9.9. Switch compartment: close
Danger of corrosion due to damage to paint finish!
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Touch up damage to paint finish after work on the device.
1. Clean sealing faces of housing and cover.
2. Preserve joint surfaces with an acid-free corrosion protection agent.
3. Check whether O-ring [3] is in good condition, replace if damaged.
4. Apply a thin film of non-acidic grease (e.g. petroleum jelly) to the O-ring and
insert it correctly.
Figure 71:
Flameproof enclosure, danger of explosion!
Risk of death or serious injury.
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Handle cover and housing parts with care.
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Joint surfaces must not be damaged or soiled in any way.
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Do not jam cover during fitting.
5. Place cover [1] on switch compartment.
6. Fasten screws [2] evenly crosswise.
65
SQEx 05.2 – SQEx 14.2 / SQREx 05.2 – SQREx 14.2 Control unit - electromechanical
ACExC 01.2 Intrusive Commissioning (basic settings)
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