Gree VERSATI SERIES, Service Manual

Page: 105 / 158

102
Air to Water Heat Pump
Service Manual- Versati Series
NBJOUFOBODF
F3
Gas pipe temperature sensor inside
refrigerant error
Ɣ
The plug on temperature sensor is
not correctly connected to the socket on
mainboard.
Ɣ The resistance of temperature sensor
is not correct.
It will be automatically cleared after the
failure is removed.
dF
other thermal outlet temperature
sensor error
Ɣ
The plug on temperature sensor is
not correctly connected to the socket on
mainboard.
Ɣ The resistance of temperature sensor
is not correct.
It will be automatically cleared after the
failure is removed.
F0
Remote room temperature sensor
error
Ɣ The plug on temperature sensor is
not correctly connected to the socket on
mainboard.
Ɣ The resistance of temperature sensor
is not correct.
It will be automatically cleared after the
failure is removed.
Ec Water switch error
Ɣ
The switch is damaged.
Ɣ
The wire of the switch is loose.
Ɣ The position of the switch is wrong
I t w i l l b e c l e a r e d a f t e r t h e u n i t i s
energized again.
E2 Indoor anti-frozen protetion
Ɣ
The resistance of temperature sensor
is not correct.
Ɣ
The electric expansion valve can not
work normally.
It will be cleared once malfunction is
removed or it will be shown all the time;
but it will be cleared immediately when
switching operation mode.
No display
Sanitary water tank High-temp
protection
Ɣ
The resistance of temperature sensor
is not correct.
Ɣ
The plug on temperature sensor is
not correctly connected to the socket on
mainboard.
Ɣ
Mainboard of outdoor unit is damaged.
Press ON/OFF key to clear
Ed
o u t l e t t e m p e r a t u r e H i g h - t e m p
protection (This error code will not
displayed on wired controller but
only on mainboard of outdoor unit)
Ɣ The resistance of temperature sensor
is not correct.
Ɣ The plug on temperature sensor is
not correctly connected to the socket on
mainboard.
Ɣ
Mainboard of outdoor unit is damaged.
If the malfunction is removed, the code
will be automatically cleared.
No display solar outlet High-temp protection
Ɣ
The resistance of temperature sensor
is not correct.
Ɣ The plug on temperature sensor is
not correctly connected to the socket on
mainboard.
Ɣ
Mainboard of outdoor unit is damaged.
Press ON/OFF key to clear
EH
the first internal electric heater
connection Malfunction
Ɣ
The AC contactor is damaged.
De-energize the unit and then, energize it
again. If the malfunction is removed, the
code will be cleared.
EH
second internal electric heater
connection Malfunction
Ɣ
The AC contactor is damaged.
De-energize the unit and then, energize it
again. If the malfunction is removed, the
code will be cleared.
EH
sanitary water tank electric heater
connection Malfunction
Ɣ The AC contactor is damaged.
De-energize the unit and then, energize it
again. If the malfunction is removed, the
code will be cleared.
dU Pull-out of the gate-controller
Ɣ
the gate-controller is pull out
It will be cleared after the gate-controller
is rewire