GRE 6.5 MONO Manuel D'instructions page 35

Index Light Name
Temp Setting In the state of temp setting
Refrigeration
Heat
Defrost
Fan
Alarm
Code Signification
A11 External alarm
A12 External alarm
A15 External alarm
A21 Water temperature sensor error Open or short ( showing "OPE" or "SHr" )
A22 Outdoor machine sensor error Open or short ( showing "OPE" or "SHr" when press the key "↓")
A99 Over probation time
What's the meaning of the index lights on the panel?
Light
Ready to refrigerate, in the state of compressor start delay
Refrigerating
Heating Ready to heat, in the state of compressor start delay protection
Defrosting Ready to defrost, in the state of compressor start delay protection
Fan running
-
The meaning of the LED display
Low Pressure Alarm
High Pressure Alarm
Water Flow Alarm
If you have set the probation time F87, the alarm occurs when the accumulative
running time is over probation time, and the controller can not work.
HEAT PUMP
Flash
-
protection
-
Alarm state
Explanation