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Troubleshooting
operation and installation manual
zappi
53
Faults
If any of the following fault messages are displayed, follow the action described.
Displayed Message
Description
Action
Unknown Cable !
zappi
has detected an unknown EV
cable (untethered units only)
Make sure you are using genuine IEC
62196-2 compliant plugs.
Range supported: 32A, 20A and 13A.
zappi
will automatically retest the cable
after 5 seconds.
If the issue persists, unplug the cable
check for dirt in the plug and try again.
Pilot problem !
zappi
has detected an issue with the
“Control Pilot” signal on the cable
between the
zappi
and the EV.
zappi
will automatically retest the cable
after 5 seconds.
If the issue persists unplug the cable,
check for dirt in the plug and try again.
Lock Failure !
Fault code 23
The socket lock actuator couldn’t
lock/unlock the inserted plug as
expected (untethered units only).
This message can happen when the plug is
not fully inserted or if it is twisted or pulled
from the socket.
Push the plug fully into the
zappi
to
release the plug, then press and hold the
button to reset the unit.
Output Fault !
Fault code 24
zappi
has detected a wrong output
voltage. e.g. a voltage has been
detected when it should be off.
Unplug the EV, press and hold the
button to reset the unit.
PE Fault !
Fault code 25
zappi
has detected a problem with the
main earth connection to the unit. The
earth is either disconnected or the
impedance of the earth connection is
too high.
Unplug the EV, check the earth connection
to the
zappi
and then hold the button to
reset the unit.
If the electricity supply is “IT earthed”
check the Supply Grid / Earthing menu
setting.
Comms Fault !
Fault code 26
zappi
has detected an issue with the
built-in protection components.
Unplug the EV, press and hold the
button to reset the unit.
SelfTest Failed !
Fault code 27
The built-in protection devices couldn’t
be tested or failed the test prior to a
charge.
Unplug the EV, press and hold the
button to reset the unit.
Contactor Fault !
Fault code 28
The relay inside the
zappi
has a welded
contact. The secondary relay is open to
make sure that the supply to the EV is
isolated.
Unplug the EV, press and hold the
button to reset the unit.
RCD Tripped !
Fault code 29
The internal Earth leakage protection
has tripped.
Unplug the EV, make sure that the fault
has been removed then press and hold the
button to reset the unit.
PEN Fault!
Fault code 29
The internal protection against the loss
of the PEN conductor on the electricity
supply has tripped.
Unplug the EV, make sure that the fault
has been removed then press and hold the
button to reset the unit.
Overload !
Fault code 30
The EV is drawing too much current –
the output is switched off.
Unplug the EV, press and hold the
button to reset the unit.