Coseng C211 C, Operation Manual

- 8 -

Place the wheel on the four jaws and, while keeping the wheel rim pressed down, 
depress the jaw clamp pedal as far as it will go. 
Check to make sure the wheel firmly secured by the jaws. 
Inside Clamping: 
Position the four jaws so that they are completely closed. 
Place the wheel on the four jaws and depress the jaw clamp pedal to open the jaws, 
thereby locking the wheel rim in place. 
Check to make sure the wheel is firmly secured by the jaws. 

5)  Lower the tools shaft (7,Fig.2) until the mounting head (6,Fig.2) rests next to the wheel 

rim and on top of the tire. Then, lock the tools shaft in position, using the block support. 

6)  Insert the lever between the tire bead and the front section of the mounting head. 

(Fig.6) 

Fig.6

7)  Move the tire bead over the mounting head by pulling upward on the reverse 

pedal.(3,Fig.2) 

8)  NOTE: To avoid damaging the inner tube (if there is one), it is recommended to perform 

this step with the inner tube valve stem positioned about 1” to the right of the mounting 
head. 

9)  With the lever (14,Fig.2) held in position, rotate the turntable in a clockwise direction by 

fully depressing the reverse pedal. Continue until the tire is completely separated from 
the wheel rim. 

10) Remove the inner tube (if there is one), and repeat the above steps for the other side of 

the wheel / tire. 

 
6-4 To Mount The Tire Onto The Wheel Rim 

1)  CAUTION: Before carrying out this procedure, deflate the tire fully, and remove all the 

wheel weights. 

2)  Spread tire grease (or a similar lubricant) liberally on the complete circumference of the 

tire bead to avoid damage to the tire bead to avoid damage to the tire and to facilitate 
the mounting procedure. 

3)  Lock the wheel rim, using the inner part of the jaws.(5,Fig.2) 
4)  NOTE: When you are working with wheel rims of the same size, it is not always 

necessary to lock and unlock the tools shaft. Instead, move the swinging arm (8,Fig.2) 
sideways with the tools shaft locked.(7,Fig.2)