08
4.7. Expansion vessel
– A suitable expansion vessel with a pre-charge pressure of 0.15 or 0.3 MPa
is available in an optional kit for fitting to all water heating units in the range. The expansion vessel
MUST
be fitted to the safety group. The expansion vessel
MUST
be positioned with the entry point
at the bottom – see Figure 2.
IMPORTANT:
Regular checks must be carried out to ensure that the expansion vessel is correctly
pressurised to 0.15 or 0.3 MPa at all times. – see Figure 2.
4.8. Tundish
– The tundish must not be positioned above or in close proximity of any electrical
current carrying devices or wiring. The installation should conform with the requirements of item
4.10 below.
4.9. Connection arrangement for TFT KYROS Cylinder
Water Flow
To tap
CW
to tap
Cold
water
inlet
Hot water
Outlet
1
2
5
3
4
300 MIN
100 MAX
6
9
8
7
10
11
11
1
Mains cold water supply
2
Stop cock (not supplied)
3
Pressure reducing valve *
4
Check valve *
5
Expansion relief valve *
6
Discharge pipe 22 mm
7
Drain cock (not supplied)
8
Tundish *
9
Expansion vessel *
10
T/P relief valve (included)
11
Electrolytic fittings (included)
Figure 2
* Available in optional Installation Kit
Содержание Kyros
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