mori seiki MSC-500, Руководство по обслуживанию

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DAILY INSPECTION A-15
10. OPENING/CLOSING THE ELECTRICAL CABINET DOOR
Do not touch devices installed inside the electrical cabinet at heights of 2 m or greater
above the ground as these devices do not require maintenance or inspection.
10.1 Opening the Electrical Cabinet Door
<Procedure>
1) Turn OFF the main power.
Place the control box door interlock switch
installed in the electrical cabinet door in the
[OFF] position when opening the electrical
cabinet door with the main power ON.
2) Insert the key into the keyhole below the lever on the
electrical cabinet.
3) Turn the key to release the electrical cabinet door
lock. The lever is pushed outward when the key is
inserted.
4) Turn the lever 90
°
counterclockwise.
DANGER
Before attempting maintenance and inspection inside the electrical
cabinet, be sure to turn OFF the plant-side power supply (circuit breaker).
Even when the main power switch on the electrical cabinet is turned OFF,
parts of the cabinet may still hold residual current and give an electric
shock if accidentally touched.
NOTE
CAUTION
CONTROL BOX
DOOR INTERLOCK
ON OFF