nVent RAYCHEM HWAT-ECO-GF Manuel D'installation, D'utilisation Et D'entretien page 28

Error Warning
No. message
EN
E:6.3 INTERNAL
ERROR
FR
E:6.4 INTERNAL
ERROR
E:6.5 INTERNAL
ERROR
E:6.6 INTERNAL
ERROR
E:7 GROUND FAULT
E:8 PLAUSIBILITY
CHECK
Water
temperature
too low
Water
temperature
too high
|
28 nVent.com/RAYCHEM
Possible causes
Internal error
Internal error
Internal error
Internal error
There is a leakage of
current to ground
Parameters contradict
each other
Installed heating
cable is different from
the program selected
Insulation thickness
deviates from the required
insulation
thickness; the
ambient temperature
value entered is
too high
Water heating cable
temperature is too
high Insulation
thickness deviates
from the required
insulation thickness;
the ambient
temperature value
entered is too low
Corrective actions
Disconnect HWAT-ECO
controller and replace unit.
When reporting this error,
provide the exact error
number, cable type, cable
length and the setpoint
temperature.
Disconnect HWAT-ECO
controller and replace unit.
When reporting this error,
provide the exact error
number, cable type, cable
length and the setpoint
temperature.
Disconnect HWAT-ECO
controller and replace unit.
When reporting this error,
provide the exact error
number, cable type, cable
length and the setpoint
temperature.
If you are using low noise,
humfree contactor, replace
it with the non-humfree
contactor. If this does
not help, then disconnect
HWAT-ECO controller
and replace unit. When
reporting this error, provide
the exact error number,
cable type, cable length and
the setpoint temperature.
Reset the GFCI.
If GFCI is tripping, check
heating cable.
Check parameter settings.
Check water heater
temperature and timer
program.
Change heating cable type
in HWAT-ECO-GF (can only
be done in Quick start).
Increase maintain
temperature.
Change value of ambient
temperature.
Change heating cable type
in HWAT-ECO-GF (can only
be done in Quick start).
Decrease maintain
temperature.
Change value of ambient
temperature.