Maintenance
HON 5020 gas pressure regulator with HON 630 pilot
58
Figure
Step
Description
6
Remove the pistons from the connecting
piece.
7
Remove the diaphragm disc (1) and the
diaphragm (2).
8
Remove the valve body from the spring
housing.
Screw the assembly aid (1) into the valve
insert (2).
9
Hold on to the connecting piece (1) and
pull out the valve insert (2).
Remove the connecting piece.
10
Replace the valve insert with a new one.
Insert a new, greased O-ring (1).