Operation manual of solar water controller SR601
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~ 8 ~
Switch-on power and check valve after installation.
Note: electromagnetic valve has check-valve function, it is not necessary
to install one way valve any more.
2.4.1 Faults checking of electromagnetic valve
Reasons of fault
Checking measures
Error rectification
Wire connection is
not good
Check wire
connection
Re-connect wires
Whether wire coil of
electromagnetic
valve has power
Measure the
resistance with
Ohmmeter
Change wire coil or
change valve if
necessary
Operation voltage is
unstable
Measure voltage
Change input power
resource
Water pressure is
less than 0.012Mpa
Open the tap and
estimating
Installing a pressure
increase pump or change
a new valve with lower
water pressure
Filter is stopped
Check optically
Regular wash filter
Water pressure is
high than 0.8Mpa
Open the tap and
estimating
Installing a pressure
reduction pump or
change a new valve with
high operational voltage
(about
１０％
more)
