Power Jacks C-Series - Manual (Page 21)

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6
Maintenance
6.1 General Maintenance Notes
6.1.1 Maintenance and replacement work must be done by an expert maintenance technicians trained
in the observance of applicable laws on health and safety at work and the special ambient
problems attendant on the installation.
6.1.2 Before doing any work on the unit, the operator must first switch off power to the screw jacks
drive system and ensure that it is out of service, as well as taking all necessary precautions
against it being accidentally switched on again or its parts moving without warning.
6.1.3 All additional environmental safety precautions must be taken (e.g. elimination of residual gas
or dust, etc.).
6.1.4 Before doing any maintenance work, activate all safety equipment and, if necessary, inform
persons working in the vicinity. In particular, mark off the area around the unit(s) and prevent
access to any equipment, which, if activated, might be the cause of unexpected health and safety
hazards.
6.1.5 Replace worn components with original spare parts only.
6.1.6 Use the lubricants (oil and grease) recommended by the Manufacturer.
6.1.7 When working on the units, always replace gaskets and seals with new original ones.
6.1.8 If a bearing requires replacement, it is good practice to also replace the other bearing
supporting the same shaft.
6.1.9 Power Jacks recommend replacing the lubricant after all maintenance work where a unit has
been dismantled (completely or partially).
6.1.10 The above instructions are aimed at ensuring efficient and safe operation of the C-Series screw
jack unit.
6.1.11 The Manufacturer declines all liability for injury and damage to components due to the use of
non-original spare parts and non-routine work, which modifies the safety requirements without
the express prior authorisation of the Manufacturer.
6.1.12 Refer to the specific spare parts list when ordering spare parts for products.
6.1.13 Do not dump polluting liquids, worn parts and maintenance waste into the environment. Dispose
of all such materials as stipulated by applicable legislation.