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Appendix

42

Barkey GmbH & Co. KG  -  Gewerbestrasse 8  -  33818 Leopoldshoehe  -  Germany  -  Head Office: +49 (5202) 9801-0

Customer Service: +49 (5202) 9801-30  Fax: +49 (5202) 9801-99  -  e-mail: [email protected]

Service manual
Barkey warming center III DTM

8 

Appendix

8.1 

Cross-section of Barkey warming center III DTM

Figure 39: Cross-section of Barkey warming center III DTM

Door

Microswitch

Counterweight

Transverse

airflow fan

Air filter

Heater

Rollers

Air deflector

Heater insert

Содержание warming center III DTM

Страница 1: ...Service manual Barkey warming center III DTM with digital temperature display From SN 160 5986 Version 1 00 EN Manufactured by Barkey GmbH Co KG Gewerbestrasse 8 D 33818 Leopoldshoehe Germany...

Страница 2: ......

Страница 3: ...2 Displays and controls 10 5 Technical safety inspections TSI 11 5 1 Visual inspection 11 5 2 Temperature check 12 5 3 Checking the overtemperature protection 13 5 4 Measurements in accordance with DI...

Страница 4: ...er Service 49 5202 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM 7 13 Service tools 39 8 Appendix 42 8 1 Cross section of Barkey warming center III DTM...

Страница 5: ...to faults or damages You should also observe the requirements made on the qualifications of service personnel as stated in Chapter 1 3 It is imperative that the installation conditions and safety inf...

Страница 6: ...llowing symbol in instructions about the use and maintenance of the device Instruction stage carry out this stage as indicated NOTE The symbols representing the displays and controls and device displa...

Страница 7: ...ts if the device is used in accor dance with the published operation and service manual this documentation 1 5 Copyright This service manual including all images contained within is protected by copyr...

Страница 8: ...ll inspection steps for the TSI which have to do with tem perature measurements must be carried out at a room tem perature of 22 Celsius 1 0 K During measurements the device may not be subjected to di...

Страница 9: ...increase the distance between the device and the device causing the dis turbance or operate the devices at separate times The device works perfectly within the limit values set in the EN 60601 1 2 st...

Страница 10: ...has been switched on It shows the device operating condition Heating activity display The yellow lamp LED shows the heater activ ity It illuminates when the heater is active Fault display The red ligh...

Страница 11: ...onforms with EU Directive 93 42 EWG of 14th June 1993 for medical products The four digit number identifies the stated location T V Product Service which monitors the manufacturer s quality assurance...

Страница 12: ...perating display Fault display Heating activity display Temperature display Figure 2 Display panel The following subsections explain the meaning of individual display elements 4 1 1 Operating display...

Страница 13: ...display indicates malfunctions If the heating device is switched on this display has the following meanings Status Meaning Off There are no malfunctions On The mechanical overtemperature protection ha...

Страница 14: ...display red lamps illuminating or flashing To switch the device on press the rocker switch into position I Figure 3 Power switch The TSI keyswitch on the right hand side of the operating panel is als...

Страница 15: ...inspections WARNING In order to carry out safety inspections you must remove all temperature regulated goods from the temperature regulated cabinet and store them in accordance with their respective...

Страница 16: ...room temperature must be at 22 0 C 1 0 K during the entire temperature check Incorrect values will be measured if this is not the case Fix the thermometer in the middle of the centre shelf When doing...

Страница 17: ...Barkey warming center III DTM is fitted with two independent mechanisms to protect it from high temperatures One of these is the electronic overtemperature protection In this case an independent elect...

Страница 18: ...alue of the temperature display when the electronic overtemperature pro tection is triggered and enter this in the inspection log WARNING If the value determined lies outside the prescribed tolerance...

Страница 19: ...alid edition When carrying out the inspection you must also read and observe the test equipment operating manual Enter the type and serial number of the test equipment in the inspection log Connect th...

Страница 20: ...anel will be perma nently illuminated The circulating air temperature regulation will be activated at the same time This will be audible due to the ventilator noise Enter whether the circu lating air...

Страница 21: ...ive manufacturer s instructions 6 1 Adjusting the temperature display If the temperature displayed on the Barkey warming center III DTM temperature display does not match the temperature in the heatin...

Страница 22: ...setting needs to be corrected Check the temperature in the heating chamber and the temperature indicated on the temperature display as described in Chapter 5 2 Switch the device off and remove the mai...

Страница 23: ...ove the mains cable Remove the cover on the Barkey warming center III DTM insert Figure 12 Regulator circuit board cover panel Correct the electronic overtempera ture protection setting using trimmer...

Страница 24: ...enter III DTM WARNING In order to carry out service work you must remove all temperature regulated goods from the heating chamber and store them in accordance with their respec tive manufacturer s ins...

Страница 25: ...33818 Leopoldshoehe Germany Head Office 49 5202 9801 0 21 Customer Service 49 5202 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM 7 1 Functional circui...

Страница 26: ...ust remove the plug from the mains before opening the device Removal Loosen both screws which are used to fix the heater insert Figure 15 Heater insert fixing screws Pull the heater insert halfway out...

Страница 27: ...plate on the heater insert and fix it with the six countersunk screws WARNING Ensure that the earthing cable is not crushed Place the heater insert on the guide rails and push it halfway into the heat...

Страница 28: ...er plate see Chapter 7 2 Now pull the three pin and socket connectors off the regulator circuit board Figure 17 Pin and socket connectors on regulator circuit board Remove the four regulator circuit b...

Страница 29: ...r to removal Re solder the buzzer cables in place CAUTION Ensure the cable polarity is correct Locate the regulator circuit board onto the assembly frame bolts Fix the regulator circuit board with the...

Страница 30: ...ater connection Cut the three cables which are fixed in a common cable end sleeve directly at the ca ble end sleeve Loosen the four heater unit screws and pull the heater unit out towards the front Fi...

Страница 31: ...one ca ble end sleeve Reconnect both cables to the regula tor circuit board pin and socket con nector The three cables are connected un derneath Figure 22 Heater connection Refix the cover plate see...

Страница 32: ...re 25 Fan fixing Refitting the transverse airflow fan Refitting the transverse airflow fan takes place in reverse order to removal Pull the fibreglass hose off the old fan connecting cable Cut the cab...

Страница 33: ...ed conductor connection to the fan Figure 27 Fan earthed conductor connection Strip the insulation off all four cables for around 8 mm Crimp a cable end sleeve onto the fan blue cable Now crimp the ot...

Страница 34: ...pull the heater unit out towards the front Figure 29 Heater unit fixing screws Loosen the screw which fixes the overtemperature protection to the heater unit Figure 30 Overtemperature protection fixi...

Страница 35: ...socket connectors are plugged together with the flat side facing downwards otherwise the cover plate cannot be correctly refitted Insert the temperature protection into the heater unit and fix it from...

Страница 36: ...Press the power switch forwards out of the front panel Refitting the power switch Refitting the power switch takes place in reverse order to removal Press the power switch into the front panel cutout...

Страница 37: ...panel Refitting the fuseholder Refitting the fuseholder takes place in reverse order to removal Press the fuseholder into the cutout in the front panel and tighten the nuts using a 14 mm jaw spanner...

Страница 38: ...l to the rear Pull the spade connectors off the microswitch Refitting the microswitch Refitting the microswitch takes place in reverse order to removal Press the microswitch into the cutout in the fro...

Страница 39: ...w spanner and pull it forwards off the front panel Refitting the keyswitch Refitting the keyswitch takes place in reverse order to removal Use the key to switch the keyswitch into the left hand positi...

Страница 40: ...9 5202 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM Push the shrinkage hose over the keyswitch Use a hot air blower to shrink it Figure 37 Keyswitch i...

Страница 41: ...circuit board must be replaced Fuses Type Power connector 2 A slow blow 250V 5 mm x 20 mm Regulator circuit board 500 mA slow blow 250V 5 mm x 20 mm Table 1 Fuse values Replacing the power connector f...

Страница 42: ...disinfectants directly to the inside of the heating cabinet Always moisten a cloth and clean the heating cabinet using this cloth Never put cleaning fluids or cleaning cloths in the air ducts Never u...

Страница 43: ...ermany Head Office 49 5202 9801 0 39 Customer Service 49 5202 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM 7 13 Service tools You will require the fol...

Страница 44: ...sse 8 33818 Leopoldshoehe Germany Head Office 49 5202 9801 0 Customer Service 49 5202 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM Figure 38 Service t...

Страница 45: ...01 0 41 Customer Service 49 5202 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM 2 5 mm Allen key screwdriver Socket spanner size 5 5 mm Flat screwdriver...

Страница 46: ...02 9801 30 Fax 49 5202 9801 99 e mail info barkey de Service manual Barkey warming center III DTM 8 Appendix 8 1 Cross section of Barkey warming center III DTM Figure 39 Cross section of Barkey warmin...

Страница 47: ...N of the device for which you are ordering This is extremely important for reasons of traceability Description Item No Regulator circuit board wc V3 0 413 10872 Heating rod 230V 200W 412 10497 Transve...

Страница 48: ...II DTM 8 3 Address contact Address Barkey GmbH Co KG Gewerbestr 8 D 33818 Leopoldshoehe Tel 49 5202 9801 0 Fax 49 5202 9801 99 e mail info barkey de Internet www barkey de Service Tel 49 5202 9801 30...

Страница 49: ...nts not OK OK 1 Visual inspection No damage to housing No damage to heating chamber or door No external damage to connecting cables or connecting plugs No signs of overloading or improper handling No...

Страница 50: ...vice type serial number ________________________________________ Earth conductor res incl power cable RSL 0 2 _________ Insulation resistance RISO 2 M _________ M Earth leakage current IEanc 0 5 mA __...

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