Stuart Turner PH 35 ES B - Manual (Page 16)

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5. As water is heated scale deposits are released in areas of hard water (usually south
of a line between the Wash and Bristol Channel), scale can cause the mechanical
seal to stick if left without use for long periods. We recommend the pump is run for at
least 5 minutes every four weeks to “exercise” all working parts. Run on cool water.
6. After maintenance is completed, refer to the starting and commissioning sections for
instructions on re-starting pump.
STORAGE
If this product is not installed immediately on receipt, ensure that it is stored in a dry, frost
and vibration free location in its original packaging.