25
UDI 5-3-2020
Maintenance Manual - 6Matic
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10 - TROUBLE SHOOTING
#
Problem
Check
If
Solution
1
System does
not work
Power
Main switch
OFF
Check main switch is ON
Check Power supply is available
(electricity).
Check Fuses/overload
Fault lamp
Main switch
ON
Check for possible reason - remedy
2
No water
flowing
Valve
Not open
Open valves
3
Flow rate is
low or
outlet
pressure is
low.
Water
pressure (inlet)
or line
pressure
Pressure is
low (usually
below 2,4 bar
/ 35 psi)
Press Manual Flush button
(when all required valves are open).
Increase pressure to normal:
-Water company
-Pumps
-Remote valves
-Main Line blocking
Normal
Go to next line
5
Pressure
drop too
high
Pressure drop
on filter -
difference in
readings of
pressure gage
D.P. is high,
over 0.5 bar,
(7 psi).
Trigger a flush cycle
6
D.P. remains
high after a
flush cycle
Check flow rate - if not excessive (higher
than design flow rate).:
Repeat the above mentioned (Manual
Flush) and if D.P. is high:
●
Check for any disconnected or
leaking control tubes and
disconnected wires
●
Unusually high dirt load beyond
design- call service meanwhile
reduce flow rate.
●
Unusual Blocking of filter (close
isolation valves) dismantle filter and
clean screens (See chapter 9.7).
7
Flush valve
does not
close
Dirt on the
valve’s seat
Dirty
Close water entry - release pressure and
clean valve.
8
Flush valve
does not
open
Solenoid valve
lamp light not
ON
Wiring problem - replace solenoid if
faulty.
9
Flush cycles
are too
frequent
Raw water
Dirt load is
high or
"sticky" or a
defect
Contact your installer.
