<3. Maintenance>
10
IM 01F07A01-02EN
3.2 Removing and Rotating the Indicator
IMPORTANT
In the case of an explosion protected type instrument, modication by the user is prohibited.
WARNING
• In the case of an explosion protected type instrument, make sure that no explosive
atmosphere conditions are present.
• When opening and closing the cover, pay careful attention to the handling of screws and
O-rings to prevent damage and adhesion of foreign matter.
• Replace O-rings if they are damaged or deformed.
• If there is no lubricant on the O-rings, apply silicone-based grease.
CAUTION
• In the case of an explosion protected type instrument, the covers and screws must be
returned to the original condition.
• In the case of a ameproof protected type instrument, turn the locking screws shown in Figure
3.2 to the right to unlock the cover before removing it. When installing the cover, make sure to
turn the locking screws to the left to lock the cover.
F0306.ai
Locking screw
(terminal box side)
Locking screw
(amplifier unit side)
Figure 3.2 Locking Screws
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