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TAMPEREEN AMMATTIKORKEAKOULU

TUTKINTOTYÖ 25(34)

Mikko Huurre

11.3 Linear rod motors

11.3.1 Slide linear motor

Replacing the slide motor

Turn the Stand By switch to the Off position

Undo the screws from the top of rubber cover which is fastened to

the upper cover

Undo the screws from back corner plate and take off the plate

Disconnect the wiring of slide motor

Release the mounting pin from the front of motor

Undo the mounting bolt from backside of motor

Release the motor

Assemble the motor in reverse order

Back corner plate

Rubber cover

Mounting bolt

Mounting pin

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Содержание Scandia OT340

Страница 1: ...elma Kone ja laiteautomaatio Tutkintotyö Mikko Huurre Maintenance manual Scandia OT340 Työn valvoja Kari Järvinen Työn teettäjä Lojer Oy Ohjaaja Ville Laine Tampere 2007 brought to you by CORE View metadata citation and similar papers at core ac uk provided by Theseus ...

Страница 2: ...ytää määräaikaishuolloissa tarkistuksissa ja mahdollisissa vikatilanteissa Leikkauspöytä sisältää paljon elektroniikka ja hydrauliikkaa joten tämän tyylinen tekniikka vaatii paljon huoltotoimenpiteitä sairaala olosuhteissa Leikkauspöytää täytyy huoltaa määrävälein jotta vältyttäisiin suuremmilta vahingoilta Vahingot voivat olla mittavia jos laitetta ei huolleta oikein ja huolellisesti Tämä opinnäy...

Страница 3: ...ances check ups and possible fixings for operating table Operating table Scandia OT 340 is high technological device which includes technique of electronics and hydraulics In hospital circumstances this kind of technical device needs lot of maintenance measures Table need to be check out periodically to avoid bigger damages The damages can be large if table is not serviced correctly and accurately...

Страница 4: ...only lifting of the casing is needed 17 When changing the casing is needed 18 8 2 2 Column casings 19 9 TROUBLESHOOTING 20 10 HYDRAULIC 22 10 1 Checking the oil level 22 11 ELECTRONICS 23 11 1 Battery LC X1220P 23 11 1 1 Replacing the batteries 23 11 2 Fuses 23 11 2 1 CPU board 23 11 2 2 Control panel 24 11 3 Linear rod motors 25 11 3 1 Slide linear motor 25 Replacing the slide motor 25 11 3 2 Dri...

Страница 5: ...brating the table sections to the zero position 32 13 2 Changing foot pedal setups 33 14 SPARE PART LIST Virhe Kirjanmerkkiä ei ole määritetty 14 1 Upper frame Virhe Kirjanmerkkiä ei ole määritetty 14 2 Base frame Virhe Kirjanmerkkiä ei ole määritetty 14 3 Control panel Virhe Kirjanmerkkiä ei ole määritetty 15 SCHEMATICS Virhe Kirjanmerkkiä ei ole määritetty 15 1 Table control Virhe Kirjanmerkkiä ...

Страница 6: ...n kunnossapitoon Huolto ohjekirja sen sijaan auttaa huoltomiehiä vian etsinnässä sekä niiden korjauksessa Määräaikaishuolto on tärkeä osa laitteiden eliniän maksimoimiseksi Huolto ohjekirjaan on sisällytetty päivittäinen kuukautis ja vuosittaishuollot Nämä auttavat huoltohenkilöä tekemään tärkeimmät tarkistukset ja korjaukset Lojer Oy ssä on oma huoltoryhmä huoltamaan kaikkia yrityksen tuotteita H...

Страница 7: ...oppa Pohjois Amerikka ja Japani Lojer konsernin emoyritys Vammalassa työllistää 60 henkilöä ja yrityksen liikevaihto on 6 7 M Suurin osa konsernin sairaalatuotteista valmistetaan Vammalan tehtailla Osia ja komponentteja valmistetaan Vammalan tehtaan lisäksi muissa tytäryrityksissä Tietyt osat tai komponentit tulevat alihankinnasta Temelex Oy Kempeleessä on perustettu vuonna 1973 Vammalan Konepaja ...

Страница 8: ...ys Accrassa Ghanassa Suomalais ghanalainen yritys valmistaa käsipumppuja hieman yli 200 kappaletta vuosittain ja markkinoi niitä myös naapurimaihin Beniniin Togoon Nigeriaan ja Norsunluunrannikolle Työntekijöitä Ghanirassa on noin 15 Tanira Ltd osakkuusyritys ja se on perustettu vuonna 1992 ja se sijaitsee Dar Es Salaamissa Tansaniassa Yritys valmistaa vuosittain yli 2000 käsipumppua Tanira Ltd ma...

Страница 9: ... pieni muotoiset leikkaukset ovat kasvussa ja he tarvitsevat siihen monipuolisen leikkauspöydän Yhä vaativammat leikkaukset vaativat myös monipuolisen leikkauspöydän Tämän takia leikkauspöytien valmistajat joutuvat lisäämään pöytiin yhä enemmän uusia ominaisuuksia Uudessa Lojer Scandia OT340 leikkauspöytään on lisätty kaikki vaadittavat ominaisuudet Leikkauspöytää voi liikuttaa joka suuntaan ja si...

Страница 10: ... other attachment devices with OT 340 please also acquaint yourself with their instructions Be sure that this manual is always available and keep it together with other attachment device instructions The Lojer Scandia operating table is intended for use in general surgery and it is also a suitable for day surgery needs Scandia OT 340 is high technological operating table with electro hydraulic mov...

Страница 11: ...burg Anti Trendelenburg 30 30 Lateral tilt right left 15 15 Back section up down 70 35 Leg section up down 90 90 Longitudinal slide optional 300 mm Electrical data Mains power supply EU 230 VAC 50 Hz Maximum current consumption 1 5 A x 230 V Protection system IP 24 Protection type B Protection class 1 Internal power supply main battery 24 VDC 20 Ah Mode of operation Intermittent 10 min to 10 min f...

Страница 12: ...e Ambient conditions for operation Temperature 10 C to 40 C Relative air humidity 30 to 75 Air pressure 700 hPa to 1060 hPa 6 MAIN COMPONENTS 6 1 Base body Column Floor lock cylinder CPU card Battery Charger Driving wheel Side covers Driving wheel control unit ...

Страница 13: ...TKINTOTYÖ 13 34 Mikko Huurre Trendelenburg cylinder Tilt cylinder Hydraulic motor Valves Valve rotation motors 6 2 Upper frame Head section 40 section 20 section Upper frame Gyne section 6 3 Column Hydraulic oil tank C6 control card ...

Страница 14: ...ap solution Clean the metal and plastic surfaces and the hand controls with a damp cloth and weak alkaline cleaning fluid Be sure that the amount of the cleaning fluid is not so great to penetrate the table electricity or control panel Use disinfectant with no chlorine or chlorine based components for disinfection Follow the disinfectant manufacturer s instructions for use 7 2 Drying Dry the table...

Страница 15: ...ing table Replace pads with damaged surface with new ones IMPORTANT Switch off power from the standby switch before cleaning and detach the mains power cable IMPORTANT Do not use shower high pressure water guns or similar for cleaning IMPORTANT Do not clean the operating table in room with high temperature and air humidity It can cause malfunctions in the hydraulics system IMPORTANT Do not let flu...

Страница 16: ...astors run freely and turn 360 8 1 3 Half yearly service Perform all checks described above under monthly servicing Check the play in the column and adjust if it necessary see 12 1 Check the hydraulic connections for leaks and gently tighten where leak has occurred If hydraulic hose is broken it has to be changed Make sure that there is sufficient oil in the tank Check the piston rod packings on t...

Страница 17: ...ings 8 2 1 Base casing When only lifting of the casing is needed If it not necessary to change the base casing it is possible to lift up by using ropes Undo 4 screws of base casing Lift up the casing and hang it up with ropes from the upper body Assemble the casing in reverse order ...

Страница 18: ...t its possible to take off the column screws from the bottom of base body Drive the table up to the maximum position Leave the table on the castors Unlock Remove the Column casings see Column casing 8 2 2 Unplug the couplings Undo 8 column mounting bolts from the bottom of the base body Lift up the upper body to change the base casing Assemble the casing in reverse order Lift up The mounting bolts...

Страница 19: ...e corner of upper casing to release the rubber cover Open the upper casing from the front side and let down the casings Open all the casings see figure and replace the new ones IMPORTANT Be sure when moving the casing that it is not damaging the wire sensor Assemble the casing in reverse order Undo the screws to release the rubber cover Pull Pull ...

Страница 20: ...ile use the standard hand control Stand by switch of the table under the hatch is turned OFF Turn the switch ON The batteries of the operating table are empty Connect the mains cable to the charging socket and charge the batteries The hand control has damaged Contact service In the meanwhile use the other hand control None of the hand control functions operate and no leds are visible Cable is not ...

Страница 21: ...ivated Press table unlock button once to deactivate the motor Some movements do not operate One or several movements have reached the end position beep sound or the table controller prevents the movement due to the risk of collision Press 0 position button for few seconds to release the blocked functions Battery is empty Recharge the batteries The movements of the sections are slow Hydraulic pump ...

Страница 22: ...wer unit Nominal voltage 24 VDC Power consumption max 15 A Protection class IP54 Working pressure 140 bar 10 1 Checking the oil level All cylinders have to be retracted Tilt and lateral in central position The oil level should be 50 10 mm measured from the top edge of the tank ...

Страница 23: ...he Stand by switch to the Off position Lift up the base casing see 8 2 1 Undo the screws and the support frame Disconnect the wiring Assemble the battery in reverse order 11 2 Fuses The fuses are located to the Central processing unit CPU board and to the Control panel 11 2 1 CPU board CPU board main fuse 1 A 24 V Driving wheel control box 1 A 24 V Driving wheel rod motor 6 3 A 24 V Slide motor 6 ...

Страница 24: ...KINTOTYÖ 24 34 Mikko Huurre 11 2 2 Control panel Batteries main current fuse 20 A 24 V Charger ground connectors fuse 1 6 A 250 V Charger phase connectors fuse 1 6 A 250 V Main current 20A 24V Charger ground phase connectors 1 6A 250V ...

Страница 25: ...o the screws from the top of rubber cover which is fastened to the upper cover Undo the screws from back corner plate and take off the plate Disconnect the wiring of slide motor Release the mounting pin from the front of motor Undo the mounting bolt from backside of motor Release the motor Assemble the motor in reverse order Back corner plate Rubber cover Mounting bolt Mounting pin ...

Страница 26: ...l rod motor Replacing the driving wheel motor Turn the Stand by switch to the Off position Lift up the base casing see 8 2 1 Disconnect the wiring of motor Undo the mounting pins of motor support Release the motor from the support Assemble the motor in reverse order Mounting pins ...

Страница 27: ...ed under the upper cover Replacing the proximity switch Drive slide motor forward to get proximity switch unconnected Turn the Stand by switch to the Off position Undo the screws from the top of rubber cover which is fastened to the upper cover Undo the two screws of proximity switch Disconnect the wiring Assemble the proximity switch in reverse order Proximity switch ...

Страница 28: ...placing the proximity switch Drive the table up to the maximum position and on the floor locks Lock Turn the Stand by switch to the Off position Lift up the base casing see When only lifting of the casing is needed 8 2 1 Undo the two screws of proximity switch Disconnect the wiring Assemble the proximity switch in reverse order Screws M2x16 Support Proximity switch ...

Страница 29: ...tion Turn the Stand by switch to the Off position Undo the screw from sheet metal hinge cover Release the cover Undo the two screws from the sensor Replace the column casings Disconnect the wiring connector is located next to hydraulic rotation valve Assemble the accelerometer in reverse order Be sure that the wiring is same way as before Check the wiring by moving sections and slide to their extr...

Страница 30: ... Remove the column casing See 8 2 2 Disconnect the wiring connector is located next to hydraulic rotation valve Undo the screws from the top of rubber cover which is fastened to the upper cover Release the sensor Assemble the accelerometer in reverse order Be sure that the wiring is same way as before Check the wiring by moving the tilt and trendelenburg to their extreme positions The wiring can n...

Страница 31: ...ee 8 2 1 Release the string from the top Undo the sensors support and the sensor from the base body Disconnect the wiring Assemble the sensor in reverse order 12 COLUMN 12 1 Adjusting the play in the column Let the table stay in Lock function that the table is on the floor locks Drive the tabletop up to the maximum position Remove the column casings see 8 2 2 Screw the adjustment bolts to tighten ...

Страница 32: ...rating the OT340 you need computer for use the Maintenance software For connecting the OT340 and the computer you need D9 D9 data cable Make sure that the table Stand by switch is Off position Connect the computer to the service plug using a data cable Push the Stand by switch On position Open the Service software Select the Calibration interleaf ...

Страница 33: ...le is now calibrated and ready to use You can test it by moving the sections and then pushing the 0 button 13 2 Changing foot pedal setups Chancing the OT330 foot pedal setups you need computer for use the Maintenance software For connecting the OT340 and the computer you need D9 D9 data cable Make sure that the table Stand by switch is Off position Connect the computer to the service plug using a...

Страница 34: ...ess the read button to see the old setups Choose the new commands Press save button Push the Stand by switch Off position Disconnect the data cable from Service plug Foot pedal is now reprogrammed and ready to use You can test it by pushing the Stand by switch to the on position and test the movement from foot pedal ...

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