Fault Codes; Filter Service Life Display - Ispring RO500AK Installation Instructions & Owner's Manual

3) Fault Codes

Type
E1: Water shortage
prompt
E2: Water leakage
protection
E3: Timeout
protection for
continuous pump
operation
E4: Start-stop
protection for
frequent pumping
E5: Low-
temperature
protection

4) Filter Service Life Display

Service Life Stage
Normal
Warning
Alarming
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Reminder
Display code
The fault light flashes red
once per second.
Filter CF Filter flashes
blue once per second.
The fault light flashes red
once per second.
Filter RO Filter flashes
blue once per second.
The fault light flashes red
once per second.
Filter CB Filter flashes
blue once per second.
The fault light flashes red
once per second.
Filter CF+RO Filter
flashes blue once per
second.
The fault light flashes red
once per second.
Filter CB+RO Filter
flashes blue once per
second.
Remaining Life
(Days)
(net water/liter)
＞15
0 - 15
0
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Buzzer
When the user runs
water, the machine
will buzz three times.
The buzzer will sound
for 3 minutes.
The buzzer will sound
four times.
The buzzer will sound
five times.
The buzzer will sound
six times.
Remaining
Capacity
Indicator Color
＞150
0 - 150
0
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Solution
Once the inlet water
pressure returns to
normal, the water
shortage prompt is
automatically
reconciled, and the
machine resumes
regular operation.
Identify leakage
source. Once
corrected, the product
automatically returns
to regular operation.
Reconnect to the
power supply.
Reconnect to the
power supply.
Reconnect to the
power supply.
Prompt
Buzzer
Blue None
Purple Sounds twice.
Sounds when
Red
water is flowing.
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