C.I.B. UNIGAS - M039132CD
39
Removing the filter in theMULTIBLOC DUNGS MB-DLE 415 - 420 B01 1” 1/2 - 2”
z
Check the filter at least once a year!
z
Change the filter if the pressure difference between pressure connection 1 and 2 (Fig. 110-Fig. 112)
Δ
p> 10 mbar.
z
Change the filter if the pressure difference between pressure connection 1 and 2 (Fig. 110-Fig. 112) 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 ÷ 6 (Fig. 114).
3
Change filter insert.
4
Re-insert filter housing, screw in screws 1 ÷ 6 without using any force and fasten.
5
Perform leakage and functional test, p
max.
= 360 mbar.
6
Pay attention that dirt does not fall inside the valve.
Fig. 54
Fig. 55
Fig. 56
2
3
4
2 3
4
1
5
5
0
1
3
p
e
0
4
p
a
5
p
Br
0
3
p
e
4
p
a
6
1
5
p
Br
2
B
A
C
D
E
Содержание IDEA NG280
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