Wilo Helix VE 11kW-IE5, Installation And Operating Instructions Manual

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39 Installation and operating instructions – Wilo-Helix VE / MVIE 11/15/18,5/22kW – IE5
English
10.1 Faults table
All incidents mentioned hereafter will have the
following effect:
• Deactivation of the SBM relay (when parameter -
ised in “available transfer” mode).
• Activation of the SSM relay “failure transfer”
when the max. quantity of one malfunction type
is reached within a 24-hour period.
• Lighting of a red LED
.
Error
code
Ramp time
before
signalling of
error
Time
before the
error
is taken into
account after
signalling
Waiting time
before
automatic
reactivation
Max.
error in
24 h
Faults
Possible causes
Remedies
Waiting
time
before
reset
E001 60 s 0 s 60 s 6
The pump is overloaded,
malfunctioning
Density and/or viscosity of the
pumped fluid too high
300 s
The pump is obstructed
by foreign bodies
Dismantle the pump,
replace the malfunctioning
components or clean it
E004
(E032) ~5s
0 s 300 s 6
The power supply to
the converter is in
undervoltage
Check the voltage at the
converter terminals
300 s
E005
(E033) ~5s
300 s
0 s if error
deleted
6
The power supply to the
converter is at overvoltage
Check the voltage at the
converter terminals
0 s
E006 ~5s 300 s
0 s if error
deleted
6
A power supply phase is
missing
Check the power supply 0 s
E007 0 s 0 s
0 s if error
deleted
Unlimited
The converter operates as
a generator. Warning, no
pump deactivation
The pump has switched
direction, check the
impermeability of the valve
0 s
E010 ~5s 0 s Unlimited 1 The pump is blocked
Dismantle pump, clean it
and replace the faulty parts.
Possible mechanical motor
malfunction (roller bearings)
60 s
E011 15s 0 s 60 s 6
The pump is deactivated
or is running dry
Re-prime by filling the
pump (See § 9.3). Check the
impermeability of the foot
valve
300 s
E020 ~5s 0 s 300 s 6
The motor is heating up
Clean the cooling ribs at the
back and under the converter,
as well as the fan cap
300 s
Room temperature above
product characteristics
Improve the ventilation of the
premises
E023 0 s 0 s 60 s 6
The motor is short-
circuited
Remove the motor-converter
from the pump and check it or
replace it
60 s
E025 0 s 0 s Unlimited 1
A phase of the motor is
missing
Check the connection
between the motor and the
converter
60 s
E026 ~5s 0 s 300 s 6
The motor’s temperature
sensor is faulty or has a
bad connection
Remove the motor-converter
from the pump and check it or
replace it
300 s
E030
E031
~5s 0 s 300 s 6
The converter is heating
up
Clean the cooling ribs at the
back and under the converter,
as well as the fan cap
300 s
Room temperature above
product characteristics
Improve the ventilation of the
premises
E042 ~5s 0 s Unlimited 1
The sensor cable (IN1)
is cut
Check for the correct power
supply and wiring to the
sensor
60 s
E050 60 s 0 s
0 s if error
deleted
Unlimited
The BMS communication
is faulty
Check the connection 300 s
E077 0 s 0 s Unlimited 1
24 V power supply voltage
of sensors faulty
Check the sensors and their
connections
60 s
E--- 0 s 0 s Unlimited 1
Converter internal
malfunction
Call customer service 60 s