Troubleshooting Table - Victron energy MultiPlus 12/500/20 Manual De Instrucciones

7. TROUBLE SHOOTING TABLE
Proceed as follows for quick detection of common faults.
DC loads must be disconnected from the batteries and the AC loads must be disconnected
from the inverter before the inverter and/or battery charger is tested.
Consult your Victron Energy dealer if the fault cannot be resolved.
Problem
The inverter fails
to operate when
switched on
The inverter fails
to operate
The alarm LED
flashes
The alarm LED
flashes
The alarm LED
flashes
The alarm LED
flashes
The alarm LED
flashes
intermittantly
The alarm LED is
on
Cause
The battery voltage is too high
or too low
Processor in no function-mode
Pre-alarm alt. 1. The DC input
voltage is low
Pre-alarm alt. 2. The ambient
temperature is too high
Pre-alarm alt. 3. The load on the
inverter is higher than the
nominal load
Pre-alarm alt. 4. Voltage ripple
on the DC input exceeds
1.25Vrms
Pre-alarm alt. 5. Low battery
voltage and excessive load
The inverter did cut out following
a pre-alarm
19
Solution
Ensure that the battery voltage
is within the correct value.
Disconnect mains voltage.
Switch front switch off, wait 4
seconds.
Switch front switch on.
Charge the battery or check the
battery connections.
Place the inverter in a cool and
well-ventilated room, or reduce
the load.
Reduce the load.
Check the battery cables and
terminals.
Check the battery capacity;
increase if necessary.
Charge the batteries, reduce
the load or install batteries with
a higher capacity. Use shorter
and/or thicker battery cables.
Check the table for the
appropriate course of action.