KSB 4K Series, Инструкция по установке и эксплуатации

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4 Description
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4K / 4KD
Slight leakage to atmosphere will occur during operation. Depending on the
contents of the fluid to be sealed off, residues will collect in the outboard seal area.
They must be removed by regular flushing with clean water. The free movement of
the primary ring must not be impaired by solid deposits.
1
Fig. 2:
4K mechanical seal with flushing adapter
1 Connection for flushing
Use
▪ Flushing shall be performed before and after any pump shutdown > 2 days.
▪
Once a week for 10 minutes at 10 l/min.
▪ Flushing fluid: clean process water, maximum contamination of 50 µm
▪
Flushing pressure: 2 to 4 bar
NOTE
Prior to every flushing procedure, the gap between the rotating shaft sleeve and
the thrust ring must be visually inspected. Any leakage or leakage residues / crystals
must be reported to the responsible KSB service centre immediately.