IDX-OM-U010
Chapter 12 Specification for Option V
IDFC60/70/80/90 Series
12.3 How to perform maintenance
12-3
12.3 How to perform maintenance
The product needs to be maintained. Clean the strainer in the following procedure periodically.
1) Close the ball valve.
2) Press the test switch and make the residual pressure is released.
3) Remove the strainer and clean it.
4) Reassemble the strainer and open the ball valve.
5
4
3
2
1
0.5
10
8
6
4
2
0.5
min
s
OFF
ON
Test switch
Built-in strainer
Strainer lid
Ball valve
OFF time adjustment knob
ON time adjustment knob
Strainer