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TROUBLE SHOOTING:
2.The Error inquiry should be operate in the stand-by state, keep 5 sec press and hold on the Emergency
button, the error code will be displayed in 10 sec, then the indoor unit display will recovery to the original. If
two or more malfunction happened, each error code will be displayed alternatively. If the appliance could
save information under no power condition, then the error code can be inquired as aforesaid with stand-by
state after power resume.
NOTE: If the troubleshooting inquiry display by 7-segment tube, then the error code will be displayed,
otherwise only the LED of the display board can show.
Power Timer
Error
code
1 2
E1 x o
E33 o x
E34 o x
★
E38 o
E39 o x
★ ★
E41
E42 o o
Remark：★ ★ ★ ★ Light
Running Sleep
3 4 Content
The failure for
x x temperature sensor of
outdoor coil
The failure for
★
x temperature sensor of
indoorroom
The failure for
★
x temperature sensor of
indoor coil temperature
★ ★
Indoor EEPROM failure
Indoor fan motor run
★ ★
abnormally
The failure for Indoor
★
x
grounding protective
★
x Overcooling protection
o x
Flash OFF
The root cause is may be one of the
Remark
following
a. The outdoor temperature sensor loose;
b. The outdoor temperature sensor is
Heat pump
failure;
c. The indoor control board is failure
a. The indoor room temperature sensor
loose;
b. The indoor room temperature sensor is
failure;
c. The indoor control board is failure.
a. The indoor coil temperature sensor
loose;
b. The indoor coil temperature sensor is
failure;
c. The indoor control board is failure.
a. The EEPROM chip loose;
b. The indoor control board is failure
a. There are something block the indoor fan
motor;
7k,9k,12k,
b. The fan motor cord connect loose;
18K
c. The fan motor is failure;
d. The indoor control board is failure
The indoor control board is failure
a. It is normally for protection,When the
indoor pipe temperature below
T<-1℃(-7℃).Outdoor fan motor and
compressor will stop running. When the
Indoor pipe temperature is higher than
7k,9k=-1℃
-1(-7℃),theunit will restart normally
12k=-7℃
b. The indoor coil temperature sensor is
loose;
c. The indoor coil temperature sensor is
failure;
d. The indoor control board is failure.