MegaSpin 250 Lv (Eng)
Contents
1. 2 1 q Following the rotation direction indicated on the display posi tion spoke 2 at 12 o clock and press 1 20 2 7 ig Position the wheel as indicated by the LEDs The unbalance is indicated on the right hand display i 1 2 7 co Repeat the operation for the other spoke To return to normal unbalance display press any button gt NOTE The distance between the spokes must be at least 18 at most 120 if not the errors 24 25 26 appear Spokes with irregular or inconstant angles can be compensated 10677 GB 10 gt 5 2 5 UNBALANCE OPTIMIZATION m This function serves to reduce the amount of weight to be added in order to balance the wheel m Itis suitable for static unbalance exceeding 30 g m t improves the residual eccentricity of the tyre a StA rt This operation is required if no unbalance has been measured previously other wise go to the next step 80 Mark with chalk a reference point on the adapter and rim 2 m With the aid of a tyre remover turn the tyre the by 180 Refit the wheel with the reference mark coinciding between rim and adapter Perform a manual spin under normal conditions 45 80 m RH display percentage reduction LH display actual static unbalance which can be reduced by rotation Mark the2. EXACT POSITIONING OF THE ADHESIVE WEIGHT BY MEANS OF THE GAUGE WITH CLIPS Press the button ae if using the correction method with weights on the inside of the rim 1 40 m Fit the correction weight in the specific gauge seat with the adhesive 10 part facing upwards m Bring the wheel into correct angular position for the plane to be corrected 4 m Pull the gauge further outwards m Return the gauge to the rest position io 4 INSIDE CORRECTION POSITION m OUTSIDE CORRECTION POSITION When the weight application distance has been reached a beep is sounded can be deactivated rotate the gauge until the correction weight adheres to the rim the fact that the weight application position is no longer vertical is automatically compensated to cancel this function press button again 1 0677 GB 9 gt 5 2 4 SPLIT FUNCTION HIDDEN ADHESIVE WEIGHTS The SPLIT function is used to position the adhesive weights behind the wheel spokes so that they are not visible This function should be used in ALU mode where the adhesive weight is applied on the outside Input the wheel dimensions and do a spin 2 yal 2 85 m Turn the wheel to the outside unbalance correction position as indicated by the machine 2 gs 7 Position one spoke at 12 o clock e g 1 and wos
3. position appear on the display The round part of the gauge must rest on the rim where the weight will be positioned While the gauge is moving the following appears when the measurement has been stored C29 C23 a standard weights When only one measurement is made the machine interprets the presence of a rim with clip on weight correction The width value b must be set with the buttons The correct measurement is that which be measured with the compass gauge provided b adhesive weights Make two successive measurements on two correction planes inside the rim The balancing machine automatically interprets that the correction will be made with adhesive weights and the following appears For a different combination of the type or position of the weights on the rim use the button a 0677 GB 7 gt 5 2 RESULT OF MEASUREMENT gt Unbalance display pitch Car 1 5 g 1 0 25 Oz Truck 10 50 g 25 1 Oz When is pressed the unbalance is displayed with pitch Car 1g Truck 10g 1 Oz 25 Oz gt Unbalance display threshold Car 5 g 4 Oz Truck 50 g 2 Oz Inside correction Outside correction a 00000 00000 After performing a balancing spin the amounts of unbalance are shown on the digital readouts Digital readouts with LED s 3 4 lit up indicate the correct
4. ca v v 10677 GB 14 Perform a manual spin under normal conditions Add a sample weight on the outside in any angular position Sample weight 60 g 2 00 02 for car 300 g 10 0 02 for truck Perform a manual spin Shift the sample weight from the outside to the inside keeping the same angu lar position Perform a manual spin Turn the wheel until the sample weight is in the 12 o clock position END OF CALIBRATION CANCELS CALIBRATION IN ANY PHASE 7 ERRORS During machine operation various causes of faulty operation could occur If detected by the microprocessor they appear on the display as follows ERRORS CAUSES CONTROLS Black The wheel balancer does not come on 1 Check proper connection to the mains 2 Check and if necessary replace the fuses on the power board 3 Replace the computer board Err 1 No rotation signal 1 Check belt tautness 2 Check in self diagnostics that the encoder functions properly 3 Replace the phase generator 4 Replace the computer board Err 2 Too low speed during measurement 1 Check that a vehicle wheel has been mounted the wheel During the unbalance measurement balancer revolutions the wheel speed has fallen to 2 Check belt tautness below 42 rpm 3 Check in self diagnostics that the encoder functions properly 4 Replace the computer board Err 3 Too high unbalance 1 Check the wheel dimension setting 2 Check the sensor c
5. more than 15 seconds 1 Check functioning of the phase generator 2 Check the connections on the power board 3 Replace the computer board Err 22 Maximum number of spins possible for 1 Check that a vehicle wheel has been mounted the wheel the unbalance measurement has been balancer exceeded 2 Check belt tautness 3 self diagnostics that the encoder functions properly 4 Replace the computer board Err 23 The wheel does slow down 1 Remember to release the spinning device when the displays go off 2 Check functioning of the phase generator 3 Replace the computer board Err 24 Distance between the spokes smaller 1 The minimum distance between the spokes where to split the than 18 degrees unbalance must be greater than 18 degrees Repeat the SPLIT function increasing the distance between the spokes Err 25 Distance between the spokes greater The minimum distance between the spokes where to split the than 120 degree unbalance must be smaller than 120 degrees Repeat the SPLIT function increasing the distance between the spokes 1 0677 GB 15 First spoke too far from unbalance position 1 The minimum distance between the unbalance position and the spoke must be less than 120 degrees 2 Repeat the split function reducing the distance between the spokes _ Battery low 1 Recharge the battery gt 7 1 INCONSISTENT UNBALANCE READINGS Sometimes after balancing
6. two positions of the and tyre and turn the tyre the rim until the positions correspond in order to obtain the optimization on the display RETURN TO MEASUREMENT SCREEN gt 5 2 6 ALU AND STATIC MODES From the measurement screen press the button to select all the possible types of corrections The 5 LED displays show the position where to apply the weights If a spin has already been performed the processor automati cally recalculates for each change of mode the amounts of unbalance according to the new calculation gt 5 2 7 AUTOMATIC MINIMIZATION OF STATIC UNBALANCE Initial unbalance This program is designed to improve the quality of 8x dx H balancing without mental effort or loss of time by the operator In fact by using the normal commercially jase sni available weights with pitch of 5 in every 5 0 and by Possible approximations applying the two counterweights which a conventional ____ l l wheel balancer rounds to the nearest value there could sx dx sx 54 dx sx dx be a residual static unbalance of up to 4 g The damage of such approximation is emphasized by the fact that residual static 4 g residual static 3 g residual static 1 residual static 6 2 static unbalance is cause of most of disturbances on the vehicle This new function automatically indicates the optimum entity of the weights to be applied by approximating them in an intelligent
7. ING The machine can operate on any flat non resilient floor without having to be anchored to the floor Make sure that the machine rests on the 3 mounting points provided 10677 GB 4 3 START UP gt 3 1 ELECTRICAL CONNECTION The machine is supplied with an AC power supply and power cable with 12 24 VDC battery The supply voltage is given on the machine nameplate It cannot be changed Connection to mains should always be made by expert personnel gt 3 2 ADAPTER MOUNTING The wheel balancer is supplied complete with cone type adapter for fastening wheels with central bore The threaded terminal is fitted according to the dra wing it can be removed to fit optional adapters gt 3 3 WHEEL MOUNTING The wheels should be fastened with one of the numerous adapters available Incorrect centering inevitably causes unbalance 1 0677 GB 5 4 CONTROLS AND COMPONENTS gt 4 1 CONTROL PANEL AND DISPLAY Digital readouts AMOUNT OF UNBALANCE Push button selection of mode of correction inside outside SPLIT push button unbalance resolution Digital readouts POSITION OF UNBALANCE Push button FUNCTIONS MENU inside outside Push button menu selection confirmation Indicators correction mode selected Push button car truck selection Indicators selection made HOME Push button Push button unbalance reading lt 5 g 25 oz Push buttons manual dimensions setting Push button ounces grams selection Position re
8. INSTRUCTIONS FOR USE CONTENTS it GENERALSAFETVREGULATIONS iA STANDARD SAFETYDEVICES SSCS CC 2 HANDUNG LIFTING O OoOo o Te e 2 4 CONTROLS AND componens 4 1 CONTROLPANELANDDISPLAY O o y 42 AUTOMATIC DISTANCE AND GAUSE fe s2 RESULT OF MEASUREMENT 5 2 1 BATTERY CHARGE INDICATION OPTION 8 52 2 MODFYNGSETDMENSIONS 5 523 EXACTPOSITIONNG OF THE ADHESIVE WEIGHT BY MEANS OF THE GAUGE WTH GUPS ERRORS e ROUTINE MAINTENANCE SEE EXPLODED DRawiNGS 1 0677 GB 1 10677 GB 2 1 GENERAL gt 1 1 GENERAL SAFETY REGULATIONS gt The machine should only be used by authorized and suitably trained personnel Do not use the machine for purposes other than those specified in this manual The machine should not be modified in any way except for those modifications explicitly carried out by the firm Never remove the safety devices Any work on the machine should only be carried out by specialist per sonnel Carefully clean the coupling surfaces before performing any operation Avoid using strong jets of compressed air for cleaning Use alcohol to clean the plastic panel or shelves AVOID LIQUIDS CONTAINING SOLVENTS Before starting the wheel balancing cycle make sure that the wheel is securely locked on the adapter The machine operator should avoid wearing clothes wi
9. If fuses require replacement use ones of the same current rating If the fault persists contact the Technical Service Department gt 8 2 PRECAUTIONS FOR BATTERY USE To keep the battery efficient over time do not expose it to direct sunlight avoid contact with liquids and do not con nect the output in short circuit NONE OF THE OTHER MACHINE PARTS REQUIRE MAINTENANCE 10677 GB 16
10. a wheel and removing it from the balancing machine it is found that upon mounting it on the machine again the wheel is not balanced This does not depend on incorrect indication of the machine but only on faulty mounting of the wheel on the adapter i e in the two mountings the wheel has assumed a different position with respect to the balancing machine shaft centre line If the wheel has been mounted on the adapter with screws it could be possible that the screws have not been correctly tightened i e crosswise one by one or else as often occurs holes have been drilled on the wheel with too wide tolerances Small errors up to 10 grams 0 4 oz are to be considered normal in wheels locked by a cone the error is normally greater for wheels fastened with screws or studs If after balancing the wheel is found to be still out of balance when refitted on the vehicle this could be due to the unbalance of the car brake drum or very often due to the holes for the screws on the rim and drum sometimes drilled with too wide tolerances In such case a readjustment could be advisable using the balancing machine with the wheel mounted 8 ROUTINE MAINTENANCE see exploded drawings for non specialized personnel only Switch off the machine from the mains before carrying out any operation gt 8 1 TO REPLACE THE FUSES Remove the weight holder shelf to gain access to the power supply board where the fuses are located see Exploded Drawings
11. angular wheel position to mount the counterweights 12 o clock position If the unbalance is less than the threshold selected is displayed instead of the unbalance With Fme it is possible to read the values below the threshold chosen 2 NB For wheel diameters less than or equal to 13 and temperatures around 0 C the wheel balan cer automatically initiates a special measurement cycle involving two consutive measurements The precision of unbalace values and the reliability of the wheel balancer are unaffected If the mobile symbol should apper at the end of any balancing start operation turn the wheel by hand until the unbalance values are displayed If the battery is low the symbol will appear on the screen gt 5 2 1 BATTERY CHARGE INDICATION OPTION Displays the battery charge To access the function see MENU MANAGEMENT bAt Battery low Battery 50 charged Battery fully charged or with 12V power supply bRE 10677 GB 8 gt 5 2 2 MODIFYING SET DIMENSIONS If the wheel dimensions have been entered incorrectly the parameters can be modified without repeating the balan cing spin by pressing access parameter modification gt select to modify a distance b width diameter 9 to obtain the new measurement pull out the gauge to repeat measurement gt 9 to obtain the new measurement gt 5 2 3
12. on operation exactly as described above If the error persists contact the Technical Service Department In the event of incorrect input in the rim distance gauge calibration function press 9 to cancel it gt 6 2 2 DIAMETER GAUGE Place the round part of the gauge terminal on the flange as shown in the figure and press The number 8 3 appears on the left display Turn the gauge downward position the round part of the gauge terminal at 40 mm radial distance from the flange as indicated in the figure alternatively use one of the cones provided as shown in the images 2 9 8 The number 289 3 should appear on the left display The calibration is already correct m If not press the button holding the gauge still at 40 mm the number 289 appears on the left display Return the gauge to rest position 1 0677 13 gt 6 3 BALANCING MACHINE CALIBRATION To calibrate the machine operate as follows m Fit a medium sized wheel with steel rim the shaft Example 6 x 15 1 best with less then 20 g unbalance the exact measurements of the wheel mounted as described in DATA SETTING PRESETTING OF INCORRECT DIMENSIONS WOULD MEAN THAT THE MACHINE IS NOT CORRECTLY CALIBRATED THEREFORE ALL SUBSEQUENT MEASUREMENTS WILL BE INCORRECT UNTIL A NEW SELF CALIBRATION IS PERFORMED WITH THE CORRECT DIMENSIONS
13. onnections 3 the machine calibration function 4 Mount a wheel with a more or less known unbalance less than 100 grams and check the machine response Replace the computer board Err 4 Rotation in opposite direction Verify the connection of the UP DOWN RESET signals on the After pressing START the wheel phase encoder starts turning in the opposite direction Check the bearing spring of the phase generator anticlockwise Err 5 Guard open 1 Reset the error The START pushbutton was pressed 2 Close the guard without first closing the guard 3 Verify the function of the protection uSwitch 4 Press the START button Err 7 NOVRAM parameter read error 1 Repeat machine calibration Err 8 2 Shut down the machine Err 9 3 Wait for at least 1 min 4 Restart the machine and check proper functioning 5 Replace the computer board Err 11 Too high speed error 1 Check if there is any damage or dirt on the timing disc The average spinning speed is greater than 2 Check self diagnostics that the encoder functions properly 240 rpm 3 Replace the computer board Err 14 Unbalance measurement error 1 Check functioning of the phase generator Err 15 2 Check the sensor connections Err 16 3 Check the machine earthing connection Err 17 4 Mount a wheel with a more or less known unbalance less than Err 18 100 grams and check the machine response Err 19 5 Replace the computer board Err 21 Motor on for
14. peat ONLY USE THE FINGERS TO PRESS THE PUSH BUTTONS NEVER USE THE COUNTERWEIGHT PINCERS OR OTHER POINTED OBJECTS gt 4 2 AUTOMATIC DISTANCE AND DIAMETER GAUGE This gauge allows measurement of the distance of the wheel from the machine and the wheel diameter at the point of application of the counterweight It also allows correct positioning of the counterweights on the inside by using the specific function see INDICATION OF EXACT CORRECTION WEIGHT POSITION which allows reading the position used for the measurement within the rim gt 4 3 WHEEL LIFTING DEVICE Allows lifting the wheel from the ground without using a lift in order to spin it It also allows lowering the wheel until it touches the ground in order to stop rotation gt 4 4 MANUAL SPINNING DEVICE Allows spinning the tyre until when the machine display turns off this means that the minimum spindle rotation speed has been reached to perform correct balancing 72 min for trucks 100 min for cars At this point release the handle and wait until the unbalance measured appears on the display If the beep function is enabled see MENU a beep will sound when the correct balancing speed is reached 10677 GB 6 5 USE OF THE WHEEL BALANCER gt 5 1 DATA SETTING Press the button LED on sae balancing machine set in car mode The balancing data is set by means of an intelligent automatic gauge confirmation of the measurement and the
15. th flapping edges Make sure that unauthorized personnel do not approach the machine during the work cycle Avoid placing objects inside the base as they could impair the correct operation of the machine 1 1 1 STANDARD SAFETY DEVICES The wheel guard is not compulsory since the balancing speed is less than 100 gt 1 2 FIELD OF APPLICATION The machine is designed for balancing wheels of cars and motor vehicles weighing up to 250 kg It can be operated in the temperature range of 0 C to 45 C The following functions are provided ALUM SPLIT Unbalance optimization Self diagnostics Self calibration gt 1 3 MAIN PARTS LIFTING LEVER AUTOMATIC GAUGE CONTROL PANEL AND DISPLAY WHEELS TO MOVE THE WHEEL BALANCER gt 1 4 OVERALL DIMENSIONS 0677 GB 3 gt 1 5 TECHNICAL DATA Cycle time 8 20 seconds Balancing accuracy 1 gram car 10 grams truck Position resolution aa OS lt 70dB A 0 300 mm Rim width setting range 1 5 20 or 40 510 mm Diameter setting range 10 30 or 265 765 mm 1300 mm Average noise Rim machine distance Max wheel diameter 2 HANDLING LIFTING THE THREE POINTS INDICATED i THE WHEEL BALANCER MUST BE MOVED USING THE HANDLE AND THE WHEELS AND RAISED BY PRISING ON THE BASE ONLY AT NEVER UNDER ANY CIRCUSTANCE APPLY FORCE TO OTHER POINTS SUCH AS THE SPINDLE HEAD OR ACCESSORY SHELF gt 2 1 ANCHOR
16. way according to their position in order to minimize residual static unbalance With conventional Choice with minimum wheel balancer static residual 0677 GB 11 6 SET UP gt 6 1 MENU at 203 See chapter on UNBALANCE OPTIMIZATION J diameter unit 4 _ ine width unit of nit approximates A 1 5g or 0 1 25 oz 8 approximates ic 10 509 or 25 10z Displays the battery charge values on off beep aa 85 signal a CRL JPE gt Calibration of automatic RIM DISTANCE gauge Calibration of automatic DIAMETER gauge OOOO RETURNS TO MEASUREMENT SCREEN 10677 GB 12 gt 6 2 AUTOMATIC GAUGES CALIBRATION gt 6 2 1 DISTANCE GAUGE CAL 0 m Leave the distance gauge in rest position 1 and press A Piano flangia m Pull out the gauge up to the adapter flange ER 000 000 CORRECT CALIBRATION ra Return the gauge to rest position U The wheel balancer is ready for operation N B In the event of errors or faulty operation the writing rP appears on the display shift the gauge to the rest position and repeat the calibrati
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