Sime murelle HE 35 R, Инструкции по установке

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4.6 FUNCTIONING ANOMALIES
When there is a functioning anomaly, an
alarm appears on the display
and the blue
luminous bar becomes red.
Descriptions of the anomalies with relative
alarms and solutions are given below:
– LOW WATER PRESSURE ANOMALY
ALARM 02 (fig. 23/1)
If the pressure detected by the transdu-
cer is lower than 0.5 bar, the boiler
stops and the display shows the alarm
“ALL 02”.
Proceed with the pressure restoration
until the pressure indicated by transdu-
cer is between 1 and 1.5 bar.
If the load procedure has to be repea-
105
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ENG
4.5.4 WILO-YONOS PARA PWM pump diagnose and remedy (fig. 22/b)
Fig. 22/b
LED
LED diagnose and remedy
Led color
Continuous green
Meaning
Normal running
Diagnostic
Pump run as expec-
ted or is faced to a
phenomenon that
shortly affects its
running
Cause
Normal operation
Remedy
Red/green blinking Abnormal situation
(pump functional
but stopped) Pump will restart
by itself after the
abnormal situation
disappeared 1. Undervoltage or
Overvoltage:
U<160V or U> 253V
2. Module overvoltage:
T° inside motor too high
1. Check voltage supply:
195V<U<253V
2. Check water & ambient
T°
Red blinking
Stopped (e.g. pump
blocked) Reset the pump
Check LED signal Pump cannot restart itself
due to a permanent failure Change pump
No LED No power supply No voltage
on electronics 1) Pump is not connected
to power supply
2) LED is damaged
3) Electronics are damaged
1) Check cable connection
2) Check if pump is runnning
3) Change pump