107
5.1.2.8. Changing the Y motor belt
a) Remove the arm housing. To work more comfortably, you can also remove the back housing, but it is not necessary.
b) Loosen the motor and remove the belt from both pulleys.
c) Remove the fastening that joins the belt with the Y carriage.
d) Remove the Y belt fastening cap.
e) Change the belt for a new one.
f) Remount the belt fastening cap. Put screwfastener on the screw before tightening it.
g) Mount the belt fastening on the Y carriage.
h) Put the belt on the pulleys, tighten it manually, displacing the motor and fasten it by tightening the 4 screws.
i) Do the motor test with the service program
5.1.2.9 Changing the Z motor belt
a) Remove the arm housing.
b) Remove the thermostated needle. It is recommendable to remove the needle before handling the unit to prevent it from
being damaged. It is not necessary to disconnect the tube or the connectors, all that is required is access to the
screws that hold the belt fastening to the Z carriage.
c) Loosen the 4 screws that hold the Z motor in place and the 2 at the back of the spring-encoder unit in order to be able
to move the motor and loosen the belt.
d) Remove the belt from both pulleys.
e) Remove the belt fastening on the Z carriage.
f) Remove the Z belt fastening cap.
g) Change the belt for a new one.
h) Remount the belt fastening cap. Put screwfastener on the screw before tightening it.
i) Mount the belt fastening on the Z carriage.
j) Mount the thermostated needle.
k) Turn the spring 1 and half turns (360 º + 180 º) clockwise using the slot at the back of the encoder. Use a M4x25 screw
to block the spring in the desired position. This screw should be introduced in the threaded hole for this purpose on the
support body.
l) Place the Z carriage in the top position of its run and fit the belt on the upper return pulley and on the motor pulley.
m)Loosen the screw that blocks the spring (if it has been used) and tighten the belt by displacing the motor downwards.
Tighten the 4 screws on the front and the 2 on the back, which hold the unit together.
n) Do the motor test with the service program
To Next Page
Loading...
Need help?
General