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LAUNCH                                                          KWB-421 Wheel Balancer User’s Manual 

 

 

III

 

Input measurement data “d” 

 

 

4.3 Balance Mode Selection 

As shown in the fig, by adhering or clip-on the lead block at different positions, (profiles), the exact balance 

effects can be got. 

Press “F” key to enter mode Dynamic balance, mode Static balance, mode ALU-1, mode ALU-2 and mode 

ALU-3 in turn. This balancing mode is active automatically when the machine is powered on.   

 

 

   

 

 

 

 

 

 

 

 

Find the named diameter “d” marked on the tyre. 

Press “+”or”-“ key to plus or minus a defined value to 

change the displayed figure 

till equal to the ”d” figure. 

Dynamic balance - This is used in testing dynamic imbalance 
when the wheel running and to eliminate the imbalance by 
clip-on the lead block at two points that got from the testing. 
The two points separate is obtained on the outside and inside 
of rim.    It is suitable for steel or aluminum alloy wheel rim. 

 

Static balance- The mode should be selected in the case of 
static rims or rims on which only one lead block is adhered on 
one rim. (e.g. Motorcycle wheel). 

 

ALU-1      : It is suitable for the light alloy wheel rim. Adhere to 
these two lead blocks on the shoulders of the wheel rim. 
 

 

Summary of Contents for KWB-421

Page 1: ...V1 00 000 2018 08 18...

Page 2: ...purposes only and the registered trademark ownership belongs to original companies This equipment is intended for use by technical professionals or maintenance personnel Trademark Information is a reg...

Page 3: ...d Installation 3 2 1 Haulage and installation of the machine 3 2 2 Recommendations 4 3 Cotrol Panel 4 4 Operation 5 4 1 Wheel Mounting 5 4 2 Input the Wheel Data 6 4 3 Balance Mode Selection 7 4 4 Whe...

Page 4: ...lf calibration and full automatic failure diagnosis function 1 3 Technical Data Max wheel weight 65kg Max tire diameter 650mm Power supply 220V Noise 70dB Balancing accuracy 1g Rim width 1 5 18 Rim di...

Page 5: ...s termly The machine operator should not wear necktie long hair or loose cloth She or he should stand at the side face of the machine and make sure that unauthorized personnel do not approach the mach...

Page 6: ...ers for weight fixing removing or any other pointed objects 4 Operation Turn on the main power the balancer begins the interior self diagnostic program If A 8 0 is displayed on the display window the...

Page 7: ...attention to the direction else measurement error could be possible 4 2 Input the Wheel Data I Input the measurement data A II Input measurement data L On the measure statue pull out the slide ruler...

Page 8: ...r key to plus or minus a defined value to change the displayed figure till equal to the d figure Dynamic balance This is used in testing dynamic imbalance when the wheel running and to eliminate the i...

Page 9: ...For example outside screen displays 10g inside screen displays 40g outer imbalance value inner imbalance value Turn the wheel slowly by hand to locate the balanced point make sure that all the balanc...

Page 10: ...s plant This operation could be re do if the machine services too many years or the spares are charged or there is a big imbalance value Install a middle scale wheel which has a rim diameter 13 or 14...

Page 11: ...lue 1 The wheel has a big error value 1 Use a balanced wheel When the self calibration ends there is too big imbalance value for the 100g lead block or the position is not on the positive down or too...

Page 12: ...ed forward the sensor is wrong 1 Adjust the phase 2 Readjust the position or change another one Err5 displayed The wheel shield is not put down Put down the shield Err7 displayed EMS memory data lose...

Page 13: ...a sensor 2 Re do self calibration The balancer can not brake when the value displayed 1 The brake system is damaged 2 There is a disturb 1 Change a power board 2 Reset the machine There is a differenc...

Page 14: ...LAUNCH KWB 421 Wheel Balancer User s Manual 13 6 The Wiring Diagram of the Power Board Connected to transformer...

Page 15: ...ative of LAUNCH has any authority to bind LAUNCH to any affirmation representation or warranty concerning LAUNCH products Declaration The above warranty is able to replace any warranty in other forms...

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