter F15 i1 0 1 1 1 type of door micro switch input contact 0 normally open input active with closed contact 1 normally closed input active with open contact i2 1 120 min 1 1 door open alarm signalling delay id code on expiry of the time established with the parameter the compressor will be off 1 the alarm will not be signalled i5 0 1 0 1 effect caused by the activation of the high p...

Page 52: ... resistances are off 4 u6 1 240 min 1 1 if parameter u11 is set at 1 maximum duration of needle probe heating see also parameter u7 if parameter u11 is set at 2 duration of UV light switch on for the sterilisation cycle u7 50 0 99 0 C F 1 50 0 50 0 needle probe heating end temperature temperature detected by the needle probe also see parameter u6 u11 0 2 1 1 utility managed by the output K5 16 0 i...

Page 53: ... the temperature alarms are only enabled during storage 10 during defrosting pre dripping dripping and evaporator fan standstill the temperature alarms are not enabled on condition that they occurred after activation of defrosting When the door is open i e if the door micro switch input is active and the parameter i0 is set at values different to 0 the maximum temperature alarm is not enabled on c...

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