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CAUTION:
Securely isolate the power before performing the following operations.
1.
Check that the main power supply cable is not damaged or altered in such a way as to affect the insulation.
2.
Check the tightness of the screw terminals.
3.
Check the general tightness of all cable connections.
4.
Perform a visual check of the condition of the contacts.
5.
Inspect the relay contact surfaces and the contactors and replace them if necessary.
6.
Check nominal current draw and the condition of the fuses and replace them if necessary.
7.
Clean the control box with compressed air to remove any build-ups of dust or dirt.
8.
Ensure that the earth grounding connection is intact.
Water circuit
Once a year, drain the water pipes and check for scale formation. De-scale the pipes if required.
Ensure that the hydraulic circuit is filled correctly and that the fluid circulates freely without any sign of leaks or air bubbles.
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