Resetting Fault Codes; Fault History; Servicing The Product; Routine Inspection - Grundfos RSI Instrucciones De Instalación Y Funcionamiento

6.2 Resetting fault codes

When a fault occurs and the RSI stops, examine the
cause of the fault, perform the actions described in
section 6.1 and reset the fault in one of the ways
below:
1. With a long (1 s) press on the Reset button on
the keypad.
2. By entering the Diagnostics menu (M4), entering
Reset faults (M4.2) and selecting Reset faults
parameter.
3. For keypads with LCD display only: By selecting
the value Yes for the parameter and clicking OK.

6.3 Fault history

The inverter will record the 40 most recent fault
codes. Searching this information will help you
investigate the cause of the fault. Fault information is
stored together with additional information in the
Fault history menu.
Check the cause of the fault thoroughly
and remedy the fault before resetting. If it
Caution cannot be reset or persists after resetting,
check the cause again as continuous
resetting will damage the inverter.
In case of overload and overheat
Caution protection, delay the resetting for 5
minutes.
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7. Servicing the product

Warning
• Maintenance and inspection must be
performed by a qualified electrician.
• Do not dismantle the inverter when it is
running. The inverter must be powered
off for at least 5 minutes before
conducting maintenance and
inspection.
It is absolutely forbidden for unauthorised
persons to repair the inverter as this can
cause personal injury or equipment
damage
Any service performed on the inverter by
Note
unqualified staff will void the warranty.

7.1 Routine inspection

To ensure the inverter runs stably, carry out an
annual inspection.

7.1.1 Inspection and maintenance requirements

Warning
• The inspection must be performed by
trained and qualified technical staff.
Disconnect the power supply to the
inverter before starting inspection
1. If it is necessary to conduct an insulation test on
the inverter, all input and output terminals must
have a proper short circuit. Insulation tests must
not be performed on a single terminal. Use a 500
V mega ohm meter to conduct the test.
Do not use the mega ohm meter to test the
Caution
control circuit.
2. When conducting an insulation test on the motor,
between motor and inverter.