Maintenance
HON 670 / HON 671 Controllers Component Documentation
22
Proceed as follows:
Figure
Step
Description
1
Unscrew the 4 screws (1) of the lower
cover and remove the lower cover (2).
2
Remove the double diaphragm system (1)
by lifting it off.
3
Counter the diaphragm plate (2) and
unscrew the hex nut (1).
4
Remove the following parts:
▪
Diaphragm plate (1)
▪
Diaphragm (2)
5
Turn the double diaphragm system over.
Counter the diaphragm plate (2) and
unscrew the cap nut (1).
Dismantling and remov-
ing the double diaphragm
system