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21
FAULT CODES
FLASH
FAULT
SOLUTION
1 FLASH
/5 SECS
Input over/under voltage.
Occurs when input voltage
is outside the range of
<10.5 and >15.5V.
The inverter will make a beeping sound and stop outputting. It'll
then take one minute to detect a voltage. If the inverter receives a
compatible input voltage it will recover automatically:
When threshold voltage >12.0V: The inverter will automatically
recover from under-voltage protection.
When threshold voltage <14.5V: The inverter will automatically
recover from over-voltage protection.
2 FLASH
/5 SECS
AC output short-circuit.
The inverter will make a beeping sound and stop outputting.
Please unplug and check your appliance, then restart your inverter
manually.
3 FLASH
/5 SECS
Over-temperature.
Occurs when ambient
temperature rises above
60°C. Usually due to
poor ventilation or fan
malfunction.
The inverter will make a beeping sound and stop outputting.
Turn the inverter off and unplug your appliance. Let the inverter
cool down - the inverter needs to be cooled below 60°C. Once at
a suitable temperature, turn the inverter back on using the switch.
4 FLASH
/5 SECS
Over-load.
The inverter will make a beeping sound and stop outputting after a
few seconds. Unplug your appliance/s, and note the wattage of
them. Do not operate the appliance/s if they reach a wattage that
is over the inverter's rated output. The inverter will then need to be
manually restarted using the switch.
1 FLASH
/1 SECS
Internal fault.
Use the on/off switch to restart the inverter. Repeat several times
until the unit starts up. If the inverter still fails to work normally,
consult that Hardkorr technical team for repairs/replacement.
Do not attempt to disassemble the unit.
RCD
TRIPPED
Current leakage.
Call the Hardkorr technical team and consult a licenced electrician
before resetting the RCD switch or operating the inverter.
FAULT CODES - 1000W
Our 1000W inverters will display a flashing light on its fault LED when one of its protections is
triggered. This LED is found on the output end of the 1000W inverter. If your unit encounters a fault
or error, make sure to inspect the system, noting the conditions, input source, and output wattage.
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