HERE
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1. 3 2 PRESETTINGS LOSTED WHEN MACHINE IS SWITCHED OFF UNIT of measurement of width mm inch or from PRESETTING OF DIMENSIONS by selecting WIDTH N B In inches each time machine is switched on BNIT of measurement of DIAMETER mm inch form PRESETTING OF DIMENSIONS by selecting DIAMETER or N B In inches each time machine is switched on 3 3 3 DISPLAY OF UNBALANCE py E Static Dynamic au s gt t gt 52 gt 33 gt S 4 WHEEL MOUNTING 4 1 SPINDLE SCREW ROD INSTALLMENT Clean the anti rust with industrial alcohol or gasoline before screw rod mounting to protect installment precision Screw rodin accessories aim at the mounting holes make screw rod and spindle fixed 4 2 TIRE INSTALLMENT 4 2 1 Mounting the cone which is suitable for rim aperture on the spindle If the rim is less than 15 the butterfly spring towards outside then mounting cone and the tire If the rim is more than 16 doesn t mounting butterfly spring the smaller side of the cone towards inside mounting tire and then the cone 4 2 2 Fasten with quick nut after above all 5 PRESETTING OF DIMENSIONS FIG 2 COMPUTER WHEEL BALANCER Rim data is stored in the machine Input data and press t Jor to get the right data Press distance a on the inside of the wheel from the machine measuring it with the special gauge Increment pitch 0 5cm Full scale 26cm FIG 3 DISTANCE Preset t2. Manual Wheel Balancer User Manual INDEX 1 DESCRIPTION OF THE BALANCING MACHINE 2 1 1 GRNERAL 1 2 TECHNICAL DATA 1 3 USER RECOMMENDATION 2 HOISTING AND NSTALLATION 2 1 MACHINARY INSTALLMENT 2 2 2 ELECTRIC CONNECTION2 3 CONTROL PANEL 3 3 1 MEANING OF DISPLY PANEL3 3 2 MEANING OF CONTROL PANEL3 3 3 FUNCTIONCONVERSION KEYS3 4 WHELL MOUNTING 4 4 1 SCREW SPINDLE SCREW ROD INSTALLMENT 4 4 2 TIRE INSTALLMENT4 5 PRESETTING OF DIMENSIONS4 6 SELF CALIBRATIONS 7 WHELL BALANCING6 7 1 MEASUREMENT OF UNBALANCE6 7 2 TO MINMIZE STATIC UNBALANCE6 7 3 STATIC ALU6 7 4 SPECIAL S FUNCTION7 8 ERRORS 9 ROUTINE MAINTENANCE 9 1 TO REPLACE THE FUSES9 9 2 UNSTABLE BALANCE DISPLAY9 10 TO CHECK THE DISTANCE GAUGE9 10 1 THE DISTANCE GAUGE DOES NOT REQUIRE ANY ADJUSTMENT 9 10 2 CHECK THE POSITION SENSOR9 10 3 ASSEMBLY OF THE PIEZO MEASURERS 10 10 4 TECHNICAL DATA SETTING UP 11 NN wp N 1 DESCRIPTION OF THE BALANCING MACHINE 1 1 GRNERAL It is an electronic balancing machine with microprocessor designed for balancing wheels weighting up to 65kg The push button controlled calibration system allows a range of adjustment which is also sufficient to cover wheels Differing from ordinary ones motorcycles and racing cars Special functions are also available to cater for wheels of unusual shape and there is provision for optional functions of the balancing machine 1 2 TECHNICALDATA
3. Max wheel weight 65kg voltage 220v 50HZ Balancing accuracy 1g Rim diameter from 10 to 24 or from 254 to 609 6mm Rim width from 1 5 to 20 or from 38 1 to 508mm Cycle time 15s Net veight 83kg Overall dmension ofmachine 900x540x995 mm Operating emperature ange from 04 50C 1 3 RECOMMENDATIONS Before starting to use the balancing machine carefully read the operating instruction manual Keep the manual in a safe place for future reference Refrain from removing or modifying machine parts which would impair correct operation Please get in touch with the technical service when needing repairs Do not use strong jets of compressed air for cleaning Use alcohol to clean plastic panels or shelves AVOID LIOUIDS CONTAINING SOLVENTS Before starting the wheel balancing cycle mark sure that the wheel is securely locked on the adapter The machine operator should not wear clothes with flapping edges make user that unauthorized personnel do not approach the machine during the work cycle Avoid placing counterweights or other bodies in the base which could impair the correct operation of the balancing machine the balancing machine should not be used for purposes other than those described in the instruction manual 2 HOISTING AND INSTALLATION 2 1 MACHINARY INSTALLMENT 2 1 1Check parts are in good condition or not Please contact supplier if any question 2 1 2 Installed on the flat and solid ground otherwise wrong mea
4. ess aly ofe the required function The amounts of unbalance are displayed correct on the basis of the selected a correction position Normal Balancing of steel or light alloy rims by applying clip on weights on the rim edges y Static not possible to place the counterweights on both sides of the rim STATIC correction is required for motorcycle wheel or when it is ALU 1 Balancing of light alloy rims with application of adhesive wights ZA on he mm shoulders ALU 2 Balancing of alloy rims with hidden application of the outer adhesive weight Position of the outer weight is the one shown in the figure ALU 3 Combined balancing clip on weight on inside hidden application of the adhesive weight on the outside Mercedes from rim plane of rest Position of the outer weight as in ALU2 Z WA FIG 9 7 4 SPECIAL S FUNCTION The function is used for unusually shaped alloy rims where ALU is not able to guarantee sufficient accuracy Select the S option relative LED light up through the ALU push button Take note of the dimensions following the diagram given below d dE 0 gauge ES d FIG 10 aa L al The distance between machine body and inside counterweights a To modify al press aE The distance between machine body and outside counterweights dI The diameter dimension of inside counterweights of rim dE The diameter dimension of outside counterweigh
5. f calibration can be carried out whenever required or when there is some doubt whether the machine is operating correctly fig 6 7 WHELL BALANCING 7 1 MEASUREMENT OF UNBALANCE To make a measuring spin close the guard alternatively press In a few seconds the wheel is brought up to speed and a new braking the amounts of unbalance remain memorized on instruments 1 and 2 The illuminated LEDdisplays show the correct angular position where to fit the counterweights 120 clock position Start the breaker and keep it still In this screen a light pressing of key will display in sequence the preset dimensions FIG 7 POSITIONING AND CORRECTION ON THE OUTSIDE eer n if ys 4 eer nm ffl itt j _ fo aa a ory VES L verl ci mm F Hz IA IR s n Se 1 5 7 2 TO MINMIZE STATIC UNBALANCE When standard commercially available weights with pitch of 5g every 5g an unbalance of up to 4g can remain The damage of such approximation is conspicuous for the fact that most of the distrubances of the vehicle are caused by approximating them in intelligent mode according to their position Press pyg to display actual unbalance 0 4g The instruments show 0 for unbalance less than 5 grams 0 4 oz to display the residual unbalance press FINE 7 3 STATIC ALU The available functions show where to place the corrective weights in positions differing from the normal ones Pr
6. he nominal width which is generally given on the rim or else measure width b with the caliper gauge supplied as standard increment pitches unit of measurement mm 5mm unit of measurement inch 0 25 the following is displayed 0 2 for 1 4 0 5 for 1 2 0 7 for 3 4 FIG 4 WIDTH COMPUTER WHEEL BALANCER Preset the nominal diameter d stamped on the type m ETTI increment pitches en unit of measurement mm 12 13mm HE z unit of measurement inch 0 5 Dap a a FIG 5 DIAMETER 6 SELF CALIBRATION For machine self calibration proceed as follows Mount any wheel on the shaft even if not balanced better still if of an average size Preset the exact dimensions of the wheel mounted CAUTION Presetting of incorrect dimensions could mean the machine is not correctly calibrated and therefore all subsequent measurements will be incorrect until a new self calibration is performed with the correct dimensions Display CAL CAL Until the full brightness of the unbalanced position indicator stops flashing release the button Manual rapid clockwise rotation the spindle after the indicator is off stop shaking until the indicator displayed ADD 100 step down the brake pedal the spindle stops rotating outside add 100g 3 50z Balanced block rapid clockwise rotation the spindle again FIG 6after the indicator is off stop shaking as the indicator is off However sel
7. ire RESET 4 5 to 4 8Vdc when the RESET tooth is in photocell TCST 2000 and 0 Vdc when the RESET tooth is outside the photocell between earth and the green wire CLOCK and between earth and the white wire U D when the jellow qreen machine shaft is turned very slowly there should be A i black a variation in voltage going from 0 Vdc to 4 5 4 8 5 rad Vde CAUTION h th iti i when e position sensor requires LAYOUT NOT REAL replacement remove just the PC board after backing off the two mounting screws as the mounting bracket is not moved repositioning is easier 10 3 ASSEMBLY OF THE PIEZO MEASURERS ASSEMBLY INSTRUCTIONS Fig 13 OUTER BASE SPINDLE SIDE INSIDE MACHINE Problems of excessive out of phase and compensation sometimes depend on a fault in the piezomeasurers To replace them proceed as follows 1 Dismounting cover and holder shelf 2 Dismounting nuts 1 and 2 with relative cup springs and washers 3 Dismounting nuts 3 4 then disassemble the various parts 4 Reassemble the various parts without tightening the nuts being careful to follow the correct sequence N B the piezo units should be mounted in according with the position of the coloured wires shown in the drawing 5 Keeping the spindle perfectly aligned tighten nut 5 with a spanner and nuts 3 and 4 by hand plus half a furn with the spanner if necessary 6 Refit the cup springs and nuts 1 and 2 Tighten these nuts ful
8. ly in order to fully regain the elasticity of the cup springs then loosen them by half a furn In this way the correct preloading of the piezo will be obtained a troque wrench can be used set at 400kg cm 7 Cover the piezo units with a generous layer of silicone 10 N B for correct operation insulation of the piezo crystals should be greater than 50Mohm 8 Refit the cover and weight holder shelf 9 Repeat the self calibration operation 10 4 TECHNICAL DATA SETTING UP The correct technical data makes sure the wheel balance precision Press F C and then press the keys according t the following steps within 5 seconds when the light begins to shine a a F When you press a and a the display screen will disappear Press F the present distance data will be on DF 125 the right data is DF Press b and b to change the data DF Press a to shift data I When I and 3 are displayed Data T is displayed on the right side Press a to shift data S When S and 330 are displayed press b and b to change data S and then press a to conclude the operation 11
9. re carrying out any operation disconnect the machine from the mains 9 1 TO REPLACE THE FUSES Remove the weight holder shelf to gain access to the power supply PC board and the two fuses mounted on this board If the fuses require replacement use ones of the same current rating If the failure persists contact the Technical Service Department 9 2 UNSTABLE BALANCE DISPLAY If after balancing when the wheel is refitted on the vehicle it is still out of balance this could be due to unbalance of the car brake drum or every due to the holes for the screws of the rim and drum drilled sometimes with too wide tolerances In such case a readjustment could be advisable using the balancing machine with the wheel mounted SPECIAL MAINTENANCE Only for specialized personnel 10 TO CHECK THE DISTANCE GAUGE 10 1 THE DISTANCE GAUGE DOES NOT REQUIRE ANY ADJUSTMENT Just be careful when changing the graduated scale Position it so as to read 0 at the fixed indexlimit reading point when the tip coincideswith position shown in the figure 10 2 CHECK THE POSITION SENSOR To check efficiency of the position sensor proceedas follow 1 Make sure that none of the three photocells rub against the phase disk and RESET tooth 2 Using a voltmeter set to the Vd c scale test the Following voltages the machine should be switched On but without rotation between earth ground and red wire 5Vdc steady between earth ground and yellow w
10. surement 2 1 3 500mm around the machine is free for convenient operation 2 1 4 Fasten the machine through the base eyelet 2 2 ELECTRIC CONNECTION OPERATED BY SPECIAL PERSONNEL 2 2 1 Select related power supply according to technical data and add to automatic air switch 2 2 2 Select the plug with ground wire The wire of yellow and green is ground wire connecting with floor The wrong connection will damage the computer 3 CONTROL PANEL 13e FIG 1 3 1 MEANING OF DISPLY PANEL 1 Digital display AMOUNT OF UNBALANCE inside 2 Digital display AMOUNT OF UNBALANCE outside 3 Indicator POSITION OF UNBALANCE inside 4 Indicator POSITION OF UNBALANCE outside 5 Indicators balance mode 3 2 MEANING OF CONTROL PANEL 6 Push button for reading unbalance lt 5g 0 302 7 Push button balance mode selection 8 Push button for re calculate self calibration 9 Push buttons a manual rim DISTANCE input 10 Push buttons b manual rim WIDTH input 11 Push buttons d manual rim DIAMETER input 12 Push button rapid swiching between DYNAMIC STATIC selection of optional functions 13 Conversion key of big wheel 14 Conversion key of small wheel NB Only use the fingers press the push buttons NEVER use the pincer for the counter weights or other pointed objects 3 3 FUNCTION CONVERSION KEYS 3 3 1 PRESETTINGS MEMORIZED ALSO WHEN MACHINE IS SWITCHED OFF UN FF ef measurement of unbalancegrams ounces 3
11. ts of rim b To modify aE press oy A Lella pat oe ee 7S c To modify dl press 5 g f 7 5 Gg am Ldi 3 Alu Se gt ch E iP f f N B by default dE is 0 8d1 d To change dE press keep ALU pressed N B When dl is reselected the system automatically returns dE 0 8d1 The system automatically calculates the distance between the cents of gravity of the weights considering them to be about 14mm wide To displace the unbalance associated with preset dimensions press key C if a spin has already been made the system automatically recalculates the unbalance otherwise press the STRAT key for a new spin 8 ERRORS Various abnormal conditions can arise during machine operation If detected by the microprocessor they appear on the display thus Err S ERROR MEANING 1 No rotation signal Could be caused by faulty position transducer or something preventing 2 During the measurement spins wheel speed had dropped to below minimum 60 r p m repeat the spin 3 Error in mathematical calculations most probably caused by too high wheel unbalance Manual rotation in opposite direction position sensor wiring errors 5 Fault in memory of the self calibration values Repeat the self calibration Error during self calibration Could be due to the second spin made without adding reference weight or else by a break in the transducer cable 9 ROUTINE MAINTENANCE Non specialized personnel Warning Befo
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