VT6L Maintenance  14. Joint #6 
 
VT series Maintenance Manual    Rev.2  115 
 
 
 
Confirm that the terminating resistor switch of the 
Joint #6 motor is turned ON.
 
When the switch is OFF, push the tab to turn it ON.
 
 
 
Pass the timing belt through the motor pulley and
 
 to the Arm #4 
Hexagon socket head cap bolts: 3-M4×20 
(with slotted hole washer) 
 
Make sure that the gear grooves of the timing belt are 
fit into those of the pulley completely.
 
When securing the motor unit loosely, make sure that 
the motor unit can be moved by hand and it does not 
tilt when being pulled.    If the unit is secured too loose 
or too tight, the belt will not have proper tension.
 
The direction to install the motor is the direction in 
which the connector of the motor faces Joint #5 
side
 
Be careful for the 
installation direction