Fault Codes - zappi -2H07UW-G User Manual

22. Fault Codes

If any of the following fault messages are displayed, follow the action described.
Displayed Message
Unknown Cable !
Pilot problem !
Lock Failure !
Fault code 23
Output Fault !
Fault code 24
PE Fault !
Fault code 25
Comms Fault !
Fault code 26
SelfTest Failed !
Fault code 27
Contactor Fault !
Fault code 28
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clamped correctly
around the grid supply
cable
Description
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 has detected an issue with
the "Control Pilot" signal on the
cable between the zappi and the
EV.
The socket lock actuator couldn't
lock/unlock the inserted plug as
expected (untethered units only).
zappi has detected a wrong
output voltage. e.g. a voltage has
been detected when it should be
off.
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.
zappi has detected an issue with
the built-in
components.
The built-in protection devices
couldn't be tested or failed the
test prior to a charge.
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.
Action
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.
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.
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
unit.
Unplug the EV, press and hold the
button to reset the unit.
Unplug the EV, check the earth
connection to the zappi and then
hold the
unit.
If the electricity supply is "IT
earthed" check the Supply Grid /
Earthing menu setting.
Unplug the EV, press and hold the
button to reset the unit.
protection
Unplug the EV, press and hold the
button to reset the unit.
Unplug the EV, press and hold the
button to reset the unit.
button to reset the
button to reset the