Lifan 620. Service manual - part 33

Brake fluid: DOT4, filling amount: 0.72L. 
2. Discharge the air in the brake master pump 

Note:

 Discharge the air in the brake master pump if it has been dismantled or the reservoir is 

empty.  
1) Disconnect the oil pipeline connector from the brake master pump.   
2) Slowly step down the pedal and maintain without movement, as shown in Fig. 2-40. 
 

 

Fig. 2-42 

1) Connect the plastic pipe to the brake caliper and slave cylinder. 

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1) Stop the engine, step down the pedal repeatedly until there is no vacuum in booster.   
2) Step down the pedal until resistance is felt. Measure the distance shown in Fig. 2-44. Free play 
of pedal: 1-6mm. In case of clearance out of specifications, check the clearance of the brake lamp 
switch. In case of an incorrect clearance, diagnose the brake system. Brake lamp clearance: 
0.5-2.4mm.  

 

Fig. 2-45 

 

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5. Removal and installation. See Fig. 2-46. 

①

②

③

 

Fig. 2-48 

4) Remove the brake pedal assembly.   

 

①

Remove the bolts and nuts from the brake pedal support.   

 Remove the brake pedal and 2 bushes. 

②

 

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