Automatic X-ray Film Processor
Contents
1. Automatic X ray Film Processor Installation Operation e And Maintenance Manual WARNING Do not plug into the electrical mains power supply before reading this manual or before filling the machine with liquids m ETA f D 7 gt BY MEDIVANCE MEDIVANCE INSTRUMENTS LTD Barretts Green Road Harlesden London NW10 7AP UK Tel 44 0 20 8965 2913 Fax 44 0 20 8963 1270 www velopex com INTRODUCTION Thank you for purchasing a Velopex SPRINT This model is the simplest and most compact automatic x ray processor we produce and you will have no problem in finding a convenient site for installation Please read this manual carefully before plugging in and using your machine for the fi rst time Contained in this manual is information on the right place to position the Sprint how to set up the machine correctly for use and how it should be maintained so that you recelve consistently high quality results over a long working lifetime INTRODUCTION TO THE PROCESSOR The diagrams at the front of this manual are designed to introduce you visually to the layout of the Velopex SPRINT CONTENTS TABLE OF SYMBOLS TECHNICAL DESCRIPTION SITING THE SPRINT EXTERNAL FEATURES OF THE MACHINE INTERNAL FEATURES OF THE MACHINE WALL MOUNTING DIAGRAM WALL MOUNTING INSTRUCTIONS PREPARING TO USE THE SPRINT Filling the Machine with Chemicals OPERATING THE SPRINT To Start2. Heater Indicator Light Permanently Off and Audible Bleep Action Light is constantly off with an audible bleep the machine has detected a function out of limits Call for Service Note After 30 minutes the audible bleep will stop but the Heater ndicator Light will remain off Symptom Chemical s overheating Action 1 Call for Service Symptom Films will not enter through Film Entry Guide Action 1 Open machine Daylight Loader Cover and Front Cover and check correct engagement of transport modules Symptom Film Lost in the Machine Action 1 Check that the transport modules are correctly located in their drive dogs and running correctly If not re locate 2 Check the spring tensioning of the modules and check for correct positioning Use the module turning tool to rotate the belts for inspection and run a test film through the module using this tool 3 Check that transport modules have been put through the correct cleaning proceaure 4 Should there be any damage to the belts such as tearing or twisting order a replacement module 20 08 2007 16 SPRINT FILM QUALITY PROBLEMS SYMPTOMS AND ACTION Symptom Films too dark or fogged Action 1 Test for light fogging by feeding an unexposed film through the machine It should process as a transparent piece of film base with no signs of shadows or blackness evident 2 If there is light fogging proceed as follows a Check that the dayli
3. Instruments will make available on request circuit diagrams component part lists descriptions calibration instructions or other information which will assist the user s appropriately qualified technical personnel to repair those parts of equipment which are designated by Medivance Instruments as repairable Application should be made to Medivance Instruments Limited Service Department Barretts Green Road Harlesden London NW10 7AP Tel 44 0 20 8965 2913 Fax 44 0 20 8963 1270 20 08 2007 21 SPRINT Ad m EC BY MEDIVANCE MEDIVANCE INSTRUMENTS LTD Barretts Green Road Harlesden London NW107AP UK Tel 44 0 20 8965 2913 Fax 44 0 20 8963 1270 www velopex com 105 East 17th Street Saint Cloud Florida 34769 Toll free 888 835 6739 www velopexusa com Medivance Sprint MkIV Operating Manual Issue 4 08 08 07 Velopex is a trademark of Medivance Instruments Ltd
4. MODULE FRONT COVER LOCATION SLOTS DAYLIGHT LOADER LIQUID LEVEL WINDOW 20 08 2007 8 SPRINT WALL MOUNTING DIAGRAM WALL MOUNTING CENTRES 170mm 6 3 4 Ax KEYHOLE SLOTS 2x LOCK SCREWHOLES m 150mm 6 193mm 7 5 8 205mm 51mm 2 BOTTOM SUPPORT BRACKET 8 WALL MOUNTING INSTRUCTIONS The Sprint is ideal for wall mounting and is fitted with 4 keyhole slots on the rear panel A further 2 locking holes at the bottom of the rear panel prevent accidental lifting once in place Choose an area of wall that is both flat and vertical It must be able to carry a load of 25kg 55 Ib Use all the mounting points to ensure a secure fixing and to spread the loading onto all the screws NOTE Please remember to position the processor within 1 metre 3 feet of the electrical supply preferably with the supply socket to the right of the machine j 2 Use screws and wall anchors suitable for the type of wall Using the template provided hold in the required position on the wall and temporarily fix using suitable adhesive tape Use a spirit level and adjust as necessary Using suitable wall plugs for the type of wall proceed as follows Drill 4 holes in the wall for the keyhole slot screws To suit No 12x 35mm 1 inch Pan Head slotted screw Drill 2 holes in the wall for the lower locking screws To suit No 8 x 25mm 1 in
5. films without user contact between insertion of the exposed film and receipt of the developed film into the wash tank for collection at the end of the process The machine receives undeveloped film in a light tight enclosed area visible through its protective red perspex flap where a motor driven module carries it between two continuous belts through a tank containing Developer The film is passed out into an identical module working in a second tank containing Fixer Chemical temperature is maintained at 27 C 81 F by two rod heaters protruding from the rear wall of the machine heating each chemical tank through a metal Sleeve The film finally passes into a water Wash Tank after processing It is retrieved by removing the film from the collector tank The overall dimensions of the processor are width 380mm 15 inches with water tank fitted height 450mm 17 inches depth 230mm 9 inches The weight of the processor is empty 6 85 kg 15 Ib full 10 25 kg 22 Ib This machine is a CLASS device ENVIRONMENTAL CONDITIONS FOR TRANSPORT AND STORAGE This machine should be kept within the temperature range 10 C and 40 C 14 F and 104 F and below 80 humidity INTERFERENCE BETWEEN EQUIPMENT This X Ray processor complies with the following E M C Standards EEC EN6060F 1 2 U L FCCPart 15 Class A n the event that electromagnetic or other interference is suspect
6. use a fresh one This routine helps to clean the transport system and checks that the transport mechanism is running properly 3 Renew the water in the wash tank 4 At the end of the day turn the Mains Power Switch OFF and disconnect machine WARNING Turning off electrically at the end of each workday is an essential safety procedure POSITION THE MACHINE TO ALLOW EASY DISCONNECTION FROM ELECTRICAL SUPPLY 20 08 2007 13 SPRINT FILM STORE The SPRINT is fitted with a simple film store and dispenser drawer for standard intra oral film item 9 To load the film store unclip the top from the front cover and remove Stack new film neatly into the back of the film store item1 1 as illustrated uniformly orienting in one direction Return the film store back into position and clip the top into place Films are simply dispensed by placing the index finger through the U shaped dispenser hole item 10 on the outside of the cabinet and gently easing them out NOTE The film store must always be in position even if empty or not being used otherwise light will leak into the processing area and will fog the films being processed ROUTINE MAINTENANCE CLEANING THE PROCESSOR MODULES A clean processor Is the key to consistent good results and the following cleaning routine should be carried out at each chemical change the frequency will MANUFACTURER S SAFETY SHEETS vary according to
7. Processing Film Film Collection Each Day FILM STORE ROUTINE MAINTENANCE Cleaning the Processor Caution TROUBLESHOOTING Symptoms and Action FILM QUALITY PROBLEMS Films too dark Films too light Films dirty or marked CONTAMINATION USER SERVICEABLE ITEMS MODULE DIAGRAM SPARE PARTS CONSUMABLE ITEMS NON USER SERVICEABLE ITEMS Page 0 O N N SO SO UI N N N N N N UJ N O O TABLE OF SYMBOLS Symbol Description Alternating current A Dangerous voltage Caution hot surface Attention consult accompanying documents This processor is fitted with indicator lights illuminated RED When lit these indicate that the processor is switched ON and operating correctly In darkroom conditions red illumination is used to prevent film fogging and on this processor it is NOT indicating a dangerous condition DISCONNECT MACHINE FROM THE MAINS ELECTRICAL SUPPLY WHEN IT IS NOT IN USE OVERNIGHT AND WEEKENDS POSITION THE MACHINE TO ALLOW EASY DISCONNECTION FROM ELECTRICAL SUPPLY Input rating 110 120V 200 240V 50 60 Hz Power Input 200w This equipment must be plugged into an earthed grounded socket outlet Use only the connection lead supplied 20 08 2007 4 SPRINT TECHNICAL DESCRIPTION The Velopex Sprint X Ray Processor is a machine for developing and fixing dental xray
8. ch Pan Head slotted screw Place all the wall plugs into their appropriate holes it the 4 keyhole screws into position leaving the screw heads 3mm inch proud of the wall surface Lift the EMPTY processor up to the wall and using the keyhole slots hook the machine onto the 4 screws If necessary adjust the screw head heights if they appear too tight or loose IMPORTANT Lock the machine into position by assembling the two remaining screws into the lower fixing holes Test that the machine is mounted correctly by checking that it cannot now be lifted off the wall 20 08 2007 10 SPRINT PREPARING TO USE THE SPRINT The machine is supplied in a single carton containing Velopex SPRINT Processor Operators Manual Water tank Machine Accessory bag containing Electric Lead Transport Module Turning Tool Cleaning Brush Chemical Change Chart and Warranty Card I Familiarise yourself with the layout of the machine by referring to illustrations at the front of this manual 2 Remove the water tank and Film accessory bag that are stored inside the daylight loader item 20 Entry into the Daylight Loader is made by vertically ifting the daylight loader cover item 2 3 When the machine has been unpacked and is in position the inner packaging must be removed The transport modules inside are protected by internal packing pieces Open the front cover item 3 and discard the packaging along wit
9. ed between this processor and other equipment close to it move the two units further apart until the problem is eliminated 20 08 2007 3 SPRINT MKV SITING THE SPRINT PRE INSTALLATION INSTRUCTIONS Although the Velopex Sprint is designed for use in daylight care should be taken to avoid sources of intense light For example do not site directly under a window fluorescent tube or floodlight A well ventilated position is mandatory The SPRINT has been designed for use on a normal counter top or for wall mounting It is important that when the machine is filled with solution the stand does not rock or shake as this could cause spillage Never move the machine with chemicals in the tanks Avoid siting the machine above or near other electrical mechanical or sensitive apparatus e g autoclave compressor evacuation equipment Place the machine against a wall to prevent it from being accidentally knocked over The machine should not be placed in areas exposed to flammable gases When the machine is to be sited in a darkroom it is essential to ensure that the room is well ventilated light tight There should be sufficient space for easy chemical changes and for the machine to be serviced safely When choosing a site for your Velopex it may be convenient to site the machine near a sink for ease of chemical changing When choosing the site it is important to allow for the presence of liquids Surfaces suscep
10. er cleaning pour 1 litre 1 pints of fresh chemical into the correct tanks and replace the modules into their respective tanks Top up the chemicals to within 25mm 1 inch of the top of the tanks Renew the silicone grease on the heating elements Replace the tanks in the processor fixer first followed by the developer 7 Be sure to keep a note of the date when chemicals are changed using the chart provided PLEASE NOTE Spend time cleaning the machine as you will be amply rewarded by high quality results and extended chemical and machine life CAUTION Processing chemicals should be handled with care If spilt they may cause staining or corrosion of surfaces They can also cause skin or eye irritation wipe up any drips or spillage immediately If chemicals are splashed onto the skin or eyes flush immediately with abundant amounts of plain water Always observe the chemical manufacturer s recommendation for this situation Problems of this nature can be avoided by wearing protective glasses and gloves 20 08 2007 15 SPRINT TROUBLESHOOTING SYMPTOMS AND ACTION Symptom Machine does not operate Action Check that Mains Power is plugged and the supply is switched on 2 Check that cord is fully engaged in both mains power supply and socket on the right hand side of the machine 3 Switch off Mains Power supply and unplug the machine and call for Service Symptom
11. f the chemistry reaches 27 C the machine will operate at Normal Speed this is indicated by the indicator light being permanently on the film spends approximately minute in each chemistry tank PROCESSING FILM Push hands with the exposed film package through the hand entry ports item 4 at each end of the Daylight Loader item 20 Strip the film from its wrapper Hold one of your hands on the Film Entry Chute Item 6 Slide the film carefully down the Film Entry Chute item 6 a single bleep will indicate the machine has Started The film should be picked up by the transport mechanism As soon as each film has fully entered the transport pause for a few seconds before processing the next film IMPORTANT Do not remove hands from the loader until the last film has entered the transport system To do so may cause film fogging FILM COLLECTION An audible Beep will sound when all the films entered are processed Films will collect in the Wash Tank and may be lifted clear by hand Films should be separated before drying to avoid sticking together Change the water in the Wash Tank every five films processed EACH DAY Before use check levels of Developer and Fixer and top up where appropriate 2 Before processing run through a clean up film This may be done during the warming up period For clean up films use a spare intra oral film After a week discard the old film and
12. ght loader cover is firmly in place b Check very closely for other possible light leaks ensure that the machine has not been sited in direct sunlight or in intense ighting conditions e g directly under strip lights or spotlights of hands Do not take your hands out of the daylight loader before the film has fed completely into the machine rog at one end only of the film indicates premature removal from daylight loader Check hand entry ports to ensure there is a good light seal around the wrists if not call for service c Check whether films have been stored too close to x ray source and re locate d Check expiry date on film box to ensure films are not out of date Keep films in a cool dry place excessive heat can cause premature ageing of film 3 Check that there has been no chemical mix up leading to cross contamination 4 Check temperature of developer and fixer tanks This is generally set at 27 81 F A substantial difference could lead to dark film Switch off the machine and call for service 20 08 2007 17 SPRINT Symptom Action Symptom Action Films too light 1 Check chemicals as follows a Chemicals exhausted replace with fresh b Chemicals contaminated clean machine replace chemicals with fresh solutions c Chemical level in tanks too low top up d Temperature of chemical s too low check with a therm
13. h the separating sheet between the output rollers of both modules items 17 and 18 FILLING THE MACHINE WITH CHEMICALS W ARNING Ensure the machine is disconnected CONSULT THE CHEMICAL from the mains power supply when filling with 2212 chemicals water NEVER turn on the machine with the tanks empty Hot parts are exposed when removing the tanks SWITCH OFF THE MAINS SUPPLY Do not use chemistry or film designed for manual processing Note Optimum processor performance will be achieved by using Velopex Fixer and Developer The machine is built however to work satisfactorily using most high quality brands of chemical ONLY use chemicals designed for automatic processing Chemicals used for MANUAL PROCESSING hand dunking will produce poor results 1 The correct positions for the tanks are clearly marked 2 Each tank with its transport module in place should be withdrawn NOTE This is done by sliding FORWARDS towards the operator until completely clear of its rod heater element fixed to the machine internal back wall The Developer tank is removed first the Fixer tank second Do not lift either tank until it is clear of the front of the machine 3 Tanks are now free to be taken to a clean working surface for filling 4 The transport modules should now be lifted from their respective tanks and the separating sheets removed from between the output rollers 5 Start to f
14. hanging of the gears is an extremely simple operation and can be carried out on site To replace gears proceed as follows Remove gear cover plate retaining screw see diagram on next page item 22 The gear cover plate item 23 can now be gently eased off Remove old gears and replace with new gears to their correct positions Replace gear cover plate and retaining screw Module Diagram 20 08 2007 19 SPRINT A Main drive gear D shaped centre gears Total 5 Small idler round hole gear Total 1 D Large idler gear 17 Developer Module Fixer Module 22 Retaining screw Total 4 3 Gear cover plate 24 Gear set Complete 20 08 2007 20 SPRINT SPARE PARTS ITEM No Description Part No 2 Daylight Loader Cover MDG7708P 4 Hand Entry Ports 2 off 5577 5 Wash Tank Assembly VASS 13A 5 Developer Tank I MDG2176F 6 Fixer Tank I MDG2177F Developer Module I MOD0067F 8 Fixer Module VMODOOGSF 24 odule Gear Replacement set I MODO 1 00F CONSUMABLE ITEMS Chemistry Developer Ready To Use 2x5 Ltr C DER300 IF Fixer Ready To Use 2x5 Ltr 500 Film ntra Oral D Speed 4x25 I FLM7000F ntra Oral E Speed 4x25 YFLM7OOIF Quality Control Vischeck 20 Strips I FLM7002F System Cleaner Tablets 36 2 NON USER SERVICEABLE ITEMS Medivance
15. ill each tank with the appropriate chemical pouring in litre fluid at this stage Pour in accordance with the marking on the tanks i e Developer always in the Developer tank and Fixer in the Fix tank 6 The rod heating elements fixed to the internal wall ofthe machine must be lightly lubricated only with the silicone grease provided Replacement tube Pt 20 08 2007 1 SPRINT No FIT504 1PJ Use at first time of operation and after every tank removal 7 Carefully lower each transport module into its respective tank NOTE rapid immersion will cause excessive displacement of chemical leading to spillage Should any spillage occur it should be cleaned up immediately 8 The level of the liquids should now be adjusted top up to within 25mm linch from top of the tank shown as half way in the tank viewing window item 21 This level should be checked every day and topped up as necessary IMPORTANT When returning the transport modules to their tanks ensure that they are correctly positioned i e with the drive pins inwards so that they engage correctly with the drive dogs on the inside wall of the tank area 9 Return tanks to their individual positions in the machine clearly marked N B Fixer first Developer second Push the tanks carefully home until they touch the rear wall of the tank area ensuring that each drive pin engages its drive dog 10 Load the fi
16. lm store item 9 if required 11 Replace the front cover by dropping its locating lugs item 7 into the front cover locating slots item 19 Now close the front cover until it clips shut WARNING If the front cover will not close fully remove it and make sure that both the tanks touch the rear wall of the tank area and the modules are fully engaged in the drive dogs 12 Gently replace the red daylight loader cover item 2 by lowering it vertically until it engages fully into both front and rear retaining channels item 8 in the Daylight Loader 20 WARNING If the red cover is not fully in position the unit will not be light tight and film fogging will occur 13 The wash tank item 5 should now be filled with water to the level line and hung in position on the left hand side of the main case at the film exit slot OPERATING THE SPRINT TO START NOTE Ensure that the two tanks are correctly filled with chemicals and fitted into position before switching on the machine First plug the electric power lead into the socket item 12 on the right hand side of the processor and plug the other end into the mains wall socket The processor may now be switched on by the wall socket switch 20 08 2007 12 SPRINT Whilst the chemistry is below the correct temperature Indicator light is flashing temperature will be sensed and the speed will adjust accordingly When the temperature o
17. ometer below 27 C 81 F call for service 2 Check films have been exposed correctly Films dirty or marked 1 Check water Clean tank thoroughly and change water 2 Check transport modules are being cleaned correctly see cleaning instructions 3 Check chemical level in both tanks and top up as required 4 Check modules for correct positioning When found in incorrect order contamination will have occurred Thoroughly wash and replace with fresh chemicals 5 Check for stray light entering machine proceed as for fogging see above 20 08 2007 18 SPRINT CONTAMINATION When changing chemicals make sure that the tanks are emptied completely and rinsed out Fresh chemical will be spolled by contamination leading to poor results WARNING If the unit should emit abnormal odour become overheated in some parts or produce unusual noises unplug from Main Power Supply Contact your Velopex supplier A clean well maintained machine will produce good clear x rays a dirty machine will cause problems Do not struggle with film processing problems Through experience MEDIVANCE INSTRUMENTS probably has the answer USER SERVICEABLE ITEMS CAUTION PLEASE NOTE THERE ARE NO USER SERVICEABLE ITEMS WITHIN THE ELECTRICAL COMPARTMENT OF THE MACHINE MODULE GEARS If problems are experienced with the transport module it should be considered for replacement However c
18. the use of the machine and the E number of x ray films passed through it A Regularly inspect the supply cord for any damage at least every time the machine is cleaned Replace if necessary NOTE It is not recommended to extend the use of chemicals beyond three weeks l Switch off the processor and disconnect it from the mains power supply 2 Place transport modules in a sink with running water and a drain Rinse under the running water Do not allow chemicals to dry on the belts before cleaning NOTE the modules will be wet with chemicals take care to allow them to drain a little over the tanks before moving them 3 Clean tanks first by rinsing the insides with fresh running water and allow draining Wipe dry inside and out before re filling 4 Clean transport modules thoroughly one at a time with fresh water for each module to avoid cross contamination Take care to return each to the tank from which it has been removed e g Developer module to Developer tank 5 The best method of cleaning a module is to immerse totally in a sink full of hot water not boiling Using the brush provided scrub around the gears and the roller ends Using the special tool provided rotate the gears and belts by hand 20 08 2007 14 SPRINT to assist in thorough cleaning Rinse the belts thoroughly Do not use detergents just hot water Never use boiling water boiling water will damage your module 6 Aft
19. tible to water or chemical damage should therefore be avoided Avoid carpeted areas The ambient temperature must be maintained below 27 C 81 F WARNING X ray radiation can be harmful to patient technician and dentist Inadequate lead shielding of the darkroom or film storage area will also cause fogging of films from exposure to stray x ray radiation Consult your Radiation Protection Adviser your local bye laws your Department of Health and Safety or Dental Equipment Dealer for proper construction of darkroom or placement of film processing equipment in the vicinity of x ray radiation sources CLEANING THE PROCESSOR CASING Keep the outside of the machine clean with a mild solution of household detergent and warm water not boiling Use a damp cloth only wring all excess water out of the cloth and wipe the external surfaces exercising extreme care around the electrical components W ARNING Ensure that the machine is disconnected from the mains power supply during cleaning and never allow water to seep into the casing 20 08 2007 6 SPRINT EXTERNAL FEATURES TRY CHUTE FRONT COVER LOCATING LUGS DAYLIGHT LOADER COVER RETAINING CHANNEL M STORE 10 DISPENSER 22 INMATION SENSOR 1 2 3 FRO 4 HA 5 WASH TANK 7 FR 8 FIL om ES INTERNAL FEATURES MAINS INLET SOCKET MAINS INDICATOR LAMP HEATER INDICATOR LIGHT DEVELOPER TANK FIXER TANK DEVELOPER MODULE FIXER
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