Functions - Gree FLEXX Series Service Manual

GREE
detected open for continuously a little time. Under discharge high temperature protection, system will be shut
down and display error code E4. When discharge high temperature protection occurs, system will restore
operation if the discharge high temperature sensor is detected to be reclosed within a few minutes after shutdown.
If discharge high temperature protection occurs for several times in a period of time, system will not restore
operation automatically. You need to manually turn off the unit before restarting up the unit.

2.3 Functions

2.3.1 Set Capacity Dip Switch
Set the capacity of the outdoor unit through the four dip switches of the outdoor unit main control board.
Specific dip switch definition, the first dip switch distinguishes the capacity.
Capacity
Dip Switches
2.3.2 Set Defrost Mode
The second dip switch is selecting the defrost mode.
The second dip switch is used to change the defrost setting, factory default setting is standard defrost. Under
extremely low environment temperature, if the standard defrost cannot have the condenser defrosted completely,
please set the second dip switch to be strong defrost. Under strong defrost, the defrosting time will be longer,
which enable the condenser to be defrosted completely.
Defrost mode
Standard Defrost
(Default)
Strong Defrost
24K
DC INVERTER HEAT PUMP CONDENSING UNIT
36K
Outdoor unit dip switches
10
48K 60K