Spirax Sarco ILVA20 - Page 35

IM-P337- 6 9 EMM Issue 2
35
Step 6
Turn the system pressure on (optional but
recommended).
Step 7
Open equalization valve.
Closed
ClosedClosed
Open
Open
Bleed valves
3-way
manifold
MVT10
Bleed valve
2-way
manifold
Equalization valve
HI LO
Step 8
Check the DP sensor output and zero if required.
Follow procedure in Section 7.4.1 and 7.4.2.
Step 9
Open HI isolation valve on the 2-way manifold.
Closed
ClosedClosed
Open
Open
Bleed valves
3-way
manifold
MVT10
Bleed valve
2-way
manifold
Equalization valve open
HI LO