Thawing cabinet Tina 1200 Tina 180 Service manual
Contents
1. Parameter Installning C Installning F Beskrivning St 2 0 35 6 Set point value 1 512 funk 6 7 8 9 50 122 Set point value 2 CO 1 1 Function mode Pi 13 1 23 6 Difference 1 P2 funk 3 4 5 7 8 9 30 54 Difference 2 C10 2 2 Relay function with sensor fault 0 All relays off 1 All relays on 2 Only chilling stage on 3 Only heating stage on C17 5 5 Sensor filter C18 0 1 Temperature unit C21 50 58 Minimum value St1 C22 90 0 194 Maximum value St1 C23 50 58 Minimum value St2 C24 90 194 Maximum value St2 P25 20 4 Low alarm limit P26 75 167 High alarm limit P27 35 63 Alarm difference P28 10 10 Alarm delay C30 0 0 Digital input 2 as above only IRDR C33 1 1 Special functions C34 C49 0 Standard functions 1 Special functions C36 7 Activation output1 percentage share P1 P2 C37 7 7 Difference output1 percentage share of P1 P2 Minus Chilling on Plus Heating on d35 0 0 Dactivation restriction for output 1 C40 30 30 Activation output 2 see C36 C41 8 8 Difference output 2 see C37 d38 0 0 Activation restriction for output 2 d39 0 0 Dactivation restriction for output 2 C44 92 92 Activation output 3 see C36 C45 8 8 Difference output 3 see C37 d42 0 0 Tillslagsbegrasning utgang 3 d43 0 0 Franslagsbegrasning utgang 3 C46 2 2 Function relay output 4 see C34 C48 96 962. Parameter Inst llning Inst llning F Beskrivning St 1 0 33 8 Set point value 1 512 funk 6 7 8 9 0 0 32 0 Set point value 2 CO 2 2 Function mode P1 10 0 18 0 Difference1 C17 5 5 Sensor filter C18 0 1 Temperature unit C21 1 0 30 2 Minimum value St1 C22 2 0 35 6 Maximum value St1 C23 0 0 32 0 Minimum value St2 C24 0 0 32 0 Maximum value St2 P26 90 0 194 High alarm limit P28 60 60 Alarm delay C29 2 2 Configuration of digital input1 not func 6 7 8 0 Not used 1 Direct alarm with automatic reset 2 Direct alarm with manual reset 3 Delayed P28 alarm with man reset 4 on off of the controller C30 0 0 Digital input 2 as above only IRDR C33 1 1 Special functions C34 C49 0 Standard functions 12 Special functions C36 1 1 Activation output percentage share of P1 P2 C37 1 1 Difference output1 percentage share of P1 P2 Minus Chilling on Plus Heating on d35 0 0 Dactivation restriction for output 1 C40 30 30 Activation for output 2 see C36 C41 1 1 Difference output 2 see C37 d38 0 0 Activation restriction for output 2 d39 0 0 Dactivation restriction for output 2 C46 0 0 Function relay output 4 see C34 C50 1 1 Locking keypad K and remote control F 0 remote control 12 keypad 2 Disabled from controll program only C51 0 0 Access code for remote control List of parameters Temperature regulator for Cavity probe B3 IR33 ZTHB20 from Serial number 094871850
3. e Thawing cabinet Tina 1200 Tina 180 Service manual Ec lm c M 265 DOC NO STO 9192 02 EDITION 1 2015 10 Contents General instructions Functional specification of the Tina thawing cabinet Component placement Tina1200R Component placement Tina180 Element and fan replacement Replacing the Powered ball valve Replacing the logic module Replacing and programming the temp sensor Changing parameters Trouble shooting and calibration of the temperature sensor List of parameters IR32 List of parameters IR33 Error codes Producer SteelTech Alingsas Larkvagen 4 SE 441 40 Alingsas Sweden Phone 46 322 668930 Fax 46 322 10870 E mail info steeltech se www steeltech se General instructions If the instructions in this and other documentation for the equipment are not followed it could endanger safety and void the suppliers guarantee and liability for the product Read the instructions in this document carefully since they contain important safety information about instal lation operating reliability use and maintenance of the product Keep these documents so that they are available to relevant users Installation and testing must be carried out by techni cians who ar
4. F Description C31 0 0 Relay function with digital alarm same as parameter C10 C32 1 1 Series address C33 1 1 Special functions C34 C49 0 Standard functions 1 Special functions C34 1 1 Function relay output1 0 Not activated 1 Refers to St1 2 Refers to St2 3 14 Different functions with an alarm 15 Timer function C35 0 0 Relay function output1 0 On of function 1 PWM Pulse cycle C36 20 2 Activation output1 percentage share of P1 P2 C37 20 2 Difference output1 percentage share of P1 P2 Minus Chilling on Plus Heating on C38 2 1 Function relay output 2 see C34 C39 0 0 Relay function output 2 see C35 C40 4 7 Activation output 2 see C36 C41 1 2 Difference output 2 see C37 C42 2 1 Function relay output 3 see C34 C43 0 0 Relay function output 3 see C35 C44 12 21 Activation output 3 see C36 C45 1 2 Difference output 3 see C37 C46 2 2 Function relay output 4 see C34 C47 0 0 Relay function output 4 see C35 C48 77 74 Activation output 4 see C36 C49 1 2 Difference output 4 see C37 C50 2 2 Locking keypad K and remote control F 0 K off F on only P Parameters 12 on on only P Parameters 2 K off F off 3 K on F off 4 K on F all parameters C51 0 0 Access code for remote control List of parameters Temperature regulator for Surface probe sensor IR33 ZTHB20 from Serial number 094871850
5. Activation output 4 see C36 C49 4 4 Difference output 4 see C37 d46 0 0 Tillslagsbegrasning utgang 4 C50 2 2 Locking keypad K and remote control F 0 off F on only P Parameters 12 on F on only P Parameters 2 K off F off 3 K on F off 4 K on F all parameters C51 0 0 Access code for remote control 19 Error codes Alarm Description Cause Temp regulator Resetting Action action Sensor1 fault Faulty sensor signal Caused by parameter C10 R Automatic Check sensor1 and V manual connection NTC 10k 2 at 25 C Er1 Sensor2 fault See See See See Er2 Memory error Voltage drop at Stop R Automatic Reset temp regulator programming V Manual by holding down Memory damaged the PRG button due to electro at the same time magnetic as the voltage disturbance is switched on then reprogram the temp regulator as per list of parameters Er3 External alarm Power failure or Due to parameter C31 R due to Check parameter circuit is connected parameter C29 C30 C31 and to the digital input C29 and C30 28 Check the circuit being open V Manual which is connected to the digital input Er4 High temperature Parameter P26 has Works normally R Automatic Check parameter alarm been exceeded under a V Manual P26 P27 and P28 period longer than P28 OR Cleaning program is finished See Operating Instructions Er5 Low temperature Para
6. All relays off 1 All relays on 2 Only chilling stage on 3 Only heating stage on C11 0 0 Rotation func 1 2 6 7 8 model W amp Z 0 No rotation 1 Default first on first off FiFo 2 2 2 rotation compr on relays 1 amp 3 3 242 rotation with used relay funct C12 20 0 20 0 Time PWM pulse cycle C13 0 0 Sensor display control sensor1 P14 0 0 0 0 Calibration C15 0 0 0 0 Displayed value at lowest current voltage value C16 100 100 Displayed value at highest current voltage value C17 5 5 Sensor filter C18 0 1 Temperature unit C19 func 1 2 0 0 Sensor NTC function 0 Default 1 Diff NTC1 NTC2 2 Summer comp 3 Winter comp 4 Active comp with dead zone C21 50 50 Minimum value St1 C22 90 0 90 0 Maximum value St1 C23 50 50 Minimum value St2 C24 90 100 Maximum value St2 P25 20 4 Low alarm limit P26 75 167 High alarm limit P27 35 72 Alarm difference P28 10 10 Alarm delay C29 0 0 Configuration of digital input1 not func 6 7 8 0 Not used 1 Direct alarm with automatic reset 2 Direct alarm with manual reset 3 Delayed P28 alarm with man reset 4 on off of the controller C30 0 0 Digital input 2 as above only IRDR TTemperature regulator for Cavity probe B3 IR32 Z00000 upp to Serial number 094871848 Parameter Setting C Setting
7. A Setting timer relay K10 The top screw should be set to 6 60s The middle screw should be set to 10 The lower screw should be set to A Replacing the temperature regulators B1 and B3 From Serial number from Serial number 094871850 will the new series of the temperature regulators called IR33 used and supplied as spare part for the past IR32 series A complete replacement kit with associated parts and electrical schedule will be delivered Spare parts kit Programed Surface probe sensor temp regulator B1 ST0857000 Programed Cavity probe temp regulator B3 ST0857001 Note When changing from IR32 to IR33 be aware that the mains voltage on the tem regulator is changed from 12 24 Vac dc to 230V Disassemble the transformer associated to the temperature regulators and connect as supplied electrical schedule on page 11 Open the front panel for Tina 180 or top plate for Tina 1200 Press together the shanks on the mounting frame at the same time as pushing the temp regulator forwards and out of the front Disconnect the cables to the temperature regulator Dismount the transformer T11 for B1 or T13 for B3 regulator Remove the associated red wires 026 and 027 for B1 or 028 and 029 for B3 Attach the supplied terminal X30 on the transformers place Connect the temperature regulator with supplied cables according to electrical schedule on page 11 Install the new temperature regulator in reverse order When insta
8. a 5 min delay Tina 1200 When the frozen products reaches target temperature minus 3 C the cabinet temperature is limited to 7 C If the cabinet temperature stays over 7 or 15 C for more than 5minutes the refrigiration system will lower the cabinet temperature The product surface temperature then increases to set target temperature 0 1 3 Temperature equalization phase As the probe detects set target temperature the steam generator the heating element and fan no 2 is shut of The products surface temperature then lowers as the product core is still cold As the probe detects a temperature below the target temperature the heating up phase re starts from step 2 If the probe has not detected a temperature below set target temperature for 5 minutes the cooling system starts and lowers the cabinet temperature to 2 C 4 Cold storage Step 2 and 3 is automatically repeated several times until the probe detects that the surface temperature has stabilized on the target temperature The cabinet then keeps a temperature of 2 C Remaining ice crystals in the core of the product is now slowly thawed without affecting the surface temperature Temp difference between core and surface of product 2 C The steam generator is energized for 4 minutes every 40minutes this to prevent dry out of the food The heating element is energized for 3 minutes every 30min this to reduce ice on the evaporator As this heating element is on the coolin
9. e trained for such work and in accord ance with the manufacturer s instructions The product must be installed and connected to the necessary services in accordance with the relevant standards and directives All servicing maintenance and repairs must be car ried out by technicians who are trained for such work Use only original spare parts See the Spare parts catalogue This product may only be operated and maintained by trained personnel operators Not supplied May be ordered from the manufacturer or manufactur er s representative CE directives Tina 1200R Tina 180 have been manufactured in ac cordance with EU directives LVD 2006 95 EG EMC 2004 108 EG Safety instructions Switch off the power before attempting to rectify faults or operating problems with the thawing cabinet Set the selector switch in the 0 position See Op erating Instructions Switch off the Main circuit breaker NOT found on the thawing cabinet Warning Electricity Warning sign indicates the thawing cabinet s electrical enclosure The door of the electrical enclosure and other cover panels may only be opened by technicians who are trained for such work Warning The outside of the thawing cabinet should not be rinsed If water comes into contact with live components it could be fatal Always take care when cleaning espe cially when close to electrical components Use a damp cloth for cleaning Warning Note t
10. el Tina180 g N M Loosen the two screws on the underside of the front panel Pull down and swing open the front panel M Replacing the fan Tina180 Open the front panel and remove the top Disconnect the fan cables connected to the terminal Open the door and remove the shelf guides air distributor plate and cover plate Unscrew and move the cavity probe fitted to the under side of the fan cover to one side Remove the fan cover Dismantle the complete fan enclosure by unscrewing the 4 screws in the top and then carefully lift it out without damaging the cables Replace the faulty fan by removing the screws on the top of the fan enclosure Replace the seal if damaged Assemble in the reverse order 8 Function description of the Powered ball valve drain valve The powered ball valve opens and closes automatically every time the thawing cabinet starts or using the desinfection cleaning program The process takes approximately 2 5 minutes Replacement of the Powered ball valve drain valve The Powered ball valve is delivered always complete with both drive unit and ball valve In case of function l failure delime first if the function disorder still remains replace the drive unite first marked in the electrical wiring diagram as M4 Switch off the power before attempting to rectify f faults or operating problems with the thawing cabinet Set the selector switch in the 0 pos
11. erature sensor Place the surface probe sensor and a calibrated reference thermometer in a container filled with water at room tem perature Check the difference between the surface probe s display and the reference thermometer If the difference is greaterthan 0 1 C the surface probe sensor must be calibrated Calibration procedure To access the calibrating mode press the PRG mute buttons for 5 seconds P1 parameter 1 now twinkle on the display The calibration parameter is P14 Press the A or W buttons until P14 flashes on the display Press the Set SEL on IR32 button to change the parameter the parameter value can be changed with the A V buttons Correct calibration is performed by either deducting or adding the difference between the temperature values from the surface probe sensor s display and the reference thermometer to the previously set parameter value on P14 When the changes have been made press PRG mute in 5 sec to store the value in the temp regulator memory Example The surface probe sensor s display shows 19 C The reference themostat shows 21 C When checked the parameter P14 is set to 1 0 Example of calibration at the factory To perform correct calibration set P14 to 3 0 21 19 2 0 degrees difference the previous setting of 1 0 degree Calibration of cavity temperature sensor Place the cavity temp sensor and a calibrated reference thermometer in a container filled with water at room tempera tu
12. g system and the steam generator is automatically switched off Tina 1200 5 Thawing ready Cleaning program Turn selector switch to cleaning Steam generator is emptied and refilled The fans starts Both fans start Tina 1200 The steam generator and the heating element Tina 1200 heat the cabinet to 80 C and keep it there for 5 minutes Generator element Tina 1200 and fans are then shut of and the cleaning phase is done Component placement Tina1200 FK 1 13 14 15 3 16 1 8 9 17 10 11 18 19 9 1 Expansion valve 11 Level control PCB 2 Fan transformer 12 Fan 3 Logic module 13 Solenoid valve cooling 4 Timer relay 14 Overheating protection 5 Contactor 15 Air heating element 6 Selector switch 16 Solenoid valve water 7 Temp regulator 17 Level gauge 8 Fuse 18 Tube heater 9 Condenser 19 Powered ball valve 10 Transformer temp regulator 20 Surface probe sensor Component placement Tina 180 ye 1 12 713 5 16 4m 18 6 19 20 1 21 8 22 13 10 m 1 Cooling fan 12 Transformer temp regulator 2 Expansion valve 13 Fan 3 Level glass 14 Temp regulator 4 Solenoid valve cooling 15 Selector switch 5 Glass gauge 16 Level control PCB 6 Tube heater 17 Fan transformer 7 Drying filter 18 Timer relay 8 Powered ball valve 19 Logic module 9 Solenoid valve water 20 Capacitor 10 Compressor unit 21 High and low pressure pressosta
13. hat the interior surfaces of the thawing cabinet can become hot during the cleaning program and cause burns if touched Also take care when the cabinet door is opened Heat escapes and can cause personal injury Technical data Rating plate The product number for the thawing cabinet can be found on the rating plate which is placed on the cover plate of the thawing cabinet and inside of the electrical cabinet as well as on the EU declaration of conformity supplied with the machine on delivery Noise level lt 70dB Enclosure class IP44 Functional specification of the Tina thawing cabinet Thawing 1 Start up Turn selector switch to 1 thawing Fan no 1 starts Steam generator is emptied and refilled The probe detects that the frozen products have a temperature below set target temperature 0 1 C The thawing process starts Fan no 2 starts Tina 1200 only The frozen products lower the temperature in the cabinet 2 Heating up phase As the cabinet temperature is decreased below 7 C the steam generator starts After 5 minutes the extra heating element is also energized Tina 1200 As the probe has been detecting a temperature below set target temperature for a period of 10 minutes the cabinet temperature is increased to 15 C by the steam generator After 5 minutes the heating element is energized Tina 1200 The cabinet then maintains 15 C mainly by using the steam generator The heating element operates with
14. he display for surface temperature sensor and reference thermometer either deducted from or added to the previously set parameter value at P14 When changes are complete press the PRG mute for 5 seconds to store the value on the memory of the temperature sensor List of parameters Temperature regulator for Surface probe sensor B1 IR32 Z00000 upp to Serial number 094871848 Parameter Setting Setting F Description Sti 1 0 34 0 Set point value 1 St2 func 6 7 8 9 0 0 0 0 Set point value 2 CO 2 2 Function mode P1 10 0 20 0 Difference 1 P2 func 3 4 5 7 8 9 2 0 2 0 Difference 2 P3 func 3 4 5 2 0 2 0 Dead zone C4 0 5 0 5 Compensation coefficient C5 0 0 Control type P or PI C6 5 5 Time between 2 stages C7 0 0 Time between switching on same stage C8 0 0 Minimum down period in stage C9 0 0 Minimum operating time in stage C10 0 0 Relay function with sensor fault 0 All relays off 1 All relays on 2 Only chilling stage on 3 Only heating stage on C11 0 0 Rotation func 1 2 6 7 8 model W amp Z 0 No rotation 1 Default first on first off FiFo 2 242 rotation compr on relays 1 amp 3 3 242 rotation with used relay funct C12 20 0 20 0 Time PWM pulse cycle C13 0 0 Sensor display control sensor1 P14 0 0 0 0 Calibration C15 0 0 0 0 Displayed value at lowest current voltage value C16 100 100 Displayed value at highest current v
15. he temp regulator memory To save the values turn OFF the Tina cabinet by setting the main switch to position O Trouble shooting the surface probe sensor temp regulator B1 1 IR32 Output 1 terminals 2 and 1 should be made when the temperature is below ST1 the set point value for example 1 C Output 2 terminals 15 and 13 should be made when the temperature is below ST1 3 C for example 1 C 3 C 2 C 2 IR33 Output 1 terminals 3 and 1 should be made when the temperature is below ST1 the set point value for example 1 C Output 2 terminals 14 13 should be made when the temperature is below ST1 3 C for example 1 C 3 C 2 C Trouble shooting the cavity probe temp regulator B3 1 IR32 Output 1 terminals 2 and 1 should be made when the temperature is above 2 C Output 2 terminals 15 and 13 should be made when the temperature is below 7 C Output 3 terminals 12 and 10 should be made when the temperature is below 15 C Output 4 terminals 18 and 16 should be made when the temperature is below 80 C 2 IR33 Output 1 terminals 3 and 1 should be made when the temperature is above 2 C Output 2 terminals 14 and 13 should be made when the temperature is below 7 C Output 3 terminals 4 and 5 should be made when the temperature is below 15 C Output 4 terminals 18 and 17 should be made when the temperature is below 80 C Calibration of the surface temp
16. ition See Operating Instructions Switch off the Main circuit breaker NOT found on the thawing cabinet Dismantle the electrical connection of the valve Separate the drive unit and the ball valve by using the screw in the side of the valve Replace the drive unit C E Ball valve Drive unit Replacing the logic module PLC1 Open the front panel Tina180 or dismantle the electrical cover from the electrical enclosure Tina1200 Disconnect the cables to the logic module Replace the old logic module with the new one and connect the cables Turn the se lector switch to position 1 and check that the display shows Tina Rev X X 0 5 ST02102 XX XX 00 05 Steeltech If not use the A W ESC and OK buttons to start the module Run mode Refit the front panel Tina180 or fit the electrical cover on he electrical enclosure Tina1200 Trouble shooting logic module PLC1 The logic module receives input signals from the thermostats B1 and B3 these should be checked first when trouble shooting To trouble shoot the PLC outputs proceed as follows The food and cavity temperature should be between 5 C and 70 C Turn the selector switch to cleaning mode the outputs 1 2 and 4 should be made Turn the selector switch to position 1 after 5 minutes output 3 should be made Setting timer relay K11 The top screw should be set to 1 10s The middle screw should be set to 7 The lower screw should be set to
17. llation of new IR 33 reset the temperature regulator first by press and hold the PRG mute button while turning the power ON by means the main switch Wait until Std is displayed Release the PRG mute button Restart the thawing cabinet Program the temperature regulator according to the parameter list for IR33 temperature regulator Calibrate the temperature regulator and adjust by changing parameter P14 See the procedure on page 13 ir33 zB Lif 4g NOTE The temperature regulator for surface food probe is not locked to set up the set point values st1 When pressing Or V in normal mode the digital inputs b1 sensor 1 and its value alternate will display which is not active in the Thawing cabinet Pressing the other buttons an error message n0 will display scroll to b1 and hold the Set button for 3 seconds to resume normal operation mode Any alarm is reset and removed by pressing the PRG mute and UP together in 5 seconds Wiring diagram temp regulators B1 and B3 IR33Z7HB20 Power supply 230V IR33Z7HB20 Power supply 230V Programming the temperature regulator To reset the temperature regulator IR 33 press and hold the PRG mute button while turning the power ON by means the main switch Wait until Std is displayed Release the PRG mute button Restart the thawing cabinet Program the temperature regulator according to the parameter list for IR33 temperature regulator Calibrate the tem
18. meter P25 has R Automatic Check parameter alarm dropped for a V Manual P25 P27 and P28 period longer than P28 R Thermometer action resets automatically when error cause has been corrected V Display window z Manual resetting increase the value on P27 alarm difference z Only on the surface probe sensor temp regulator left temp regulator 2 iPinium AB Box 2105 S 612 99 Finsp ng Sweden Tel 46 129 135 84 Fax 446 192 444 001 E post info iPinium se www iPinium se
19. oltage value C17 5 5 Sensor filter C18 0 1 Temperature unit C19 func 1 2 0 0 Sensor NTC function 0 Default 1 Diff NTC1 NTC2 2 Summer comp 3 Winter comp 4 Active comp with dead zone C21 1 0 30 Minimum value St1 C22 2 0 35 Maximum value St1 C23 0 0 0 0 Minimum value St2 C24 0 0 0 0 Maximum value St2 P25 50 99 Low alarm limit P26 90 0 200 High alarm limit P27 2 0 2 0 Alarm difference P28 60 60 Alarm delay C29 2 2 Configuration of digital input1 not func 6 7 8 0 Not used 1 Direct alarm with automatic reset 2 Direct alarm with manual reset 3 Delayed P28 alarm with man reset 4 on off of the controller C30 0 0 Digital input 2 as above only IRDR Temperature regulator for Surface probe sensor B1 IR32 Z00000 upp to Serial number 094871848 Parameter Setting C Setting F Description C31 0 0 Relay function with digital alarm same as parameter C10 C32 1 1 Series address C33 1 1 Special functions C34 C49 0 Standard functions 1 Special functions C34 1 1 Function relay output1 0 Not activated 1 Refers to St1 2 Refers to St2 3 14 Different functions with an alarm 15 Timer function C35 0 0 Relay function output1 0 On of function 1 PWM Pulse cycle C36 0 0 Activation output1 percentage share of P1 P2 C37 1 2 Difference output1 percen
20. perature regulator and adjust by changing parameter P14 See the procedure on page 13 Programming the surface probe sensor temp regulator B1 Change the parameters as set out in the list of parameters start setting C33 to 1 Special programming Restart the Tina cabinet Change the parameters as set out in the list of parameters on page 14 17 for IR32 and page 18 19 for IR33 Change the set point values ST1 and ST2 See the list of parameters Programming is complete Restart the Tina cabinet Programming the cavity probe temp regulator B3 Change the parameters as set out in the list of parameters except C50 start setting C33 to 1 Special programming and CO to 1 IR33 Restart the Tina cabinet Change the parameters as set out in the list of parameters on page 14 17 for IR32 and page 18 19 for IR33 Programming is complete Restart the Tina cabinet Changing parameters See the list of parameters Press PRG mute and Set SEL on IR32 simultaneously for 5 seconds The display then shows 0 Press A until the display shows 77 factory set pass code Press Set The display then shows the first parameter CO in the list of parameters To scroll through the list of param eters press A Go to the parameter to be changed Press Set to show the parameter value on the display Change the value using A or V Press Set to return to the list of parameters When the changes have been made press PRG mute to store the value in t
21. re Check the difference between the cavity temp sensor s display and the reference thermometer If the difference is greater than 0 2 C the cavity temp regulator must be calibrated The cavity probe temp regulator is locked at the factory to prevent unwanted changes To unlock the temp regulator Press PRG mute and Set SEL on IR32 simultaneously for 5 seconds The display then shows 0 Press A until the display shows 77 factory set pass code 1 IR32 Press SEL The display then shows the first parameter CO in the list of parameters Scroll through the list of parameters press A V Go to the parameter C50 Press SEL to show the parameter value 2 locked position on the display Change the value to 3 unlock position Press SEL to return to the list of parameters The cavity probe can then be calibrated as set out in Calibration procedure above When the changes have been made lock the temp regulator by reseting C50 value from 3 to 2 as set out above When the changes have been made press PRG mute to store the value in the temp regulator memory 2 IR33 P1 parameter 1 twinkle on the display Scroll through the list of parameters press A or Go to the parameter P14 calibrating value Press Set to show the parameter value on the display Change the value press Aor V Press SEL to return to the list of parameters In order to achieve proper calibration the difference between the temperature values from t
22. t 11 Fuse 22 Contactor 23 Surface probe sensor Replacing the air heating element Tina1200 0 N S Loosen the hygiene top Remove the cover on the enclosure to the air heating element s electrical connection Dis connect the cables and washers from the air heating element Open the door and lift out the bottom guide and air distributor plate Fold down the cover Unscrew the air element from its mounting and pull it down through the top Fit the new air heating 7element in the reverse order f E Ss A Replacing the fan Tina1200 Loosen the electrical cover and the hygiene top Disconnect both fan cables connected to the terminal in the electri cal enclosure Open the door and lift out the bottom guide and air distributor plate Fold down the cover Unscrew and move the cavity probe and overheating protection fitted to the underside of the fan cover to one side Remove the fan cover Dismantle the complete fan enclosure by unscrewing the 6 screws in the top and then carefully lift it out without damaging the cables This should be done with the help of a colleague due to the weight of the fan en closure Replace the faulty fan by removing the screws on the top of the fan enclosure Replace the seal if dam aged Assemble in the reverse order NOTE The connection cables to the fan package should be routed from above when assembling the fan package to avoid damaging the cables Opening the front pan
23. tage share of P1 P2 Minus Chilling on Plus Heating on C38 1 1 Function relay output 2 see C34 C39 0 0 Relay function output 2 see C35 C40 30 27 Activation output 2 see C36 C41 1 2 Difference output 2 see C37 C42 0 0 Function relay output 3 see C34 C43 0 0 Relay function output 3 see C35 C44 75 75 Activation output 3 see C36 C45 25 25 Difference output 3 see C37 C46 0 0 Function relay output 4 see C34 C47 0 0 Relay function output 4 see C35 C48 100 100 Activation output 4 see C36 C49 25 25 Difference output 4 see C37 C50 4 4 Locking keypad K and remote control F 0 off F on only P Parameters 12 on F on only P Parameters 2 K off F off 3 K on F off 4 K on F all parameters C51 0 0 Access code for remote control List of parameters Temperature regulator for Cavity probe B3 IR32 Z00000 upp to Serial number 094871848 Parameter Setting Setting F Description Sti 2 0 36 0 Set point value 1 St2 func 6 7 8 9 2 0 100 Set point value 2 CO 2 2 Function mode P1 5 0 99 9 Difference 1 P2 func 3 4 5 7 8 9 99 9 99 9 Difference 2 P3 func 3 4 5 2 0 2 0 Dead zone C4 0 5 0 5 Compensation coefficient C5 0 0 Control type P or PI C6 5 5 Time between 2 stages C7 0 0 Time between switching on same stage C8 0 0 Minimum down period in stage C9 0 0 Minimum operating time in stage C10 2 2 Relay function with sensor fault 0
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