Trouble Shooting - Growatt SPF 5000T DVM-MPV User Manual

Trouble Shooting

Problem
Unit shuts down
automatically
during startup
process.
No response after
power on.
Buzzer beeps
continuously and
red LED is on.
LCD/LED/Buzzer
LCD/LEDs and buzzer
will be active for 3
The battery voltage is too low
seconds and then (<1.91V/Cell)
complete off.
No indication.
Fault code 01
Fault code 02
Fault code 03
Fault code 04 The battery voltage is too low.
Fault code 05
Fault code 06/58
Fault code 07
Fault code 20
Fault code 51
Explanation / Possible cause
1. The battery voltage is far
too low. (<1.4V/Cell)
2. Battery polarity is
connected reversed.
Fan fault
Internal temperature of
component is over 90°C.
Battery is over-charged.
The battery voltage is too high.
Output short circuited.
Output abnormal (Inverter voltage
below than 180Vac or is higher
than 290Vac)
Overload error. The inverter is
overload 110% and time is
up.
BMS communication failed
Over current or surge
What to do
1. Re-charge battery.
2. Replace battery.
1. Check if batteries and
the wiring are connected
well.
2. Re-charge battery.
3. Replace battery.
Replace the fan.
Check if the air flow of the
unit is blocked or the
ambient temperature is too
high.
Return to repair center.
Check if spec and quantity
of batteries are meet
requirements.
Check if wiring is connected
well and remove abnormal
load.
1. Reduce the connected
load.
2. Return to repair center
Reduce the connected load by
switching off some
equipment.
1. Check the BMS
communication wire to see if
it‟s well connected
2. Check the transceiver signal
Restart the unit, if the error
happens again, please return
to repair center.
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