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9.3.7
Cable entries, sealing plugs and thread adapters
All cable entries and sealing plugs must be approved for use in the respective hazardous zone.
• Any openings that are not being used must be sealed using the appropriate certified sealing
plugs.
• Please observe the manufacturer's specifications when fitting cable entries.
Note the following when mounting:
• Avoid damaging the cable jacket.
• Adapt the tightening torques to the cable jacket materials.
Observe the documentation for tightening torques of the cable entries and sealing plugs for
direct mounting at the machine as well as additional glands (e.g. adapters).
9.3.8
Tightening torques
Note the information in Chapter Tightening torques (Page 169).
9.3.9
Screw lock washers
Nuts or bolts that are mounted together with locking, resilient and/or force-distributing
elements (e.g., safety plates, spring-lock washers, etc.) must be refitted together with identical,
fully functional elements.
Locking and sealing elements must always be replaced!
9.3.10
Links
• Replace any corroded screws.
• Take care not to damage the insulation of live parts.
• Document the position of any rating and supplementary plates that have been removed.
• Avoid damaging the centering edges.
9.3.11
Reassembly: Miscellaneous information
• Position all rating and supplementary plates as in the original state.
• Where relevant, fix electric cables.
• Check the tightening torques of all screws, as well as those of screws that have not been
released.
1MB..1/2/3/4 - shaft heights 63 ... 355
Operating Instructions, 11/2023, A5E52779900A
Maintenance
9.3 Corrective maintenance
135
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