13
Hole markers inside the Electronics
Module case indicate where cables can be
tted for options such as an error relay.
1. Before tting to the pipework, it is
recommended that suitable unions
are fitted to the inlets and outlet.
This will enable the DRV to be easily
removed, if required.
2. Flush pipework thoroughly (minimum
of 5 minutes).
3. Fit the DRV to the pipework.
4. Attach the Electronics Module and
secure using the circlip supplied.