Service manual

20
Failure modes
Errors are returning a corroded
diaphragm to service.
Failing to remove spring lodged in tube
Installing valve wrong way, see arrow
fl ow direction
Installing diaphragm upside down, see
lettering up
Failure to notice indents at sealing ring If voltage is at the coil but plunger will
not lift, bad coil
4/29/2013