DFD6361-Maintenance - 第589页
F-19 Procedur es for prep aration of re placing th e spindle 1 carbon brush (Continu ed) [ W hen ther e is mainte nance sp ace provi ded at the rear side of the machine] (Continue d) Step No. Do This 4 Turn OFF the ci rc…
F-18
1-4-1. Preparation of replacing the spindle carbon brush
Operation flow
The procedures for preparing for the replacement of the spindle carbon brush
consists of the following steps:
1-4-1-1 Preparation of replacing the spindle 1 carbon brush
- Procedure to prepare for the replacement of spindle 1 carbon
brush, that is followed when there is maintenance space
provided at the rear side of the machine
- Procedure to prepare for the replacement of spindle 1 carbon
brush, that is followed when there is no maintenance space
provided at the rear side of the machine
1-4-1-2 Preparation of replacing the spindle 2 carbon brush
1-4-1-1. Preparation of replacing the spindle 1 carbon brush
Procedures for preparation of replacing the spindle 1 carbon brush
[When there is maintenance space provided at the rear side of the
machine]
CAUTION
When you perform maintenance with the outer cover removed,
observe the following precaution. If you stand the removed outer
cover against the machine, you may receive injury by the cover if it is
toppled by the earthquake or like that.
After taking off the outer cover for maintenance purposes, store it
sufficiently away from the working area.
Step No. Do This
1
Press the <System Initial> button to effect system initialization.
2
From outside of the splash cover, visually make sure that the
spindle is completely stopped..
3
Turn OFF the main switch and then pull out the key.
F-19
Procedures for preparation of replacing the spindle 1 carbon brush (Continued)
[When there is maintenance space provided at the rear side of the
machine] (Continued)
Step No. Do This
4
Turn OFF the circuit breaker at the left of the machine. Lock out
the circuit breaker lever with a padlock or the like.
5
Shut off the facility power supply.
6
Close the facility main valve of air.
7
Remove cover [R]. Store the removed outer cover at a location
that is far enough from the working area.
- For the details on the method of removing the covers:
See the section B-2-2, [Removing the Machine Outer Cover
and Status Indicator] of Installation Manual.
[R]
REAR SIDE
8
Remove the roll cover located at the spindle 1-axis tail section.
- For the Y-axis section roll cover of removal procedures
see the section 1-8 of this chapter, [].
F-20
Procedures for preparation of replacing the spindle 1 carbon brush (Continued)
[When there is no maintenance space provided at the rear side of the
machine]
CAUTION
When performing maintenance with the partition removed, observe
the following precaution. If you stand the removed partition against
the machine, you may receive injury by the partition if it is toppled by
the earthquake or like that.
When you take off the partition for maintenance purposes, store it
sufficiently away from the working area.
Step No. Do This
1
Press the <System Initial> button to effect system initialization.
2
From outside of the splash cover, visually make sure that the
spindle is completely stopped..
3
With the button, move the Y1-axis to its front end.
4
Open the internal facilities control cover at the front of the
machine. Turn OFF the main switch and then pull out the key.
5
Turn OFF the circuit breaker at the left of the machine. Lock out
the circuit breaker lever with a padlock or the like.
6
Shut off the facility power supply.
7
Close the facility main valve of air.