Renishaw SPA3-2 Installation Manual page 37

SPA3-2 installation guide
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Maintenance
WARNING: Maintenance should only be carried out after the machine has been isolated from the electrical supply, compressed air
supply or other energy sources in accordance with the machine manufacturer's instructions.
Periodically check that all mounting screws and electrical connectors are securely tightened. Electrical safety checks should include inspecting
the mains cable for damage and the safety of the connections. Periodical safety checks should also include the function of the emergency stop
system, including operation of all switches integrated into the system. After operating the emergency stop system, the servo amplifier system
should be checked to ensure servo power can be engaged.
Advisory
It is recommended that periodical metrology tests are performed in order to identify any faults in subsystems eg air bearings, structure,
cables, software etc.
Cleaning
Cleaning should be carried out with a lint free cloth on outer surfaces only as the unit is not sealed against liquid.
Filter replacement
Positive air flow is employed within the enclosure for cooling purposes. This equipment has a replaceable filter to protect it from the ingress
of dust. The machine operator should inspect the condition of the filter on a regular basis. It is recommended that the filter is removed and
checked / replaced as necessary during the machine installer or retrofitter's regular maintenance routine.
Exchanging / removing the air filter
The following procedure is recommended when exchanging / removing the air filter:
1. Isolate the controller via the ac power.
2. Remove the 19 inch rack mounting brackets (if fitted) by removing the two fixing screws on each side.
3. Pull both the filter retaining clips [A] away from the unit, this should permit the external filter cover [B] to be removed.
4. Remove the filter material [C] from the filter recess (replacement part number of filter is A-5518-0011).
5. Refit the filter cover and mounting brackets in the reverse order above.
Issued 08 2020
37