Unox ChefTop 5 Series Installation And Maintenance Manual
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Unox ChefTop 5 Series Installation And Maintenance Manual

Unox ChefTop 5 Series Installation And Maintenance Manual

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Installation
Installation
and
and
maintenance
maintenance
English
English
SERVICE
SERVICE
TRAINING
TRAINING
Nov/2010
Nov/2010

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Summary of Contents for Unox ChefTop 5 Series

  • Page 1 Installation Installation maintenance maintenance SERVICE SERVICE TRAINING TRAINING English English Nov/2010 Nov/2010...
  • Page 2 New Serie 5 Ovens - Door integrated LED lights Door integrated Rotor.KLEAN ™ - Bigger fan Bigger fan for higher cooking 3 automatic washing programs (optional) speed. Fan Brake to contain the - Rotor.KLEAN: semi-automatic washing 2 semi-automatic programs (optional) energy by at the door opening - Stainless L-shaped (BakerTop) or C- shaped (ChefTop) rack ralls...
  • Page 3 New Serie 5 Ovens - DRY.Maxi: forced aur input DRY.Maxi™ Forced air input - Anti infiltration chimney - Cooling fan for the electronic - Anti infiltration closed back panel Anti infiltration chimney - Circuit mechanical filter - 2 bar pressure reducer Cooling fan for the - Gas burner elettronic...
  • Page 4 New Serie 5 Ovens New Control Panel 25 characters 99 programs ADAPTIVE.Clima MULTI.Time 3 Fan 9 cooking Speed step...
  • Page 5 UNOX Technologies AIR.Maxi™ STEAM.Maxi™ - AIR.Maxi™: cooking uniformity - STEAM.Maxi™: steam perfection - DRY.Maxi™: humidity extraction - ADAPTIVE.Clima™: repeat results DRY.Maxi™ ADAPTIVE.Clima™...

  • Page 6: Installation

    8. Exhausts 9. Rotor.Klean 10. MAXI.Link – Stacking two or three ovens 11. MAXI.Link – Connecting ovens to accessories 12. Unox condensation hood 13. Unox reverse osmosis 14. Door Inversion 15. Hidden menu (Series 4) 16. Hidden menu (Series 5)
  • Page 7 Installation Installation The oven’s installation is divided into 5 parts: 1. Positioning 2. Electric connections 3. Water inlet 4. Water Outlet 5. Exhausts...
  • Page 8 - During the cooking process, hot exhausts are produced and they are then evacuated by the chimney. Install the unit under a hood of use the Unox Condensation Hood.

  • Page 9: Preliminary Activities

    2. Preliminary Activities Core probe protection - Carefully remove all the protective film from the external walls of the appliance. Pay attention not to leave any residue of glue. If there should be any residue of glue please remove it with an appropriate solvent.
  • Page 10 2. Preliminary activities Insert tray guides Drip tray - The drip tray is made to collect the liquids that drop from the inner glass of the door when the door is open. - When the oven is new, the drip tray is fixed to the back of the oven.
  • Page 11 2. Preliminary activities Trolley models Trolley extraction Trolley Extraction Feet adjusting for trolley inserting: - The trolley is positioned inside the oven and fixed with two lateral screws in order to ensure a safe transport. Before removing the trolley, unfix the two screws as shown on the picture.
  • Page 12 2. Preliminary activities Trolley models Inserting the trolley and positioning the door closure panel: - To insert the tray rack trolley into the oven, slide it in using the runners on the underside of the oven. (Pictures A and B). - Open the oven door and hook the panel (1) by making the lateral holes (2) matching the hooks (3) on the lower front...

  • Page 13: Electric Power Supply

    3. Electric power supply Electric Power Supply - The connection to the electrical power supply system must be carried out according to the current local regulations. - Before connecting the appliance, make sure that the voltage and the frequency correspond to those stated on the data plate of the appliance.
  • Page 14 4. Checking the electric connections Technical Data - Check that the actual AMPs Sheet absorbtion of every phase is the same as the one reported in the technical data sheet. - Check the absence of electrical leakage. - Check the continuity between the wall of the unit and the ground wire.
  • Page 15 5. Gas units Gas supply connections Gas supply Checking the connection pressure connection - The appliance must be fitted with an upstream shut-off valve, in an easily accessible location. Connection to the gas supply, by means of the ¾” ISO 7-1 attachment on the bottom left-hand side of the back panel of the oven, may be carried out using rigid pipes or...
  • Page 16 5. Gas units Unox Spido.GAS™ system Spido.GAS ™ - The gas Unox system is composed by an athmospheric burner. - The straight flues design, allows and assures perfect cooking uniformity thanks to symmetrical design, and high reliability since they do not have electrically welded areas, which are less resistant to high temperatures.
  • Page 17 5. Gas units Gas supply connections (Series 4) Gas circuit regulation - The regulation the gas supply of ChefTop and BakerTop ovens is made acting on two parameters: - Gas nozzle diameter (U). - Primary air distance (L). Connection Bushing Nozzle - Use the data sheet to define the Distance between 1 e 2...
  • Page 18 5. Gas units Gas Setup (Series 5) Gas circuit regulation A) Primary air adjustment and nozzle replacement • Loosen screw A. • Adjust bushing B in accordance with the information provided in the attached table. • Unscrew and remove injector C Nozzle x primary air distance using a 13 mm spanner.
  • Page 19 5. Gas units Gas Setup (Series 5) Picture A B) Gas parameter modify at control panel Change the gas type setting by entering the level hidden menu of the oven control panel, as follows: 1. To enter the hidden menu, press Picture B simultaneously the buttons for 5...
  • Page 20 6. STEAM.Maxi™ Water Inlet Checking the water quality Water in connection - To produce steam using STEAM.Maxi technology ChefTop and BakerTop ovens have to be connected to the water supply. - Before connecting the water pipe to the appliance please let some water flow to clear the pipe of any obstructions that can damage the water valves inside the STEAM.Maxi...
  • Page 21 6. STEAM.Maxi™ Water Inlet Water in steam circuit Water inlet pipe - As required by current laws, the appliance is equipped with 2 metres of pipe, the respective pipe fitting (3/4”) with non-return valve and mechanical filter. If the pipe fitting is different from the one of the oven, use a proper adaptor made in stainless steel or brass.
  • Page 22 - Gas ovens: protect the tubes behind the stainless back panel from thermalshock. Tri-step electrovalve - Unox XC235 reverse osmosis systems Portate: grant the purification of the water inlet - 14 L/h and its proper pressure. - 7 L/h - 21 L/h...
  • Page 23 6. STEAM.Maxi™ Water Inlet Connections examples - Oven and Hood: XC315 Hood with Steam Condeser RC1210A0 3/4 Straight Connection Ø8 EL1375A0 EL1020A0 Mechanical Filter “T” Connection...
  • Page 24 6. STEAM.Maxi™ Water Inlet Connections examples - Oven and Washing System: XC314 Cappa con condensatore di vapore RC1210A0 3/4 Straight Connection Ø8 XC405 Washing EL1370A0 System Pressure Reducer EL1375A0 EL1020A0 Mechanical Filter “T” Connection...
  • Page 25 6. STEAM.Maxi™ Water Inlet Connections examples - 2 Ovens and Hood: XC315 Hood with Steam Condeser RC1210A0 3/4 Straight Connection Ø8 EL1020A0 EL1375A0 EL1115A0 Mechanical Filter “T” Connection Raccordo “Y”...
  • Page 26 6. STEAM.Maxi™ Water Inlet Connections examples - Oven, Washing System Osmosis Kit: RC1210A0 3/4 Straight Connection Ø8 XC405 Washing EL1370A0 System Pressure Reducer EL1375A0 EL1020A0 Mechanical Filter “T” Connection XC235 Osmosis Kit...
  • Page 27 6. STEAM.Maxi™ Water Inlet Connections examples - Oven, Hood, Washing System, Osmosis Kit: XC315 Hood with Steam Condeser XC405 RC1210A0 EL1370A0 Washing 3/4 Straight Riduttore di System Connection Ø8 pressione EL1375A0 EL1020A0 EL1020A0 Mechanical Filter “T” Connection “T” Connection XC235 Osmosis Kit...
  • Page 28 6. STEAM.Maxi™ Water Inlet Connections examples - 2 Ovens, Hood, 2 Washing System and Osmosis Kit: XC315 Hood with Steam Condeser RC1210A0 3/4 Straight XC405 Connection Ø8 EL1370A0 Washing System Pressure Reducer EL1020A0 “T” Connection EL1375A0 Mechanical Filter EL1115A0 EL1020A0 “Y”...

  • Page 29: Water Outlet

    7. Water outlet Water outlet - In the envelope that is placed 90° bend inside the box you can find a 90° bend that can be connected to the drain pipe. and should then be connected using a rigid pipe or flexible hose.

  • Page 30: Oven Cavity Smoke Exhaust

    - When possible, avoid the exctraction of the exhaust using a simple tube. When it is not avoidable, extract the fumes through the UNOX tube, code TB1520A0, avoiding tight bends in the pipe work run. They should all have a minimum incline of 45°...
  • Page 31 9. ROTOR.Klean – Automatic Washing System Installation Washing system cable connection to Remove pre-cut panel power board - Washing system box assembly: - Remove the pre-cut panel from the back of the oven. - Insert the proper fairlead. - Open the power board plate support.

  • Page 32: Water Connection

    9. ROTOR.Klean – Automatic Washing System Installation Washing connections - Water connection: - It is necessary to place a cut-off valve between the water system and the appliance. - As required by current laws, the appliance is equipped with 2 Water meters of pipe, the respective pipe outlet...
  • Page 33 9. ROTOR.Klean – Automatic Washing System Installation - Rotor Assembly: Rotor Assembly - Unscrew the closing cap that you find on the ceiling of the cooking chamber. - Fix the rotor in the proper hole with the issued pin (by using a slot screw driver) and place the issued washer between them.
  • Page 34 9. ROTOR.Klean – Semi Automatic Washing System Installation Solenoid valve installation - Rotor Aeembly: - See previous procedure (Automatic Washing) - Solenoid valve installation: - Provide a cut of Ø 8 mm on the washing system tube(after the connector Washing In) (Picture B1). - Connect the cables (supplied with the kit) from the solenoid valve connectors to the connectors on...
  • Page 35 10. MAXI.Link Connecting two or more ovens – Kit MAXI.Link – Electric ovens - It is mandatory to use the proper stacking kit to stack two ovens. - In the kit box there are all the necessary items to assembly it. Stacking kit MAXI.Link –...
  • Page 36 10. MAXI.Link Connecting two or more ovens – Installation A. Position and secure the mounting plate [1] down in the back of the oven B. Insert the black caps (2) at the base of the steel tubes with section 50x50 mm (3) and place them down on the back of the oven C.
  • Page 37 10. MAXI.Link Connecting two or more ovens – Installation H. Place the oven 1 on top of oven 2 matching the feet (6) of the oven 1 in the steel tubes previously installed on top of the oven 2 I. Fix with the screws (7) the 4 feet of the oven 1 to the steel tubes of the oven 2 J.
  • Page 38 11. MAXI.Link Connecting ovens to accessories Forno + Blast Oven + Holding Oven + Neutral Oven + Stand - All ChefTop and BakerTop ovens are Chiller cabinet Cabinet made to be connected to ChefTop and BakerTop accessories (prover, holding cabinet, blast chiller, reverse osmosis, hood, …...
  • Page 39 11. MAXI.Link Connecting ovens to accessories SERIES 4 - The digital board of the oven BakerTop™ ChefTop™ controls all the accessories (hood, NUMERO CODICE NUMERO CODICE holding cabinet, blast chiller, reverse DISPOSITIVO DISPOSITIVO APPARECCHIO APPARECCHIO APPARECCHIO APPARECCHIO osmosis system). ChefTop™ Oven - master BakerTop™...
  • Page 40 12. Unox condensation hood Installation Positioning - Positioning: - Place the hood on the top of the oven and fix it with the screws supplied. -To fix the front part of the hood to the oven use the proper self-tapping screws that you find on the top front part of the oven.
  • Page 41 12. Unox condensation hood Installation Drain - Drain Connection: Connection - The extract condensate drain has to be connected to an open or trapped drain through a rigid or flexible pipe. - The diameter of the pipe cannot be Water...
  • Page 42 13. Unox reverse osmosis Installation Water treatment - Osmosis kit: WATER IN - 1 Mechanical Filter (1) impurities and sand - 1 Activated carbons filter (2) Activated Expansion Mechanical Osmosis Pump carbons Cl, Ca membrane tank Filter filter - 1 Pump...
  • Page 43 13. Unox reverse osmosis Installation - Electrical Connection: same procedure of Water Connection ovens. - Water connection (water inlet): WATER INLET - It is necessary to place a shut-off valve between the water system and the appliance. - Disconnected the pipe from the oven and connected to the water inlet of the reverse osmosis system (you find a Ǿ...
  • Page 44 Right side and one on the right. - The internal glass has a low emissivity film that shoud be installed toward the external side of the door. Left - Look the Unox DVD – Reversible door.
  • Page 45 15. Hidden Menu (Series 4) - To enter at the hidden menu press button simultaneously for 5 seconds. - At the display button: Control Board Power Board - With the button choose the parameters. - With the buttons set the parameters.
  • Page 46 Triple rinse aid standard quantity simultaneously Hiding cooking parameters of Unox preset recipes Hiding parameters of Chef Unox Allow to view the cooking parameters of Unox preset for 5 seconds. preset recipes recipes Allow the customer Lock the modify of the stored Chef Unox preset...
  • Page 47 15. Hidden Menu (Series 4) Power Board • hidden Menu Power Board PARAMETER DESCRIPTION RANGE SETTINGS parameters Maximum temperature setting 0 / 260 °C - At the display button, option Heating element activation ALL / OFF Power Board Total calculated working hours 50000 h Maximum temperature allowed 0 / 100 °C...
  • Page 48 15. Hidden Menu (Series 4) MAXI.Link - Slave definition - Disconnect the LAN cable which connect the ovens . If it is the first installation, both ovens disconnected default connection cable will be supplied with the stacking kit. Press + and – for at least 5 seconds. Press SELECT until the display shows MS.
  • Page 49 15. Hidden Menu (Series 4) MAXI.Link - Master definition - Disconnect the power supply to of both ovens. - Disconnect the network cable which connect both ovens. - Connect the power supply cable of Slave oven. - Press + and – buttons for at least 5 seconds. - Press SELECT until the display shows MS.

  • Page 50: Hidden Menu

    16. Hidden Menu (Series 5) - To enter at the hidden menu press buttons simultaneously for 5 seconds. Hidden Menu - At the display button : 1-FrU Power Board 10-FrU Control Board 12-FrU Gas Board - With the button choose the parameters.
  • Page 51 16. Hidden Menu (Series 5) • In the hidden menu to select the card that you want to change the parameters press the button. • Net adresses from ovens and CARD accessories card: Power board - Master oven Power board - Slave 1 oven Power board - Slave 2 oven Power board - Slave 3 oven Power board - Blast Chiller...
  • Page 52 Twice rinse aid standard quantity Triple rinse aid standard quantity Hiding cooking parameters of Unox preset recipes Hiding parameters of Allow to view and modify the cooking parameters of Unox preset Chef Unox preset recipes recipes Allow just the use of...
  • Page 53 16. Hidden Menu (Series 5) Power Board • hidden Menu Power Board DISPLAY DESCRIPTION RANGE PARAMETER DEFAULT parameters Firmware version Card code PE1725 PE1725 PE1725 - At the display button, option Card version A0 / Z9 Maximum temperature 1-FrU Power Board 0 / 260 setting Heating element...
  • Page 54 16. Hidden Menu (Series 5) Card Reset • Card Reset: Card Reset - If the message "NOANS" is displayed on L M P the oven control board (or in case of blocking software), it is necessary to reset the control board. - At the hidden menu of the control board (10–...
  • Page 55 16. Menu Nascosto (Serie 5) Power Card Setup • Setting Power Card parameters PE1725A - In case of power card replacement or the necessity to reset the power card, it`s necessary to reset some parameters: x 5 seconds) 1. Enter in the 2° level hidden menu, pressing “NGS”...
  • Page 56 16. Hidden Menu (Series 5) MAXI.Link - Slave definition - Disconnect the RJ45 cable which connect the ovens. If it is the first installation, both ovens are disconnected as default and the connection cable will be supplied with the stacking kit. - Enter in the control board hidden menu (10-Fru) pressing buttons simultaneously for 5...
  • Page 57 16. Hidden Menu (Series 5) MAXI.Link - Master definition - Disconnect the power supply to of both ovens. - Disconnect the RJ45 cable which connect both ovens. - Connect the power supply cable of Slave oven. - Enter in the control board hidden menu (10- Fru) pressing buttons simultaneously for 5 seconds.

  • Page 58: Maintenance

    Maintenance Maintenance 1. Breakdown Messages (Series 4) 2. Warnings and Alarms (Series 5) 3. Control Board Replacement 4. Power Board Replacement 5. Fan Replacement 6. Motor Replacement 7. Resistance Replacement 8. Chamber Probe Replacement 9. Core Probe Replacement 10. Internal Glass Replacement 11.
  • Page 59 Control that the minimum distance over 318°C in the external part of the between ovens and walls as suggested chamber - when the chamber in the Unox instruction guide (5 cm to 10 temperature was setted to approx 300 cm) is respected °C...
  • Page 60 1. Breakdown Messages (Series 4) BLAST CHILLER – HOLDING CABINET Breakdown messages of blast chiller ERROR DESCRIPTION EFFECT POSSIBLE CAUSES SOLUTION The connection wires of the cavity probe Check the electrical circuit connection Break down are disconnected from the power card The blast chiller stops and - Blast Chiller system of electric...
  • Page 61 1. Breakdown Messages (Series 4) HOOD – OSMOSIS KIT Breakdown messages of hood ERROR DESCRIPTION EFFECT POSSIBLE CAUSES SOLUTION The connection wires of the temperature Check the electrical circuit connection probe are disconnected from the power - Hood The eletrovalve water exit Damaged probe are deactivate and the Damaged temperature probe...
  • Page 62 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown - EF1: Break down of the electric circuit of the chamber probe 1...
  • Page 63 1. Breakdown Messages (Series 4) Oven Intervention - EF1: - 1. Cable connection: chamber probe-power board - 2. Chamber probe 1 - 3. Power Board...
  • Page 64 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown - EF2: Break down of the electric circuit of the chamber probe 2...
  • Page 65 1. Breakdown Messages (Series 4) Oven Intervention - EF2: - 1. Cable connection: chamber probe-power board - 2. Chamber probe 2 - 3. Power Board...
  • Page 66 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown - EF3: Break down of the electric circuit of the core probe...
  • Page 67 1. Breakdown Messages (Series 4) Oven Intervention - EF3: - 1. Cable connection: chamber probe-power board - 2. Core probe 1 - 3. Power Board...
  • Page 68 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown - EF4: Motor thermal protection intervention...
  • Page 69 1. Breakdown Messages (Series 4) Oven Intervention - EF4: - 1. Free room and free appliance distance - 2. Capacitor - 3. Motor ball bearings - 4. Power Board 5 cm 5 cm...
  • Page 70 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown EF5: Safety thermostat intervention: T>318°C...
  • Page 71 1. Breakdown Messages (Series 4) Oven Intervention - EF5: - 1. Safety thermostat - 2. Chamber Probe...
  • Page 72 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown - EF6: Break down of the electric circuit of the power board...
  • Page 73 1. Breakdown Messages (Series 4) Oven Intervention - EF6: - 1. Cable connection: control board –power board - 2. Emi round - 3. Power Board...
  • Page 74 1. Breakdown Messages (Series 4) Oven Intervention - Intervention’s flow oven’s breakdown EF7: Loss of communication between oven connected accessories...
  • Page 75 1. Breakdown Messages (Series 4) Oven Intervention - EF7: - 1. Cable connection RJ45: oven - accessory - 2. Accessory Power Board...
  • Page 76 2. Control Board – Warnings (Series 5) OVEN DISPLAY DESCRIPTION EFFECT POSSIBLE CAUSES SOLUTIONS - Warning messages: The oven work with the Probe 1 not connected or Connect or replace the Temperature probe 1 temperature probe 2: the damaged temperature probe 1 WF01 When a malfunction is detected Warning...
  • Page 77 2. Control Board – Warnings (Series 5) OVEN DISPLAY DESCRIPTION EFFECT POSSIBLE CAUSES SOLUTIONS - Oven Warnings The oven continues to work Damaged power card Replace the power card Wrong settings of non- (with possible limits, depends WF10 indispensable parameters from the Wrong settings on Reset control card...

  • Page 78: Alarm Messages

    2. Control Board – Alarms (Series 5) OVEN DISPLAY DESCRIPTION EFFECT POSSIBLE CAUSES SOLUTIONS Thermal protection intervention Replace motor - Alarm messages: Disconnected wires Check motor wires Motor thermal AF01 OVEN STOP Damaged power card Replace power card When a condition arises which protection Alarm Oven installation and positon Motor's overheating...
  • Page 79 2. Control Board – Warnings and Alarms (Series 5) HOOD Hood Warnings DISPLAY DESCRIPTION EFFECT POSSIBLE CAUSES SOLUTIONS - Hood Warnings Probe 1 Check the connection of One of the two steam interrupted or not connected exhaust probe 1 Exhaust probe 1 properly WC01 condenser doesn't...
  • Page 80 2. Control Board – Warnings and Alarms (Series 5) PROVER Prover Warnings DISPLAY DESCRIZIONE EFFETTO POSSIBILI CAUSE POSSIBILI RIMEDI - Prover Warnings Il lievitatore continua Controllare collegamento Sonda umidità non collegata a funzionare però non sonda umidità scheda correttamente Warning sonda è...

  • Page 81: Holding Cabinet

    2. Control Board – Warnings and Alarms (Series 5) HOLDING CABINET Holding Cabinet Warnings DISPLAY DESCRIZIONE EFFETTO POSSIBILI CAUSE POSSIBILI RIMEDI Verificare possibili cause (motore, Motore fermo condensatore, cablaggi, scheda forno) - Holding cabinet Warnings Sensore numero giri non collegato o Il mantenitore Collegare o sostituire sensore numero giri danneggiato...
  • Page 82 2. Control Board – Warnings and Alarms (Series 5) BLAST CHILLER Blast Chiller Warnings DISPLAY DESCRIZIONE EFFETTO POSSIBILI CAUSE POSSIBILI RIMEDI La temperatura sulla scheda Individuare possibili cause del L'abbattitore Warning temperatura abbattitore ha superato i 70 °C surriscaldamento WA01 continua a scheda abbattitore - Blast Chiller Warnings...
  • Page 83 2. Control Board – Warnings and Alarms (Series 5) OSMOSIS KIT Osmosis Kit Warnings DISPLAY DESCRIZIONE EFFETTO POSSIBILI CAUSE POSSIBILI RIMEDI Warning filtri da L'osmosi continua Il contatore dei litri è arrivato a Sostituire i filtri e resettare il - Osmosis kit Warnings WO01 sostituire a funzionare...

  • Page 84: Control Board

    2. Control Board – Warnings and Alarms (Series 5) CONTROL BOARD Control Board Warnings DISPLAY DESCRIZIONE EFFETTO POSSIBILI CAUSE POSSIBILI RIMEDI - Control board Warnings Scheda controllo Warning parametri Sostituire scheda controllo danneggiata Il forno continua a WD10 non indispensabili funzionare Eseguire un'operazione di errati nella EEPROM...

  • Page 85: Control Board Replacement

    3. Control Board Replacement 1. Disconnect the equipment from the electrical power supply. 2. Open the internal glass door. 3. Unscrew the mounting screws of the door drop preserver form. 4. Pull out the door drop preserver form.
  • Page 86 3. Control Board Replacement 5. Unscrew the mounting screws of the stainless steel heat control board protection. 6. Pull out the steel heat control board protection. 7. Unscrew the mounting screws on the plastic cover of control board. 8. Disconnect the wire control board.

  • Page 87: Power Board Replacement

    4. Power Board Replacement 1. Disconnect the equipment from the electrical power supply. 2. Disconnect the wires from the power board. 3. Using pliers press the plastic tabs to unlock the power board. 4. Remove the power board from it support.

  • Page 88: Fan Replacement

    5. Fan Replacement 1. Disconnect the equipment from the electrical power supply. 2. Unscrew the lateral grids brass nuts of the chamber. 3. Remove the lateral grids from the chamber. 4. Unscrew the brass nuts from the fan guard. 5. Unscrew the safety screw from the fan guard.
  • Page 89 5. Sostituzione Ventola 7. Unscrew the fixing nut of the shaft motor: 7.1. Hold the edge of the fan stopped and turn it with the 13 mm key. 7.2. Use the stops fan key to hold it and turn it with the 13 mm key. 8.

  • Page 90: Motor Replacement

    6. Motor Replacement 1. Disconnect the equipment from the electrical power supply. 2. Perform the extraction fan procedure. 3. Disconnect the earth wire from the motor stator. 4. Unplug the motor power supply (motor / power board connection). 5. Unscrew the 4 fixing screws of the motor support galvanized sheet.
  • Page 91 7. Resistance Replacement 1. Disconnect the equipment from the electrical power supply and leave it to cool. 2. In the back of the oven disconnect the resistance earth wire. 3. Disconnect the the neutral and phase wires from the resistance branches.
  • Page 92 8. Chamber Probe Replacement 1. The temperature probe 1 is fixed on back chamber. temperature probe 2 is set in the front of the chamber. Sonda 2 Sonda 1 Sonda 1 2. The oven uses probe 1 for measuring Sonda 2 the temperature on the cooking process.
  • Page 93 9. Core Probe Replacement 1. On the back of the oven Sonda disconnect the wire of the core al cuore probe (HEART). 2. Unscrew the nut that fixes the cable from the core probe to the bottom of the chamber. 3.
  • Page 94 10. Internal Glass Replacement 1. Open the door internal glass. 2. Unscrew the fixing screws from the support hinges and remove the internal glass. 3. The internal glass has a low emissivity film that shoud be installed toward the external side of the door.
  • Page 95 11. External Glass Replacement 1. Unscrew the fixing screws from the lateral bracket "L“. 2. Pull out the external glass.
  • Page 96 12. Reverse osmosis system maintenance Filters replacement - The error message WO01 (EO3 – series 4) Filter Replacement on the display of the control board indicates that it is necessary to replace the filters of the reverse osmosis system: 1. Close the water inlet cock. 2.
  • Page 97 12. Reverse osmosis system maintenance Safety pressure sensor - EL1280A0 Safety pressure sensor Components - EL1300A0 Pressure transducer - EL 1295A0 Liters counter - Note: If detected in the osmosis EL1280A0 circuit a pressure equal to or greater EL1295A0 than 7 bar, the safety pressure sensor switch on and the pump stops working EL1300A0 The oven display will show the...
  • Page 98 13. Instrumentation 1. ATR2040A0: Service instruments case 2. STR1385A0: Water electric conductivity meter 3. STR1290A0: Digital multimeter 4. Water manometer 5. STR1300A0: Digital termometer with K-type probe 6. STR1305A0: Gas manometer...
  • Page 99 13. Instrumentation 7. CH1000A0: Snip tube cutter 8. CH1025A0 / CH1026A0: Unox J. Guest spanner 9. CH1030A0: Fan spanner 10. CH1015A0: Fan extractor 11. CH1010A0: Spanner for lamp glass...
  • Page 100 Thank you!

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