52
3.7
SIGNAL LED D.H.W. PUMP WILO-YONOS PARA RSL 15/6 (fig. 10)
Fig. 10
LED diagnose and remedy
Led color
Continuous green
Red/green blinking
Red blinking
No LED
Meaning
Normal running
Abnormal situation
(pump functional
but stopped)
Stopped (e.g. pump
blocked)
No power supply
Diagnostic
Pump run as
expected or is faced
to a phenomenon
that shortly affects
its running
Pump will restart
by itself after the
abnormal situation
disappeared
Reset the pump
Check LED signal
No voltage
on electronics
Cause
Normal operation
1. Undervoltage or
Overvoltage:
U<160V or U> 253V
2. Module overvoltage:
T° inside motor too high
Pump cannot restart
itself due to a permanent
failure
1) Pump is not connected to
power supply
2) LED is damaged
3) Electronics are damaged
Remedy
1. Check voltage supply:
195V<U<253V
2. Check water & ambient
T°
Change pump
1) Check cable connection
2) Check if pump is runnning
3) Change pump
WARNING: If the LED signal is
missing or the colour changes
(blinking red/green or blinking
red), contact an authorised
technician.
smoke ducts, flue, washers).
– Control the quality of the fuel.
Frequent intervention of the boiler
shutoff valve
– Control the presence of air in the
system, the function of the circu-
lation pumps.
– Check the load pressure of the
appliance, the efficiency of the
expansion tanks and the valve
calibration.
3.4
ANTIFREEZE PROTECTION
In freezing weather, make sure that
the heating system continues to fun-
ction and that the rooms are kept
warm enough, including the room in
which the boiler is installed; if this
cannot be done, both the boiler and
the heating system must be comple-
tely emptied.
Completely emptying the system
also means emptying the hot water
tank and the hot water heating coil.
3.5 USER WARNINGS
When faults occur and/or the equip-
ment does not operate correctly,
turn it off, without attempting to
make any repairs or take direct
action. For any operation only con-
tact the authorised technical per-
sonnel in your area.
3.6
DISPOSAL OF THE EQUIPMENT
Once it reaches the end of its ope-
rating life, the equipment MUST BE
RECYCLED in line with current legi-
slation.
IT MUST NOT be disposed of together
with urban waste.
It can be handed over to recycling cen-
tres, if there are any, or to retailers
that offer this service.
Recycling prevents potential damage
to the environment and health. It al-
lows to recover a number of recyclable
materials, with considerable savings
in terms of money and energy.
