Spirax Sarco DP143 - Installation

IM-P006-07 CTLS Issue 12
10
Fig. 1
Balance pipe assembly
Pressure adjustment spring
Note: Before actioning any installation observe the 'Safety information' in Section 1.
3.1 Supply (Figure 1)
The DP143 and DP163 pilot operated pressure reducing valves are supplied ready for fitting. The pressure
adjusted spring will be the one most suitable for the downstream pressure quoted on the order but will not
be pre-set.
3. Installation