Service manual
108
5.1.2.10. Changing the encoder-spring unit
Proceed as with changing the Z motor, but changing the spring-encoder unit instead of the motor. Do the motor test with
the service program
5.1.2.11. Changing the belt return pulleys
a) Remove the necessary housing according to the belt you wish to replace.
b) Loosen the belt by loosening the corresponding motor and moving it.
c) Remove the belt from the return pulley.
d) Remove the return pulley and replace it with a new one. Put screwfastener on the thread of the pulley bolt and tighten
it.
e) Fit the belt.
f) Tighten the pulley by moving the corresponding motor and tightening the screws that hold it in place.
g)i) Do the motor test with the service program