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| Always renew seals, O-rings and gaskets. |
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| After removing gaskets, check that the contact surfaces of the casing and shaft do not show feathering or damage caused by the removal process. |
t
| Always replace paper gaskets, completely disposing of the used gasket and thoroughly cleaning the contact surfaces. |
t
| Lightly lubricate the outer circumference and sealing lip of oil seals with gear oil before installing. |
t
| Coat the O-rings with gear oil or Vaseline before fitting to avoid crushing during assembly. |
t
| Never use other lubricants in the gear oil area. Otherwise there is a danger of operation faults being caused to the hydraulic gear mechanism. |
t
| The open side of the flanges must point towards the liquid to be sealed. |
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| After installing, check gear oil level, rectify as necessary → Chapter. |
t
| Do not over expand the securing rings; replace them if necessary. |
t
| Retaining rings must locate properly in grooves. |
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| The bolts are removed in reverse order to the tightening sequence. |
t
| The bolts or nuts to be used to secure covers and casings must be released and tightened diagonally in stages when no tightening order is specified. |
t
| Renew self-locking nut. |
t
| The threads of those bolts fitted using a fixing agent must be cleaned using a wire brush. Then apply locking fluid -AMV 185 101 A1- to bolt threads before installing. |
t
| The specified tightening torques are for non-lubricated nuts and bolts. |
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