Maintenance; Error Code List - Gree SAP24HP230V1A Service Manual

9. Maintenance

9.1 Error Code List

Display Method of Indoor Unit
Indicator Display (during
Malfunction
blinking, ON 0.5s and OFF
Dual-8
NO.
Name
0.5s)
Code
Display
Operation
Indicator
High
pressure
1 E1
protection of
system
Antifreezing
2 E2
protection
Refrigerant
3 leakage F0
protection
High
discharge
4 temperature E4
protection of
compressor
Overcurrent
5 E5
protection
Communi-
6 cation E6
Malfunction
High
temperature
7 E8
resistant
protection
EEPROM
8 EE
malfunction
Limit/
decrease
frequency
9 EU
due to high
temperature
of module
Malfunction
10 protection of C5
jumper cap
70
Display Method of Outdoor
Unit
Indicator has 3 kinds of
display status and during
blinking, ON 0.5s and OFF
0.5s
Cool Heating Yellow Red
Indicator Indicator Indicator Indicator
OFF 1S
and blink
3 times
OFF 1S
and
blink
9 times
OFF 1S
and blink
7 times
OFF 1S
and blink
5 times
Always
OFF 1S
and blink
6 times
OFF 1S
and blink
11 times
A/C status
Green
Indicator
During cooling and drying
operation, except indoor
fan operates, all loads stop
operation.
During heating operation, the
complete unit stops.
During cooling and drying
operation, compressor and
outdoor fan stop while indoor
fan operates.
The Dual-8 Code Display will
show F0 and the complete unit
stops.
During cooling and drying
operation, compressor and
outdoor fan stop while indoor
fan operates. During heating
operation, all loads stop.
During cooling and drying
operation, compressor and
outdoor fan stop while indoor
fan operates. During heating
operation, all loads stop.
During cooling operation,
compressor stops while
indoor fan motor operates.
During heating operation, the
complete unit stops.
During cooling operation:
compressor will stop while
indoor fan will operate.
During heating operation, the
complete unit stops.
During cooling and drying
operation, compressor will stop
while indoor fan will operate;
During heating operation, the
complete unit will stop
All loads operate normally,
while
operation frequency for
compressor is decreased
Wireless remote receiver and
button are effective, but can
not dispose the related
command
Service Manual
Possible Causes
Possible reasons:
1. Refrigerant was superabundant;
2. Poor heat exchange (including
and bad radiating environment );
Ambient temperature is too high.
1. Poor air-return in indoor unit;
2. Fan speed is abnormal;
3. Evaporator is dirty.
1.Refrigerant leakage;
2.Indoor evaporator temperature
sensor works abnormally;
3.The unit has been plugged up
somewhere.
Please refer to the malfunction
analysis (discharge protection,
overload).
1. Supply voltage is unstable;
2. Supply voltage is too low and
load is too high;
3. Evaporator is dirty.
Refer to the corresponding
malfunction analysis.
Refer to the malfunction analysis
(overload, high temperature
resistant).
Replace outdoor control panel AP1
Discharging after the complete unit
is de-energized for 20mins, check
whether the thermal grease on
IPM Module of outdoor control
the radiator is inserted tightly.
If its no use, please replace control
panel AP1.
1. No jumper cap insert on
mainboard.
2. Incorrect insert of jumper cap.
3. Jumper cap damaged.
4. Abnormal detecting circuit of
mainboard.
Installation and Maintenance