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| Slacken bolts or nuts in reverse of tightening sequence. |
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| If no tightening sequence is specified, nuts and bolts used to fix covers and casings should be tightened and loosened in stages and in diagonal pairs. |
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| On particularly sensitive parts loosen and tighten bolts crosswise without canting part. |
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| Specified torques given are for unlubricated nuts, bolts and screws. |
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| Always renew self-locking nuts and bolts. |
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| The threads of those bolts fitted using a fixing agent must be cleaned using a steel wire brush. Insert the screws with locking fluid and tighten. Allocation: → Spare Spare parts catalogue, ETKA. |
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| Threaded holes where there had been self-locking bolts or bolts with thread fixing agent must first be cleaned (for example, with a threading male). Otherwise there is a danger of the bolts shearing off the next time they are removed. |
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