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8. TROUBLESHOOTING
Error Codes
Error Code Troubleshooting
When an error appears in information display, record details of error, turn ELB
“OFF (o)” immediately
and shut off water supply tap. If an abnormality occurs, component replacement or unit inspection
may be necessary. Contact a local dealer or sales office for assistance. Be prepared to give unit
serial number, specific error details and background when making service calls.
Error indications
Error code
Possible causes
Possible solutions
Water quality
sensor error
Water quality sensor
’s
temperature compensator is
disconnected, severed or
has short-circuited
Water temperature is
temporarily outside
measurable range
(0°C~100°C).
Reset ELB. If error
persists, call for
service.
CPU board error
Memory
element
settings
cannot be read correctly
Settings are incorrect.
A/D circuit error has been
detected.
Reset ELB. If error
persists, call for
service.
Upper limit
pressure error
Supply water temperature is
less than 10°C
Reverse
Osmosis
(RO)
membrane is clogged
Water
sampling
solenoid
valve malfunction has been
detected
Pressure
reduction
valve
malfunction
has
been
detected
Confirm that base
water temperature
is within proper
working range of
10°C~30°C.
Reset ELB. If error
persists, call for
service.
Lower limit
pressure error
Pressure calibration valve
has been improperly
adjusted
Reverse
osmosis
(RO)
membrane is damaged
Defect in pump has been
detected
Drain solenoid valve
malfunction has been
detected
Inspect unit for
leaks. If leak is
found in plumbing
system, call for
service.
Reset ELB. If error
persists, call for
service.
Water leak error
Water has dripped on leak
sensor
If water leaks onto
leak sensor during
replacement
of
filter
cartridges,
reset
ELB
and
allow leak sensor
to
dry.
(See
P.
Error!
Bookmark
not
defined.
)
If leak is found in
plumbing system,
call for service.
Solenoid valve
error
Flow rate sensor is not
properly detecting the
specified working flow rate
Water supply solenoid valve
malfunction has been
detected
Pre-process cartridge is
clogged
Install a
wider-mouthed
water tap outlet. If
error persists after
modification, call
for service.
Содержание Pure Line WE200
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