Unigas E115X-FGR M Series Manual Of Installation - Use - Maintenance page 37

Removing the filter in the MULTIBLOC DUNGS MB-DLE 405..412
Check the filter at least once a year!

Change the filter if the pressure difference between pressure connection 1 and 3 (Fig. 10-Fig. 11)is p > 10 mbar.

Change the filter if the pressure difference between pressure connection 1 and 3 (Fig. 10-Fig. 11) is twice as high compared to the last

check.
You can change the filter without removing the fitting.
1 Interrupt the gas supply closing the on-off valve.
2 Remove screws 1 ÷ 4 using the Allen key n. 3 and remove filter cover 5 in Fig. 12.
3 Remove the filter 6 and replace with a new one.
4 Replace filter cover 5 and tighten screws 1 ÷ 4 without using any force and fasten.
5 Perform leakage and functional test, p
6 Pay attention that dirt does not fall inside the valve.
= 360 mbar.
max.
Fig. 10
Fig. 12
37
PART IV: MAINTENANCE
Fig. 11