Wilo Stratos GIGA2.0-D, Инструкция по установке и эксплуатации

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Faults, causes and remedies en
Installation and operating instructions Wilo-Stratos GIGA2.0-I, Wilo-Stratos GIGA2.0-D 249
Code Fault Cause Remedy
409 Incomplete software
update. The software update
was not completed. Software update with a
new software bundle is re-
quired.
Additional information about causes and remedy:
The pump can work only once the software update has been completed.
410 Voltage analogue input
overloaded. Voltage analogue in-
put short-circuited or
too heavily loaded. Check line and consumers
connected to power supply
of analogue input for
short-circuit.
Additional information about causes and remedy:
The fault impairs the binary inputs. EXT. OFF is set. The pump is stationary.
411 No mains phase No mains phase Checking the mains con-
nection
Additional information about causes and remedies:
Operation cannot be maintained. Possible causes:
1. Contact fault on mains connection terminal.
2. Fuse of a mains phase has tripped.
420 Motor or electronic
module defective. Motor or control
module faulty. Replace motor and/or con-
trol module.
Additional information about causes and remedy:
The pump cannot determine which of the two components is faulty. Contact
service.
421 Control module faulty. Control module
faulty. Replace the control mod-
ule.
Additional information about causes and remedy:
Contact service.
Table 55: Error messages
18.4 Warning messages
Warning displayed:
ƒ
The status display is marked in yellow.
ƒ
Warning message, warning code (W...), cause and remedy are described as text.
Display of a warning in 7-segment LED display:
Warnings indicate restricted pump function. The pump continues to operate in re-
stricted mode (emergency operation).
Depending on the cause of the warning, emergency operation leads to a restriction
of the control function and even reactivation of a fixed speed.
If the pump identifies as part of permanent monitoring that the cause of the warn-
ing no longer applies, the warning is revoked and operation resumes.
If a warning message is output, the display is permanently on and the green LED indic-
ator is off.
Code Warning Cause Remedy
550 There is flow through
the pump in the oppos-
ite direction of flow. External influences
cause flow against
the direction of the
pump’s flow. Check power control of the
pumps,
install swing check valve if
needed.
Additional information
about causes and rem-
edy:
If flow passing through
pump in the opposite
direction is too strong,
the motor can no longer
start.
551 Undervoltage Power supply has
dropped below 342 V. Check power supply.