HELIODENT DS - Frank`s Hospital Workshop
Contents
1. Company Dental The HELIODENT DS Ma intenance Instructions Y WW W Cy i Maintenance Instructions Sirona Dental Systems GmbH ATTENTION Adequate lead proofing of room and operator position is essential Since these requirements vary from state to state it is the assembler s installer s responsibility that all local radiation safety requirements are met 2 41 62 983 D 3202 101 01 06 02 Sirona Dental Systems GmbH Maintenance Instructions General In order to ensure in compliance with the DHHS requirements the HELIODENTGDS must be maintained annually following date of installation It is the responsibility of the user to ensure that the equipment is main tained in accordance with the manufacturer s recommended Maintenance Instructions to ensure compli ance with the Federal Performance Standard The manufacturer and the assembler installer are not responsible for disturbances in operation when the equipment is not used in accordance with the operating instructions The maintenance inspection and consequent service must be accomplished by a skilled technician Neither the inspection nor service is part of the equipment warranty Technical instructions required Operating Instructions and Service Manual Instruments required 1 Digital multimeter model FLUKE 8000 A or equivalent Accuracy AC voltage 0 5 of reading plus 1 digit DC voltage 0 1 of reading plus 2 digits DC cur2. Assembly FD 2579 The Dental Company SCHEDULE Yes No Remarks All manuals are present Test instruments as required Manufacturer Model Accuracy Last calibrated Voltmeter mAmeter Pulse Counter Any mechanical damage noticed All labels are present and legible All indicator lights are O K Radiation indicator X ray lights up audible buzzer O K Deadman feature O K Tube current is within specified limits Specified exposure time pulses O K Exposure button O K Resistance within specified limits Object selector switch O K Mechanical adjustment of the support arm is O K The unit is in compliance with MFG specified tests and safety Technician Dealer Pulse Count 41 62 983 D 3202 101 01 06 02 HELIODENT DS Yearly Maintenance Checklist Customer Address Dealer Address Date of original installation Date of inspection Report of Assembly FD 2579 The Dental Company SCHEDULE Yes No Remarks All manuals are present Test instruments as required Manufacturer Model Accuracy Last calibrated Voltmeter mAmeter Pulse Counter Any mechanical damage noticed All labels are present and legible All indicator lights ar
3. for measuring resistance e Measure resistance Exposure button not depressed R gt 100 kOhm Exposure button depressed R 100 Ohm The values must remain constant even if the coiled cable is moved during the measurement If the values are not present check correct function of the door contacts e If the values are still not present exchange exposure button e Disconnect multimeter e Reattach housing see Service Manual chapter Removing Housing 8 41 62 983 D 3202 101 01 06 02 Sirona Dental Systems GmbH Maintenance Instructions Verification of the Object Selector Switch e Turn object selector switch 1 to the lefthand stop turn counter clockwise Turn object selector switch 1 clockwise step by step 12 steps up to the righthand stop recording the displayed 2 time value for each step e Repeat procedure and compare indicated values with recorded values e Ifthe values differ between first and second reading exchange generator DS 41 62 983 D 3202 101 01 06 02 9 Maintenance Instructions Sirona Dental Systems GmbH Adjust in 1 Special screwdriver vertical Torx TX 30 200mm position A Adjust in horizontal position Mechanical Adjustments if required Readjustment is necessary if the tubehead does not remain stationary after being positioned 1 10 Adjust spring on left support arm Slip bellows on both sides over the half shells A Pull the half shells off P
4. No This product complies with DHHS regulations 21 CFR Subchapter J applicable at date of manufacture Date of manufacture Siemens Aktiengesellschaft Wittelsbacherplatz 2 D 80333 M nchen Germany Sirona Model 46 81 974 D 3302 Serial No 46 84 606 D 3302 Serial No MADE IN GERMANY Generator Electronic 33 13 900 D3302 Serial No This product complies with DHHS regulations 21 CFR Subchapter J applicable at date of manufacture Sirona Dental Systems FabrikstraBe 31 D 64625 Bensheim Germany Rohre Tube Siemens SR60 70 7L Model No 33 43 741 V 1034 Serial No Q 0 7 IEC 336 82 Rohre Tube Petrick P470 6 30 12G Model No 60 91 651 D3302 Serial No 0 0 4 IEC 336 82 sirona 46 81 263 D 3302 Model No Serial No This product complies with DHHS regulations 21 CFR Subchapter J applicable at date of manufacture Date of manufacture Siemens Aktiengesellschaft Wittelsbacherplatz 2 D 80333 M nchen Germany WK GG Visual Check e Look for mechanical damage possibly affecting radiation safety e Inspect cone for possible cracks e Check the mechanical functions Test the tubehead in all working positions for possible drift e Verify that all labels are affixed and legible Defaced labels must be replaced To order the above write to Sirona Dental Systems address see rear Customer Name Customer Address All Model Numbers with giv
5. and safety Technician Dealer Pulse Count 41 62 983 D 3202 101 01 06 02 HELIODENT DS Yearly Maintenance Checklist Customer Address Dealer Address Date of original installation Date of inspection Report of Assembly FD 2579 The Dental Company SCHEDULE Yes No Remarks All manuals are present Test instruments as required Manufacturer Model Accuracy Last calibrated Voltmeter mAmeter Pulse Counter Any mechanical damage noticed All labels are present and legible All indicator lights are O K Radiation indicator X ray lights up audible buzzer O K Deadman feature O K Tube current is within specified limits Specified exposure time pulses O K Exposure button O K Resistance within specified limits Object selector switch O K Mechanical adjustment of the support arm is O K The unit is in compliance with MFG specified tests and safety Technician Dealer Pulse Count 41 62 983 D 3202 101 01 06 02 HELIODENT DS Yearly Maintenance Checklist Customer Address Dealer Address Date of original installation Date of inspection Report of
6. chnician Dealer Pulse Count 41 62 983 D 3202 101 01 06 02 We reserve the right to make any alterations which may be required due to technical improvements Sirona Dental Systems GmbH 1998 Sprache englisch Printed in Germany D 3202 101 01 06 02 02 2006 A Nr 107183 Imprim en Allemagne E T E 8 E E n Sirona Dental Systems GmbH in the USA in Canada Fabrikstra e 31 Sirona Dental Systems LLC Sirona Canada Order No 41 62 983 D 3202 64625 Bensheim 4835 Sirona Drive Suite 100 3250 Ridgeway Drive Unit 5 Germany Charlotte NC 28273 Mississauga Ontario L5L 5Y6 WWW sirona com USA Canada
7. conventional radiography technique For testing the exposure times a mechanical pulse counter is needed Switch unit OFF WARNING Electrical shock hazard and connect the test leads to testpoints MP311 MP312 on PCB DX4 Switch unit ON Make an exposure with each of the exposure times given CAUTION RADIATION Observe the cooling time between exposures The Standby indicator lamp Ready LED flashes until the automatic cooling down time of the tube assembly has expired Set exposure times using the object selector switch see Operating Instructions Exposure time 0 4s at G0Hz 24 pulses Tolerance 1 pulse at 50Hz 20 pulses 1 Exposure time 3 28 at60Hz 192 pulses Tolerance 9 pulses at 50Hz 160 pulses 8 Record indicated pulse count Reset counter after each exposure Switch unit OFF WARNING Electrical shock hazard and disconnect pulse counter If the measured pulse count is not within specified tolerance see Service Manual chapter Exposure Time Verification 41 62 983 D 3202 101 01 06 02 7 Maintenance Instructions Sirona Dental Systems GmbH Cosme i CA ST ON OFF Exposure amp Ss eas ey gt f 9 RRR ARAB S NONO SN NN S MNNNNNSNNNNNNNSNNSNNNRURRNNN Verification of the Exposure Button e If door contacts are installed close door close contacts do not bridge contacts e Turn unit OFF WARNING Electrical shock hazard e Connect multimeter to DX1 X5 3 and 4 range
8. e O K Radiation indicator X ray lights up audible buzzer O K Deadman feature O K Tube current is within specified limits Specified exposure time pulses O K Exposure button O K Resistance within specified limits Object selector switch O K Mechanical adjustment of the support arm is O K The unit is in compliance with MFG specified tests and safety Technician Dealer Pulse Count 41 62 983 D 3202 101 01 06 02 HELIODENT DS Yearly Maintenance Checklist Customer Address Dealer Address Date of original installation Date of inspection Report of Assembly FD 2579 The Dental Company SCHEDULE Yes No Remarks All manuals are present Test instruments as required Manufacturer Model Accuracy Last calibrated Voltmeter mAmeter Pulse Counter Any mechanical damage noticed All labels are present and legible All indicator lights are O K Radiation indicator X ray lights up audible buzzer O K Deadman feature O K Tube current is within specified limits Specified exposure time pulses O K Exposure button O K Resistance within specified limits Object selector switch O K Mechanical adjustment of the support arm is O K The unit is in compliance with MFG specified tests and safety Te
9. ing details on Serial Numbers still legible on the unit for identification purposes For serial numbers see also Unit Passport 41 62 983 D 3202 101 01 06 02 Sirona Dental Systems GmbH Maintenance Instructions Radiation indication X ray Standby indicator lamp Ready LED LED g l 0 y K KK GG W KW w ATTENTION RADIATION Remote control Observe Radiation Protection Guidelines See Operating Instructions g f g p p p p p g g d Light Indicators at the Display Audible Sound at the Wall Adapter e Switch unit ON with master power switch The stored exposure data must light up on the display see Operating Instructions under Preparing the exposure e Make an exposure Set the exposure time to 1 00 s for conventional radiography technique Digital must not light up CAUTION RADIATION Depress the exposure button and hold until the exposure terminates auto matically The radiation indication X ray must light up during the exposure period Simultaneously an audible beep must sound at the wall adapter In operation with remote control the LED on the remote station must light up as well The Standby indicator lamp Ready LED flashes until the automatic cooling down time of the tube assembly has expired e Interrupt an exposure deadman feature Set the exposure time to 3 2s CAUTION RADIATION Press the exposure button until X ray ligh
10. rent 0 3 of reading plus 1 digit 2 Electromechanical pulse counter model KESSLER ELLIS KT 203 1 pulse or equivalent A CAUTION RADIATION Aus Observe radiation protection guidelines as outlined in the Operating Instructions ESD CAUTION Technician PC boards are fitted with electronic components sensitive to electrostatic discharge ESD Electrostatic discharge is unavoidable due to friction of clothing carpeting etc gt 230 ATTENTION To prevent damage of electronic components do not touch same Discharge your electrostatic energy by touching a grounded point Always handle circuit boards by the edge of same List of Contents CUI cec Pn Page General aca anginan ai aE meat eSng gain 2ehee nee ree cereede idee edie a tte eee wes 3 Visual Check sy cce ta eee eed ee Sede r RR beens eX cu poewa Ve wl a aaa Era dicun e ta pea n 4 Light Indicators at the Multitimer Control Panel 0 000 cece 5 Tube Current Verification susua ccc tees 6 Exposure Time Verification 0 000 cee ete eee 7 Verification of the Exposure Button 0 0 rr 8 Verification of the Object Selector Switch 0 0 60 tees 9 Mechanical Adjustments if required liliis eh 10 Yearly Maintenance Checklist l ilislissesel n appendix 41 62 983 D 3202 101 01 06 02 3 Maintenance Instructions Sirona Dental Systems GmbH Cone Tube Model No 3314742 D 3302 12 Serial
11. ts up and subsequently release the exposure must terminate immediately The selected exposure time blinks until the automatic cooling down time of the tube assembly has expired e Defective light indicators constitute a safety hazard to the patient as well as to the operator CAUTION The user is not permitted to use the unit until light indicators have been replaced 41 62 983 D 3202 101 01 06 02 5 Maintenance Instructions Sirona Dental Systems GmbH jumper 4 Exposure button nN KANAB NNNNNNNNNNNNSNNNSSUQQRNNNNONN Tube Current Verification e Turn unit OFF and remove housing see Service Manual e Remove jumper from test points DX1 X6 X7 e Connect multimeter to X6 X7 range 10mADC e Turn unit ON e Set the exposure time on the control panel to 3 2s using the object selector switch conventional radiography technique e CAUTION RADIATION Make an exposure e The reading should be ZmADC 0 5mA z z Record reading e If specified value is obtained turn unit OFF WARNING Electrical shock hazard e Remove meter leads and replace jumper If specified value cannot be obtained see Service Manual chapter Tube Current Verification 6 41 62 983 D 3202 101 01 06 02 Sirona Dental Systems GmbH Maintenance Instructions a eS cA TEE Er EY riii SOSOGOSSE999 y EH Exposure button V Z Y Z Z Z Z 7 g Z 2 Pulse counter Exposure Time Verification
12. ull the scissors arm apart and push bellows over the bearing Set both support arms vertical Insert torx screwdriver from above into the bore of the bearing and adjust the spring turn clockwise gt tighter Complete again in reverse order Adjust spring on right support arm Slip bellows over the upper half shell A Press the bellows down Bring support arm into horizontal position Insert torx screwdriver from the front into the bore of the bearing and adjust the spring turn clockwise gt tighter Complete again in reverse order 41 62 983 D 3202 101 01 06 02 HELIODENT DS Yearly Maintenance Checklist Customer Address Dealer Address Date of original installation Date of inspection Report of Assembly FD 2579 The Dental Company SCHEDULE Yes No Remarks All manuals are present Test instruments as required Manufacturer Model Accuracy Last calibrated Voltmeter mAmeter Pulse Counter Any mechanical damage noticed All labels are present and legible All indicator lights are O K Radiation indicator X ray lights up audible buzzer O K Deadman feature O K Tube current is within specified limits Specified exposure time pulses O K Exposure button O K Resistance within specified limits Object selector switch O K Mechanical adjustment of the support arm is O K The unit is in compliance with MFG specified tests
Download Pdf Manuals
Related Search