1_H24维修手册.pdf - 第42页

E d i ti o n 5 .0 H 24 H ead R ep ai r T r ai n i n g T ext f o r S er vi ce E n g i n e e r s R ep l aci n g th e Z - axi s b al l scr ew 11. R e m ov e t he upper b ear i n g r et ai n er . 12. R em o v e t he l ow er …

Edition 5.0 H24 Head Repair Training Text for Service Engineers

Replacing the Z-axis ball screw

8. Remove the stepping motor from the head.

9. Remove the stepping motor, IPS mounting bracket, and spool up/down arm assembly.

10. Set the spanner at the bottom of the ball screw and loosen the double nut located at

the top of the ball screw.

Set the 5mm thin spanner

(PB37510) at the cut out of the

ball screw.

Use the 8mm spanner

for the double nut

FK-9F50-08-0E

3-3

FUJI MACHINE MFG. CO., LTD.

CONFIDENTIAL

Downloaded at 2015/06/18 12:05:48 (JST) by 5LUF0998

Edition 5.0 H24 Head Repair Training Text for Service Engineers

Replacing the Z-axis ball screw

11. Remove the upper bearing retainer.

12. Remove the lower snap ring and collar.

13. Loosen the ball screw nut mounting bolt. (If it is difficult to tighten the two bolts at inner

side, remove the control board and bracket to have enough working space. And then,

tighten the bolts.)

FK-9F50-08-0E

3-4

FUJI MACHINE MFG. CO., LTD.

CONFIDENTIAL

Downloaded at 2015/06/18 12:05:48 (JST) by 5LUF0998

Edition 5.0 H24 Head Repair Training Text for Service Engineers

Replacing the Z-axis ball screw

14. Loosen the nut to remove the guide shaft slowly. (Please be careful when removing

the guide shaft. The balls in the guide shaft bearing may drop out.)

15. Remove the upper/lower bearings. Remove the Z-axis up/down lever assembly and

ball screw (tilt the ball screw so that it can be removed). Be careful not to remove the

ball screw nut from the ball screw.

FK-9F50-08-0E

3-5

FUJI MACHINE MFG. CO., LTD.

CONFIDENTIAL

Downloaded at 2015/06/18 12:05:48 (JST) by 5LUF0998