HP 403349-003 - Manual (Page 120)

Technician repair removal and replacement procedures 120
9. Remove the cover from the magnetic valve.
10. Remove the diaphragm and spring from the magnetic valve.
To replace this component, see "Replacing the magnetic valve diaphragm and spring (on page 120 )."
Replacing the magnetic valve diaphragm and spring
NOTE: When you replace the diaphragm inside the magnetic valve, be sure to line up the tab
of the diaphragm with the indentation of the magnetic valve. If it is not aligned properly, the
cover will not fit correctly, which could cause further problems.