DFD6361-Maintenance - 第588页
F-18 1-4-1. Prep aration of replacing the spindle car bon brush Operation flow The procedures for pr eparing for the replacement of the spindle carbon bru sh consists of the f ollowing steps: 1-4-1-1 Preparation of repla…
F-17
1-4. Replacing the Spindle Carbon Brush
Operation flow
The procedure for replacing the spindle carbon brush consists of the following
steps:
1-4-1 Preparation of replacing the spindle carbon brush
1-4-2 Removing the waterproof cap
1-4-3 Replacing the spindle carbon brush
1-4-4 Completion of replacing the spindle carbon brush
Safety items for replacing the spindle carbon brush
WARNING
When you perform the procedure set forth in this section, you have to
place your hands in a drive section. If you perform maintenance with
the power ON, your fingers or hands may be caught or cut off.
Turn OFF the machine and shut off the facility power supply before
starting this procedure.
Also, ensure that no other person touches the machine during
operation.
Before replacement
Have on hand the following items for replacing.
2.5mm Allen wrench
Phillips screwdriver
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, [].