Gree GRS-CQ6.0Pd/Na-K Service Manual page 112

Air-to-water heat pump
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AIR-TO-WATERHEATPUMP
solar outlet
No display
protection
the first internal electric
EH
heater connection
Malfunction
second internal electric
EH
heater connection
Malfunction
sanitary water tank
EH
electric heater
connection Malfunction
Pull-out of the
dU
gate-controller
Mainboard of outdoor unit is
damaged.
The resistance of temperature
sensor is not correct.
The
plug
High-temp
sensor
connected to the socket on
mainboard.
Mainboard of outdoor unit is
damaged.
The AC contactor is damaged.
The AC contactor is damaged.
The AC contactor is damaged.
the gate-controller is pull out
on
temperature
is
not
correctly
Press ON/OFF key to clear
De-energize the unit and then,
energize
malfunction is removed, the
code will be cleared.
De-energize the unit and then,
energize
malfunction is removed, the
code will be cleared.
De-energize the unit and then,
energize
malfunction is removed, the
code will be cleared.
It will be cleared after the
gate-controller is rewire
MAINTENANCE
it
again.
If
the
it
again.
If
the
it
again.
If
the
106

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