
53
8.
In the Event of Failure…
Failure indication and Its Contents
Deaeration
membrane
module
exchange
message
It
’s time
to exchange
MHF
When
concecutive
water
supply of one year has
passed
Replace the deaeration
membrane module.
Keep
pressing
the
reset switch on the
door backside for an
extended
period
of
time.
The
confirmation sound is
issued and the alarm
display is reset.
Maintenance time
notification
It's time
to maintenance
Service Call
When 3 years passed under
continuous
energizing
condition
Perform
maintenance
of the unit.
Press and hold the
reset
switch
on
backside of the door till
a beep is heard. Then,
the alarm indication is
reset.