Maintenance
HON 670 / HON 671 Controllers Component Documentation
23
Proceed as follows:
Figure
Step
Description
1
Replace the O-ring (1) of the cap nut with a
new, lubricated O-ring.
Note: See the appendix for the lubricants
to be used.
2
Take out the piston (1).
3
Remove the following parts:
▪
Diaphragm plate (1)
▪
Diaphragm (2)
4
Screw the assembly aid (1) into the internal
thread of the nozzle (2).
5
Hold the connecting piece in place (1) and
pull the nozzle (2) out.
Replacing the wear parts
of the double diaphragm
system