S.I.T.A. 400 Series, Инструкция по установке, использованию и обслуживанию

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8
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Screw again the s/s sleeve bolts (A) on both sides of the UV chamber, and carry out the hydraulic
test, verifying that the o-rings are watertight and that no water leaks outside the sleeve bolts or inside
the quartz sleeves.
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On the closed side of the UV chamber, mount the blind cap in black polyethylene (D), with the o-ring
2112 type (E) inserted and block by screwing the Ø 1 ¼” ring nuts (F) on the sleeve bolts.