DFD6361-Maintenance - 第680页
F-110 5-2-1. Prep aration of replacing the fluorescent lamp Procedur es for prep aration of re placing th e fluoresce nt lamp Step No. Do This 1 Press the <Sy stem Initial> button to effec t system initialization. …
F-109
5-2. Replacing the Fluorescent Lamp
Safety items for replacing the fluorescent lamp
NOTICE
The fluorescent lamps are consumables. When you replace them,
turn OFF the machine.
Also, use a DISCO-designated fluorescent lamp.
Replacement timing of the fluorescent lamp
When the fluorescent lamp is used for long hours, the illumination ability will
be degraded.
When the end of the lamp becomes black, replace the lamp.
Operation flow
The procedure for replacing the fluorescent lamp consists of the following
steps.
5-2-1 Preparation of replacing the fluorescent lamp
5-2-2 Replacing the fluorescent lamp
5-2-3 Completion of replacing the fluorescent lamp
F-110
5-2-1. Preparation of replacing the fluorescent lamp
Procedures for preparation of replacing the fluorescent lamp
Step No.
Do This
1
Press the <System Initial> button to effect system initialization.
2
Turn OFF the main switch and then pull out the key.
3
Turn OFF the circuit breaker. Lock out the circuit breaker lever
with a padlock or the like.
4
Shut off the facility power supply.
5
Remove the covers [S] and [U]. Then store them sufficiently away
from the working area.
- For the cover removal procedure;
See the section B-2-2, [Removing the Machine Outer Cover and
Status Indicator] of the Installation Manual.
ÿ
[U][S]
Cover
LEFT SIDE
F-111
Procedures for preparation of replacing the fluorescent lamp (Continued)
Step No.
Do This
6
Remove the retaining screws (cross-shaped recess screws) of the
cover.
Cover
Retaining screws (Cross-shaped recess screws)
7
Remove the cover. Then store it sufficiently away from the
working area.
Continued in the next section.