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LAUNCH                                                      KWB-421 Wheel Balancer User’s Manual 

Copyright Information 

 

All  rights  reserved!  No  part  of  this  publication  may  be  reproduced  and  stored  in  any  form  (electronic,  mechanical, 
photocopying, recording or other forms) without obtaining written permission from Shenzhen Launch Tech Co., Ltd.(hereinafter 
refers to as LAUNCH). The manual is special written for the use of this machine of LAUNCH, therefore we are not responsible 
for any use of this information as applied to other devices. 
 
Neither  LAUNCH  nor  its  affiliates  shall  be  liable  for  damages,  losses,  costs,  or  expenses  result  from:  user  or  third  party’s 
personal accident, misuse, or abuse of this unit, or unauthorized modifications, repairs, or alterations to this unit, or failure to 
strictly comply with LAUNCH operating and maintenance instructions. 
 
LAUNCH shall not be liable for any damages or problems arising from the use of other accessories or parts other than original 
LAUNCH products or LAUNCH approved products. 

 

Declaration:  Other  product  names  used  herein  are  for  identification  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  registered  trademark  of  LAUNCH  TECH.  CO.,  LTD.  in  China  and  other  countries.  All  other  LAUNCH 

trademarks,  service  marks,  domain  names,  logos,  and  company  names  referred  to  in  this  manual  are  property  rights  of 
LAUNCH  or  its  affiliates.  In  countries  where  any  of  the  LAUNCH  trademarks,  service  marks,  domain  names,  logos  and 
company names has not been registered, LAUNCH claims its ownership for them. Other trademarks referred to in this manual 
still belong to the original registered company. You may not use any trademark, service mark, domain name, logo, or company 
name of LAUNCH or other companies referred to in this manual without prior permission from the owners. You may contact 
LAUNCH  by  visiting  its  website  at  http://www.cnlaunch.com,  or  writing  to  Launch  Industrial  Park,  North  of  Wuhe  Rd., 
Banxuegang, Longgang, Shenzhen, Guangdong, P. R. China,

 

if you have any questions. 

General Notice 

 

 

Other  product  names  used  herein  are  for  identification  purposes  only  and  may  be  trademarks  of  their  respective  owners. 
LAUNCH disclaims any and all rights in those marks.

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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