Electrolux Professional SKCH 100 Service Manual
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Electrolux Professional SKCH 100 Service Manual

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SERVICE MANUAL
FREEZER 100 150 200
Doc. N. 595R49500
Edition 0.1.00 – 09/2019
2019

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Summary of Contents for Electrolux Professional SKCH 100

  • Page 1 SERVICE MANUAL FREEZER 100 150 200 2019 Doc. N. 595R49500 Edition 0.1.00 – 09/2019...
  • Page 2 Document made by Product Care – Technical Training & Service – Vallenoncello PN/Italy All the images and information of this document are property of ©Electrolux Professional Spa. This document and all of its contents cannot be copied or used, in part or entirely without the written authorization of Electrolux Professional Spa.
  • Page 3 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 REVISIONS UPDATE: EDITION DESCRIPTION DATE 1.0.0 First publication SEPTEMBER. 2019 1.0.1 Second publication MAY 2020 Foreward The service manual (hereinafter Manual) provides the engineer with information necessary for correct and safe care of the machine (hereinafter “machine“, “appliance“ or “unit”).
  • Page 4 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 MODELS COVERED BY THE SERVICE MANUAL This manual is relative to the following list of appliances. SKCH100R SKCH150B 200 KG 150 KG 200 KG 220 KG 100 KG 150 KG...
  • Page 5 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 INDEX 1. GENERAL INFORMATION ......................... 10 1.1 GENERAL INFORMATION ............................. 10 1.2 SAFETY INFORMATION/PRECAUTIONS ......................11 1.3 PERSONAL PROTECTION EQUIPMENT ......................12 1.4 GENERAL SAFETY INFORMATION ........................13 1.4.1 Residual risk ..............................13 1.5 SAFETY SIGNS TO BE PLACED NEAR THE MACHINE AREA ................
  • Page 6 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 2.8.1 Power connection on bcf ..........................33 2.8.2 Power connection on bcf 208V (USA) ......................33 2.8.3 WATER CONNECTIONS (MODEL WITH WATER CONDENSATION BUILT IN) ........... 34 2.8.4 Description Main Display ..........................36 2.8.4.1 Icon description, Message of Dialogues ....................
  • Page 7 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 4.2.2 PMH power supply 100-240 Vac to 12V dc ...................... 78 4.3 SEMI-ERMETIC COMPRESSOR ........................... 79 4.3.1 Over view ................................. 79 4.3.2 Expected use of the unit ........................... 79 4.3.3 What follows is forbidden: ..........................79 4.3.4 Compressor identification ..........................
  • Page 8 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 6.3.4 Opening the fan casings ..........................107 6.3.5 Evaporator fan ..............................108 6.3.6 Cell probe ............................... 109 6.3.7 Evaporator probe (out) ........................... 109 6.3.8 Evaporator probe ............................110 6.3.9 Food probe ..............................110 6.3.10 Door frame heating cable ..........................
  • Page 9 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 6.4.29 Door hinges ..............................135 6.4.30 Electrical box ..............................136 6.4.31 Motor protection ............................137 6.4.32 Electric box fan ............................. 137 6.4.33 LED lamps ..............................138 Access display and replacement of mambrane sticker ................. 139 6.5 PREVENTIVE MAINTENANCE PLAN ........................

  • Page 10: General Information

    SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 1. GENERAL INFORMATION To ensure safe use of the machine and a proper understanding of the manual it is necessary to be famil- iar with the terms and typographical conventions used in the documentation. The following symbols are...
  • Page 11 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 Risks mainly of a mechanical, thermal and electrical nature exist in the machine. Where possible the risks have been neutralised: directly, by means of adequate design solutions. • • indirectly by using guards, protection and safety devices.
  • Page 12 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 Summary table of the Personal Protection Equipment (PPE) to be used during the various stages of the ma- chine's service life. Protective Stage Safety footwear Gloves Glasses Safety helmet garments Transport —...

  • Page 13: Residual Risk

    SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 The machines are provided with electric and/or mechanical safety devices for protecting workers and the ma- chine itself. Therefore, the user must not remove or tamper with such devices. The Manufacturer declines any liability for damage due to tampering or their non-use.
  • Page 14 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 Mechanical safety characteristics, hazards The appliance does not have sharp edges or protruding parts. The guards for the moving and live parts are fixed to the cabinet with screws, to prevent accidental access.
  • Page 15 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 Prohibition Meaning Do not remove the safety devices Do not use water to extinguish fires (placed on electrical parts) Keep the area around the appliance clear and free from combus- tible materials.
  • Page 16 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 The identification sticker is located under the flap of the control panel. The meaning of the various information is listed below: 100 kg 200 kg The meaning of the various information is listed below.
  • Page 17 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 1.6.1 Serial Number (Production Date) The serial is necessary to find the correct spare part or to ask tech. support. EXAMPLE: Serial Number 8 01 1 0001 YEAR WEEK 0001...
  • Page 18 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 Please, for technical data and overall drawings refer to Installation Manual available on website www.electro- lux.com/professional. Table reference of dimensional units: Width mm Depth mm Height mm Models Whit door open...
  • Page 19 SERVICE MANUAL Blast Chiller Freezer SKCH 100 - 150 -200 DEFINITION Guides Main electrical box Evaporator module Command module Door module EWD to scheme DOC NUMBER 595R495..
  • Page 20 SERVICE MANUAL Blast Chiller Freezer 100 - 200 DEFINITION Unit or Remote connections Main electrical box Evaporator module Command module Door module DEFINITION Compressor Thermostatich valve Condenser fan Condenser Water thermostatic valve Dehidrator filter Tanic receiver Pressure switch Solenoid valve DOC NUMBER 595R495...

  • Page 21: Installation And Commissioning

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2. INSTALLATION AND COMMISSIONING Refer to IM (Installation manual) LINK TO PNC OF THE UNIT FIND IN WEB Refer to the installation drawing for information about supply power connection and general clearances of the unit sides from walls and ceiling.

  • Page 22: Basic Installation - Overview

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.1 Technical Instructions / Installation Precautions The instructions below are general guidelines, but they do contain the major points that shall be taken into ac- count for proper and safe product installation for assuring best performances and preventing warranty voidance. Caution: Refrigeration systems are pressurized circuits! It is therefore of the utmost importance that the condensing units are removed and / or installed only by technically qualified personnel, with knowledge of the equipment and of the processes to be adopted.

  • Page 23: Installation Steps

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.4 Installation Steps INFORMATION: Select and size the equipment needed to assemble the refrigeration system according to the project specifications (pipes, valves, accessories, condensing unit). Carefully observe the scope for each model. IMPORTANT: Size pipe/hose based on the condensing unit dimensions (do not size based on the evapo- rator).

  • Page 24: Leakage Test

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 E. Leakage test During the system leakage tests, never pressurize the pipes using air, oxygen or acetylene. There is a poten- • tial risk of fire and/or explosion. • After the installation is finished, pressurize the system using nitrogen and/or a small refrigerant charge up to 100 psig (equivalent to 7,8 bar);...
  • Page 25 SERVICE MANUAL Blast Chiller Freezer 100 - 200 It is recommended that the refrigerant charge be provided in the liquid state (with the compressor switched off), through the high side (tank liquid valve) and by the refrigerant mass measurement (kg), according to the system specification.

  • Page 26: Filter-Dryer

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.8 Basic Accessories of a Cooling System Filter-Dryer Installed at the liquid line, its function is to retain particles and mainly remove residual humidity from the system. Sight Glass It is installed at the liquid line, just after the filter -dryer and used to monitor the system refrigerant charge.

  • Page 27: Schrader Valve

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 Schrader Valve Used for service operation (Refrigerant Charge). Suction Filter It is recommended to clean the systems if the compressor has burned out. In- stalled at the suction line, its main task is to retain the contaminants (result of the burning of the compressor), and to retain system particles.

  • Page 28: Expansion Valve

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.9 Expansion Valve It is installed at the liquid line, before the evaporator. Its function is to keep the pressure different between the condenser and the evaporator; it also adjusts the refrig- erant flow within the evaporator.
  • Page 29 SERVICE MANUAL Blast Chiller Freezer 100 - 200 The position depends on the external diameter of the tube. When the suction pipe has an outside diameter of 16 mm or less, it can be secured both in the positions (see Figure7): a.
  • Page 30 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.13 Charge MOP All MOP valves have a very small charge in the bulb. This means that the valve or the element should be placed in the hottest position of the bulb otherwise a charge migration may occur from the bulb to the element and the expansion valve will stop working.

  • Page 31: Electrical Connection

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.15 Electrical connection Use the separate power supply from remote unit and bcf. For the power supply dimensioning, check the electric wiring diagram of the appliance: after retrieving current absorption and power data relevant to the live lines, determine the cables sections able to support the ab-sorbed current.
  • Page 32 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.6.15.2 Electrical box in the BCF IE. Of clamp connections Warning: Remember use DIFFERENT power supplies for energizing the BCF and the remote unit. DOC NUMBER 595R495...
  • Page 33 SERVICE MANUAL Blast Chiller Freezer 100 - 200 See reference instructions provided with the INSTALLATION MANUAL for each model present on web CODE: 595R361... /595R489.. 2.8.1 Power connection on bcf The units are not predisposed the power cable, the MCA and MOP are to help to determine the cable and the max protection safety device The reference to the adsorbed current and the voltage are on the unit data plate.
  • Page 34 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Warning: The power cable must be installed from technician, following the normative present in the local place. The connection will be done on clamp present under the condenser panel and in the electrical box predisposed for this connection.
  • Page 35 SERVICE MANUAL Blast Chiller Freezer 100 - 200 should be raised just enough to cause the valve to close during compressor standby periods. This will also raise the throttling point. Suggestion: • 1. Water temperature between IN and OUT of the water condenser, can be DELTA OF 10 temperature°C 2.
  • Page 36 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.4 Description Main Display Main display Touch Start button screen Button ON OFF button Utility drawers Multiphase drawer USB key in/out Other connection aux Main menu drawer Cycle selection buttons Open able flap Temperature area Time area Warning:...
  • Page 37 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.4.1 Icon description, Message of Dialogues 0℃ Temperature set Move between the pages Soft/ Soft chill cycle Move between the pages or in- Hard Hard chill cycle crease/decrease a value Skip phase Sky hub Time icon Settings...
  • Page 38 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Confirm and save the selection Guidelines Discard the selection or close a pop-up Multicycles Come back to the previous menu Save program Clear all phases Save all pre-sets Delete the pre-set Save MT program Clear all pre-sets Date (daily) Read messages...
  • Page 39 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.5 SOFTWAR UPDATE The software for each PNC is available for authorized technicians on the web sites (PRIDE-SERVICE POR- TAL- AGELUX etc..) and can be downloaded in a zip file. For those that do not have access to the web sites, refer to your local country customer care.
  • Page 40 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.6 PROGRAMMING FILE The Programming file (that from now on we will call P.F as abbreviation) is the software application of the oven and this is stored in the U.I. The P.F. will update the software edition refer to the UI App version at chapter §...
  • Page 41 SERVICE MANUAL Blast Chiller Freezer 100 - 200 NOTE: - in case of power loss during installation, in case of extraction of the USB Key during installation or other ma- neuver error, don't worry; The update process can be restarted again without damaging the appliance. - In case of errors or problems with the detection of the USB Key, upload the software into another type of USB key (manufacturer/dimension size) it could be that some USB key manufacturers cannot be read by the unit.
  • Page 42 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.8 PNC & SER UPLOAD (pncSerial.json) This is also the procedure to upload into a replaced spare part the PNC-SER § OVEN IDENTITY CARD that is needed fot SKY DUO/CONNECTIVITY. In case that we have to replace an user board (U.I) it will be necessary to upload into the new board the Program- ming file, Programming Parameters files (refer to previous chapters) and also upload the PNC &...
  • Page 43 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Double click to unzip and locally save the “pncSerial.jason” into your USB key in the root. It is preferable to have the following USB type: USB TYPE 2.0 8Gb or 16Gb FAT 32 FORMATTED. Be carefull to MAINTAIN the extension “...
  • Page 44 SERVICE MANUAL Blast Chiller Freezer 100 - 200 pncSerial.json just saved onto your USB key with “notepad”; you should see an empty Open the file like this: 9PDD = oven 9VTX = Refrigeration Insert into the notepad file your data of PNC and SER that you can read on the UNIT identification sticker data plate, be carefull to respect all characters and the five spaces as indicated in the description.
  • Page 45 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Once that the data has been inserted correctly save the file with the “.JSON ” extension back to the USB Key “JSON” extension GOOD 2.8.8.2 HOW TO INSTALL UPDATE PNC & SER (pncSerial.json): With the oven turned on, insert your USB Key into the main port, enter into the §...
  • Page 46 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Crosscheck that the PNC and SER have been written into the identity card by enetering into the § SETTINGS accessible in the main screen view by pressing the menu drop down menu. The access of this area does not require a password.

  • Page 47: Usb Data Transfer

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.9 Usb Data Transfer The Transfer ambient is used to manage data transfer between UI and a USB key. It contains four functionalities: Download all: Used to copy all data (parameters, recipes,…) from UI to USB key; Upload all: Used to copy all data from USB key to UI;...
  • Page 48 SERVICE MANUAL Blast Chiller Freezer 100 - 200 What follows is a description for each of the pages: 2.8.9.3 Select types In the download all and upload all functionalities, the user can choose which data to include in the download or upload operation: In case of an upload operation, only the types present on the USB key will be present in the list.
  • Page 49 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.9.5 Select file It is present for all of the upload functionalities. The user can select a file for upload operation. On the bottom of the file name there is the file path displayed, unit excluded. 2.8.9.6 Select file or add new file It is present for all of the download functionalities.
  • Page 50 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.9.7 Enter file name Enter a name for the file being created. 2.8.9.8 Select Items In the download selected and upload selected functionalities, it is used to select which items to copy from/to the USB key.
  • Page 51 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.9.9 Confirm A confirmation popup used to acknowledge a file overwrite on USB key or on the UI (symbols and texts differ for different operations). 2.8.9.10 Replace or add items ie . PARAMETERS In the upload selected functionality, it is used to specify if the items selected have to replace the existing items or they should be added.
  • Page 52 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.9.11 Skip, Duplicate, Add When the user is importing items from USB, this page is displayed if there are items with the same name on the UI. For each of the items, the user can choose to keep the existing item (skip), to replace it with the new one (Replace) or to duplicate it (Duplicate).
  • Page 53 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.9.13 Types list for service: Type Selectable “Replace” and “Add” Only download File extension download/upload available in “upload selected selected” ✓ ✓ .prg.json Programs ✓ ✓ .apres.json Automatic presets Parameters .par.json ✓ ✓...
  • Page 54 SERVICE MANUAL Blast Chiller Freezer 100 - 200 The popup shown in the example above is an example for errors and warnings related to USB management. The simble above will be a yellow triangle for warnings and a red cross for errors. The icons used will be the same of the “diagnostics”...
  • Page 55 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10 How To Acess To Service Area Service Area INFORMATION: Could be necessary to enter in the service area to digit a PASWORD that can guarantee to only specialized personnel access to this environment where can modify the actual setting. The PSW IS 11235813……………...
  • Page 56 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.1 HOW TO SHOW THE “DATA MONITOR” Enter in the service area as show the chapter 2.8.6 • Back to the main menu window • Select in the sub menu “data monitor” •...
  • Page 57 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6 SERVICE AMBIENTE EXPLANATION 2.8.10.6.1 ENVIROMENT Select deselect the ambient showed in the main menu 2.8.10.6.2 ALARMS LOG Show the history alarm DOC NUMBER 595R495...

  • Page 58: Appliance Parameters

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6.3 Technical service ID Identification area of thecnical service and phone number 2.8.10.6.4 Appliance parameters Identification of parameter and value to set or change. • Reset the default parameter setting • DOC NUMBER 595R495...
  • Page 59 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6.5 Counters Here it is possible check the time and cycle used in the units, as: How many cycle used • • How many hours used • Reset the counter DOC NUMBER 595R495...
  • Page 60 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6.6 Test digital I/O Check of the functioning for each component (ON – OFF) DOC NUMBER 595R495...
  • Page 61 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6.7 Restore Automatic mode Cancel and restore the original automatic cycle factory preset. (Once selected all user presets will be lost) 2.8.10.6.8 Clear Program mode Cancel all program and categories set from user.(Once confirmed all information will be lost) DOC NUMBER 595R495...
  • Page 62 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6.9 Clear MultiTimer data Cancel all MultiTimer data 2.8.10.6.10 Clear HACCP log Cancel all HACCP log DOC NUMBER 595R495...
  • Page 63 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.8.10.6.11 Manage passwords Reset the password of user in case it is lost or forgotten DOC NUMBER 595R495...
  • Page 64 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.9.1 Installation wizard check Automatic test of the unit , with relative setting of date and time and check all components and probes If the wizard is enabled, from parameter LAIP, at first switch on of the unit the wizard will On . It is mandatory for first Installation, and consecutive test of components or cycles, for further checking of com- ponents and unit.
  • Page 65 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Start Second step “Installation Select the Mesurement and Control fan rotation, Amp_Volt checks and setting” view and confirm and confirm confirm Control the leveling of the unit and If the unit is connected to a water- Install the guides, check the in case adjust the gasket and cooled condensing system, check...
  • Page 66 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Install the condenser water tray and discharge Start Third step view “Automatic Test” and confirm water condensation pipe (if necessary where present), and confirm A compressor test will be activated for a specified time, if interrupted, with the stop button, it will remain inactive until the time that appears on the screen expires.( if remote check in the remote unit if compressor and fans are active) The other information available are:status of the door ( opened or close),...
  • Page 67 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Test condenser fan 1.” Test liquid valve: The solenoid Test Door Heater: The frame door This test is valve will be active. “ if present heater will be active; it is possible available only on units with condenser fan on board.
  • Page 68 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Heating Unit Test: The hot cycle phase testing, it is necessary to check The digital test of the mechanical components has been done. Press proper cycle operation; Press the button and the cycle start. the button to access next step ( cy- cle testing) In the dashboard “Status”...
  • Page 69 SERVICE MANUAL Blast Chiller Freezer 100 - 200 When the temperature of the “Prep- The temperature that must be A countdown time limit will be acti- aration phase” is reached, the reached at this stage is 40°C, vated, which will determine the ef- “Testing phase”...
  • Page 70 SERVICE MANUAL Blast Chiller Freezer 100 - 200 The “Preparation phase” will end In the dashboard “Status” is indi- The screenshot below shows the cated the first Step “Preparing only when the temperature set in actual temperature of the cavity phase”...
  • Page 71 SERVICE MANUAL Blast Chiller Freezer 100 - 200 The screenshot below shows the If the all configuration test are con- In case some test is not performed, correct phase concluded. cluded with positive result, confirm or interrupted, or you want to re- with the button and the unit restart peat it, you can go back to the pre- automatically.
  • Page 72 SERVICE MANUAL Blast Chiller Freezer 100 - 200 2.9.2 Manual Test Wizard This is a procedure that the service can use in case automatic wizard is not enabled and where service technician can aproach the unit using some cycle and environment to test all meccanical parts and refrigerant circuit to ensure that the unit function well.
  • Page 73 SERVICE MANUAL Blast Chiller Freezer 100 - 200 T° Cavity T° Evaporator Food probe Warning: The values of these sensors must be more allined to the temperature present in the cavity 11. Check in data monitor the value of temperature as T°condenser T°out evaporator Warning: The value of these sensors must be different from the other upper probe described (if there is...
  • Page 74 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Current sensor (the value showed only by component to 220V) Solenoid valve active (IN USA MODEL ONLY ONE OF TWO IS ACTIVE N1 IS WORK N2 IS ONLY IN START OVER - 10°C (14F)) Door frame active 17.

  • Page 75: Use Of Appliance

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 3. USE OF APPLIANCE Please refer to the Installation and Operating Manual of the appliance; the document is available for authorized technicians on the web sites (PRIDE-SERVICE PORTAL- AGELUX etc..) In case of any doubt, refer to your local country customer care.
  • Page 76 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4. DETAILED APPLIANCE AND COMPONENTS DESCRIPTION/FUNCTIONING 4.1.1 Functionality DOC NUMBER 595R495...
  • Page 77 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.2.1 Functinality The UI of the touchscreen appliances is supplied from the ACU connector X27 into contact J7/4. If the user interface (user board) cannot comunicate with any other board for more than a determinated time (ex 15") any running cycle will be stopped.
  • Page 78 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.2.2 PMH power supply 100-240 Vac to 12V dc General Information: The power supply has input from 85Vac to 264Vac with nominal output voltage of 12V. The highly efficient convection cooling construction can operate from -30°C to 70°C INPUT Rating/ characteristics Nominal Input Voltage 100 - 240 Vac...

  • Page 79: Compressor Identification

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.1 Over view The compressor consists of a framework hosting the electric engine inside and the mechanical part of the com- pression piston. The engine, which is suitably connected to the power supply, triggers the crank gear hence moving the pistons to the bottom of the cylinder and activating the suction.

  • Page 80: Pipes Connections

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.6 Pipes Connections Before starting the installation of the compressor, discharge the pressure of pre-charge by acting on both service valves. Warning: Do not remove any component from the compressor before having executed this operation. Execute the installation in the following way: Remove the service valves of the compressor;...

  • Page 81: Electrical Connections

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.7 Table of pipe connection of Dorin compressor The table shows the standard indications regarding pipe connections (Dorin compressor) Range Model Range Model Suction Dis- Suction Dis- charge weight charge charge charge weight [kg] [kg]...

  • Page 82: Protection System

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 Warning: For the dimensions of the contactors, cables and protection devices (fuses, circuit breakers) of the electrical power refer to the values of maximum working (FLA) and start-up current (LRA) shown on the unit data plate 4.3.9 Protection System The motors are equipped with PTC internal protection or through THERMIK;...

  • Page 83: Compressor Disassembly

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 Warning: POE and PAG oils are strongly hygroscopic. Moisture binds itself chemically to the oil molecule. Carefully operate while replacing the oil. Prevent the air from entering the circuit. In case of refrigerant gas leak, aerate the room where the leak occurred before any operations. Do not stay in the machinery room if it has not been properly aerated;...

  • Page 84: Rotalock Valves

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.14 Rotalock Valves UJ VALVES Process and manometer Connection to compressor or receiver Main connection Pressostat port DOC NUMBER 595R495...
  • Page 85 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.15 Crankcase heater installations It is recommended to fit an oil heater in the compressor crankcase, because, if the compressor is stopped, there is the possible storage of refrigerant inside the crankcase. The heater reduce the dilution of liquid refrigerant with the oil.

  • Page 86: Evaporator Fan

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.16 Evaporator Fan 4.3.16.1 Functionality fan 150 /200 KG Name cable Power /speed TB to TK3 TB TO TK3 400V 50Hz D/Y 540W 1350Rpm U1 TO U1 V1 TO V1 W1 TO W1 DOC NUMBER 595R495...
  • Page 87 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.17 Probe’s 4.3.17.1 Functionality Every cable has printed the name of component ( cell/evap/outevap) 4.3.17.2 Probe functions Descriptions Colours Where are positioned Functionality Cavity probe Blue Inside of the cavity on upper Control logic the cavity temperature Evaporator probe Grey...
  • Page 88 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.18 Food Probe 4.3.18.1 Functionality CLIMATIC CATEGORY: (IEC 60068-1) LOWER category temperature =C° -50 UPPER category temperature =C° 125 4.3.18.1.1 NTC Resistance Temperature Curve DOC NUMBER 595R495...
  • Page 89 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.18.1.2 Kit 3 Food Probe With One Sensor 4.3.18.1.3 Kit One Food Probe With3 Sensors DOC NUMBER 595R495...
  • Page 90 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.18.1.4 Kit One Probe With Six Sensor Wiring cable present on connector: Color Yellow sensor n°1 Color White sensor n°2 Color Brown sensor n°3 Color green and black GND Two connectors for 6 sensors DOC NUMBER 595R495...
  • Page 91 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.19 Heater Evaporator ( model 100 150 200 kg) 4.3.19.1 Functionality 150 200 KG Located in the evaporator they work following different cycle: Higine ( defrost etc) Hot lite cycle Tension V Nominal power W Quantity 1000...
  • Page 92 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.19.2 Functionality 100 KG Located in the evaporator they work following different cycle: Higine ( defrost etc) Hot lite cycle SHAFT HEATING ELEMENT USED N°4 IN THE EVAPORATOR ( ONLY TO 100 KG REMOTE PREDISPOSED) HEATING ELEMENT BOTTOM EVAPORATOR DOC NUMBER 595R495...
  • Page 93 SERVICE MANUAL Blast Chiller Freezer 100 - 200 4.3.20 Test Digital I/O: Step By Step Digital Operable Components Testing for automatich test digital refer to paragraph 2.10.3.6 4.3.21 Identify rapid“test cycles and components” • Acess to service area refer to paragraph 2.3.3 •...
  • Page 94 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Back to data monitor checking the value of probes and the components active , as • 1. Heater 1= active 2. Heater 2= active 3. T° Evaporator 4. T° Cavity 5. T° Probe Also in this case the values of probes change following the temperature.

  • Page 95: Troubleshooting

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 5. TROUBLESHOOTING Type of Service Action Anom- Possible (phase# refers to anom- Description Instructions to User causes Service Manual) Give infor- In case of cycles based on mation about food temperature, insert the Food probe not in- INFO switching oper-...
  • Page 96 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Service Action Anom- Type of Descrip- (phase# refers to Possible causes Instructions to User anomaly tion Service Manual) The cavity temperature is below the holding cycle temp set point for more than -Enter in the service area check the set of the set time (default time = parameter and check Delay Time and...
  • Page 97 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Service Action Anom- Type of Possible Descrip- (phase# refers to Instructions to User anomaly tion causes Service Manual) Check if the food probe are well connected -Food probe Cycle on going: the cycle goes on ALARM Check if cable of sensor n°2 is well misuse (for ex-...
  • Page 98 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Type Service Action Anom- Possible Descrip- (phase# refers to Instructions to User anom- tion causes Service Manual) Blocking Cycle on going: the cycle goes on Check if the food probe are well con- food -Food probe mis- in probe mode if there is at least one...
  • Page 99 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Type of (phase# refers to anomaly Service Manual) Level the unit with the adjusta- ble feet Unit unlevelled Check the screws of feet are fixed Adjust the guide or remove the External noise/vibrations with Condenser water tray Check if the water tray guide are bended, in condenser water tray...
  • Page 100 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Anomaly Service Action Instructions (phase# refers to Type of Description Possible causes to User Service Manual) anomaly Suction service valve closed Open the service valve Discharge service valve Add gas closed Check the setting and the assembly of the low Refrigerant load insufficient pressure switch he compressor oscillates intermit-...
  • Page 101 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Anomaly Service Action Instructions to (phase# refers to Type of Description Possible causes User Service Manual) anomaly Beats due to excess of oil in- side the compressor Remove the excess of oil Beats due to liquid in the com- See the failure : Presence of liquid in the carter Compressor noises...

  • Page 102: Servicing The Appliance

    Blast Chiller Freezer 100 - 200 6. SERVICING THE APPLIANCE List of needed tools Please, refer to the Electrolux Professional Universal Spare Parts Catalogue [usp].. 6.1.1 Ordinary Tools The following tools take part of the Kit of assorted tools [usp #0S1288] contained in the Tool trolley case [usp #0S1980] 6.1.2 Special Tools: List, Description And Spare Part Code Per Each Special Tool...
  • Page 103 SERVICE MANUAL Blast Chiller Freezer 100 - 200 ATTENTION! When performing the procedures to replace the components of the cooling circuit, pay attention to some im- portant precautions, so as to avoid the contamination of the refrigeration systems. 6.2.1 Storage of components The temperature of all components, before their re- moval from the packaging and installation, must be no lower than the ambient temperature.

  • Page 104: Control Panel

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 Disassembly/Reassemble Of Components. This chapter introduces the operations to perform when dismantling every single component graphically highlighted. 6.3.1 Control Panel Steps for replacing the Control Panel: 1. Remove the front panel by removing the 2 lower screws. 2.

  • Page 105: Front Panel

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.3 Front panel Phases to access the components of the electrical box and the components below. After removing the control panel as specified in the "Control Panel" paragraph: 4. Remove the electrical box cover by loosening the 4 side screws (Figure 1 phase 1). 5.
  • Page 106 SERVICE MANUAL Blast Chiller Freezer 100 - 200 10. Place the electrical box on top of the blast chiller (Figure 5 phase 1). Unscrew the upper screw of the gasket support as shown in Figure 5 phase 2. 11. Use a cutter to remove the silicone along the entire perimeter of the covering panel (Figure 6 phase 1). 12.
  • Page 107 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.4 Opening the fan casings Phases to disassemble and access the components below the fan casing: 13. Remove the casing fixing bracket (Figure 1 phase 1). 14. Remove the side deflector by loosening or removing the three sealing screws (Figure 1 phase 2). 15.

  • Page 108: Evaporator Fan

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.5 Evaporator fan Steps for replacing the Evaporator fan: 17. Follow the procedure in the paragraph [Opening the fan casing]. 18. Open the electrical box following the procedure described in the paragraph [Front panel] and disconnect the cable.
  • Page 109 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.6 Cell probe Steps for replacing the Cell probe: 22. Open the electrical box following the procedure described in the paragraph [Front panel] and disconnect the cable. 23. With the adhesive tape, tie the new probe to the cable end (Step 2). 24.

  • Page 110: Evaporator Probe

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.8 Evaporator probe Steps for replacing the Evaporator probe: 30. Open the electrical box following the procedure described in the paragraph [Front panel] and disconnect the cable. 31. With the adhesive tape, tie the new probe to the cable end (Step 2). 32.
  • Page 111 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.10 Door frame heating cable Steps to replace the heating element cable: 37. Use a flat-blade screwdriver to remove the three perimeter covers of the heating cables. 38. Disconnect the heating cable connectors. ATTENTION! During reassembly, the Bostomia paste must be reapplied so as to seal the housing slot of the heating cables.
  • Page 112 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.11 Door seal 39. Remove the screws located under the gasket as shown in the detail in the figure. 40. When refitting the new gasket, make sure that the gasket locking plates are positioned correctly. 6.3.12 Handle 41.
  • Page 113 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.13 Evaporator Steps for replacing the Evaporator: ATTENTION! Before replacing the evaporator, make sure that the suction valve and the exhaust gas valve are closed and then follow the important procedures shown on page 103. 45.
  • Page 114 SERVICE MANUAL Blast Chiller Freezer 100 - 200 50. Remove the lower tray (Figure 5 phase 1) and place a support block (Figure 5 phase 2). 51. Loosen the three rear screws on the evaporator (Figure 6 phase 1) and remove the three front screws (figure 6 phase 2).
  • Page 115 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.3.15 Resistors Steps for the replacement of the resistors: 56. Follow the procedure described in the paragraph [Front panel]. 57. Remove the resistor from its seat and disconnect the cable from the electrical box (Figure A phase 1-2) 58.

  • Page 116: Upper Panel

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 Disassembly/Reassemble Of Components. This chapter introduces the operations to perform when dismantling every single component graphically high- lighted. 6.4.1 Upper Panel Phases to access the components of the electrical box and the components below: 61.
  • Page 117 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.3 Control Panel Steps for replacing the Control Panel: 66. Remove the front panel as explained in the paragraph [Upper Panel]. 67. Lift the panel and unhook it from the support brackets. 68.
  • Page 118 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.5 Door frame heating cable Steps for replacing the heating element cable: 73. Remove the front panel as explained in the paragraph [Upper Panel]. 74. Use a flat-blade screwdriver to remove the three perimeter covers of the heating cables. 75.
  • Page 119 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.6 Heating cable behind the control panel Steps for replacing the heating element cable: 77. Remove the front panel as explained in the paragraph [Upper Panel]. 78. Remove the control panel as explained in the paragraph [Control Panel]. 79.
  • Page 120 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.8 Opening the fan casing Steps to open the casing: 84. Remove the bumper bracket located under the evaporator (figure 1). 85. Remove the 4 side screws, two above and two below, which hold the casing in place (figure 2). 86.
  • Page 121 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.9 Thermostat Steps for replacing the Thermostat: 88. Follow the procedure in the paragraph [Opening the fan casing]. 89. Disconnect the thermostat connector and unscrew the sealing nut. 6.4.10 Cell probe Steps for replacing the Cell probe: 90.
  • Page 122 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.11 Evaporator fan Steps for replacing the Evaporator fan: 94. Follow the procedure in the paragraph [Opening the fan casing]. 95. Open the electrical box of the fan and disconnect the power cable (figure 1). 96.
  • Page 123 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.13 Lower evaporator heating element Steps for replacing the Lower evaporator heating element: 101. Follow the procedure in the paragraph [Opening the fan casing] (page 120). 102. Remove the 5 screws that hold the lower tray. 103.
  • Page 124 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.14 Heating element evaporator Steps for replacing the Heating element evaporator: 107. Follow the procedure in the paragraph [Opening the fan casing]. 108. Cut the cable ties that block the cables. 109. Remove the two screws that fix the resistor to the evaporator.
  • Page 125 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.15 Evaporator Steps for replacing the Evaporator: ATTENTION! Before replacing the evaporator, make sure that the suction valve and the exhaust gas valve are closed and then follow the important procedures shown on page 103. 112.

  • Page 126: Solenoid Valve

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 121. Remove the 4 hexagonal screws of the evaporator located on the upper panel of the machine, as shown in figure 5. ATTENTION! In this phase the presence of two operators is recommended. Use cut-resistant protective gloves. During reassembly, the Bostomia paste must be reapplied so as to seal the pipe housing slot.
  • Page 127 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.17 Compressor Steps for replacing the Compressor: 126. Follow the procedure in paragraph [Upper Panel] to reach the compressor. 127. Close the low pressure supply by screwing clockwise the valve, then wait for 10 minutes (Fig. 128.

  • Page 128: Condenser Fan

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.18 Condenser fan Steps for replacing the Condenser fan: 135. Follow the procedure in paragraph [Upper Panel] to reach the condenser fan. 136. Unscrew the four screws of the fan grid to release the grid and the fan. 137.
  • Page 129 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.20 Thermostatich valve Steps for replacing the Thermostatich valve: 139. Follow the procedure in paragraph [Upper Panel]. 140. Remove the insulation pipe 141. Disconnected the bulb of thermostatic valve and out probe, from suction pipe 142.
  • Page 130 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.21 Outevaporator probe (green) Steps for replacing the outevaporator probe: 147. Follow the procedure in the [Upper Panel] and [Electrical Box] paragraphs to reach the suction probe connector and disconnect it. 148. Cut the insulation near the thermostatich valve to reach the suction probe (Fig.
  • Page 131 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.22 Condenser probe (black) Steps for replacing the condenser probe: 154. Follow the procedure in the [Upper Panel] and [Electrical Box] sections to reach the probe con- nector and disconnect it. 155. Pull out probe from its position (Fig.
  • Page 132 SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.24 Condenser Steps for replacing the Condenser: ATTENTION! Before replacing the condenser, make sure that the suction valve and the exhaust gas valve are closed and follow the important procedures shown on page 103. Make also sure you have closed the water circuit.

  • Page 133: Pressure Switch

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.25 Pressure switch Steps for replacing the Pressure switch: 166. Disconnect the cable from the electrical box, as in the [Electrical Box] procedure. 167. Desolder the bulb from the tube. 6.4.26 Water thermostatic valve Steps for replacing the water thermostatic valve: ATTENTION! Make sure you have closed the water circuit.

  • Page 134: Door Gasket

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.27 Handle Steps for replacing the handle: 171. Remove the screw caps. 172. Unscrew the 4 handle retaining screws. 6.4.28 Door gasket Steps for replacing the Door gasket: 173. Remove the 4 screws that hold the lower seal holder. 174.

  • Page 135: Door Hinges

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.29 Door hinges Step to disassemble and adjust the hinges: 176. Remove the hinge covers by levering with a screwdriver (Fig.1). 177. To adjust the door vertically, adjust the nut (Fig. A) turning it clockwise or counterclockwise. 178.

  • Page 136: Electrical Box

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.30 Electrical box Steps for replacing the Electrical box: 180. Remove the front panel as explained in the paragraph [Upper Panel]. 181. Unscrew the screws on the lower edge of the box covering panel (Fig. 1). 182.

  • Page 137: Motor Protection

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.31 Motor protection Steps to adjust the motor protection: 6.4.32 Electric box fan Steps for replacing the Electrical box fan: 185. Remove the front panel as explained in the paragraph [Upper Panel]. 186.

  • Page 138: Led Lamps

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.4.33 LED lamps Steps for replacing the LED lamps: DOC NUMBER 595R495...
  • Page 139 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Access display and replacement of mambrane sticker ATTENTION! DOC NUMBER 595R495...
  • Page 140 SERVICE MANUAL Blast Chiller Freezer 100 - 200 DOC NUMBER 595R495...
  • Page 141 SERVICE MANUAL Blast Chiller Freezer 100 - 200 ATTENTION! DOC NUMBER 595R495...

  • Page 142: Related Documents

    SERVICE MANUAL Blast Chiller Freezer 100 - 200 6.5.1 Refert to document “Check list preventive maintenance 7. RELATED DOCUMENTS Please refer to the spare parts catalogue of the unit: Code n°595R520.. BCF 20 gn 1/1 Code n°595R519.. BCF 20gn 2/1 7.1.1 List Of The Vital and Wear&Tear Parts Please refer to the Spare Parts Catalogue of the appliance, column “...
  • Page 143 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Parameter Parameter Description Table Default {0, “Disabled”} FMAn enables/disables the Manual environment (factory setting) {1, “Enabled"} {0, “Disabled”} Faut enables/disables the Automatic environment (factory setting) {1, “Enabled"} {0, “Disabled”} FPRO enables/disables the Program environment (factory setting) {1, “Enabled"} {0, “Disabled”} FHGI...
  • Page 144 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Parameter Parameter Description Table Default Sets evaporator fan ON time when compressor is OFF. Valid CFon 18000 only for Conserve cycles Sets evaporator fan OFF time when compressor is OFF. Valid CFof 18000 only for Conserve cycles snLC...
  • Page 145 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Parameter Parameter Description Table Default Delta beetwen cavity and food probe temperature during food probe recognition {0, “No speed regu- Configures appliance evaporator fans motor type. If motor with- lation”} out speed regulation is selected, eletrical wiring and user inter- {1, “Internal in- face will be adapted accordingly verter"}...
  • Page 146 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Parameter Parameter Description Table Default When the Out Evaporator temperature is higher than this pa- rameter the evaporator fan is stopped (evaporator fan stop func- tionality) When the cavity temp is lower than this parameter the evapora- CFSt tor fan stop functionality is ignored Defines the condenser temperature value for the Condenser...
  • Page 147 SERVICE MANUAL Blast Chiller Freezer 100 - 200 Parameter Parameter Description Table Default Cavity High temperature threshold: the warning is triggered if Cavity Temperature > (Cavity Set + HAC). Valid only for holding cycles. Cavity Low temperature threshold: the warning is triggered if Cavity Temperature <...
  • Page 149 Electrolux Professional SpA Sede legale Viale Treviso, 15 33170 Pordenone, ITALY Fax (+39) 0434 380 201 http://professional.electrolux...

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Skch 150Skch 200Skch100rSkch150b

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