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8
Maintenance
8.1
Maintenance intervals
When
Annually
Monthly
Every five years
8.2
Maintenance activities
ELECTRIC SHOCK CAUSED BY LIVE PARTS
•
Disconnect the mains voltage supply before performing the work and ensure
that it cannot be switched on.
Failure to follow these instructions will result in death or serious injury.
Replacing the mains fuse F1
1. Loosen the two housing screws.
2. Remove the grey upper part of the housing from the black base.
3. Remove the grey cover from the upper part of the housing.
4. Pull the printed circuit board out of the upper part of the housing.
5. Replace the mains fuse F1, see chapter "Technical specifications".
6. Push the printed circuit board into the upper part of the housing.
7. Fit the grey cover into the upper part of the housing.
8. Push the upper part of the housing onto the black base.
9. Tighten the two housing screws.
10.Apply mains voltage.
Maintenance
Activity
Perform a function test.
Verify that the probes are free from deposits.
Replace the probes if you detect deposits.
Verify that the control unit and its environment are
always clean, accessible and easy to oversee.
Replace the probes.
DANGER
RG 210
EN
29
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