11.4 Error Codes and Description indoor display
Code indication
fault description
Reference
Page
Indoor
displaying
panel code
indication
Outdoor
(LED1 flash
times)
Indoor
and
Outdoor
E7
15
Communication fault between indoor and
outdoor units
Page 58.
Indoor Malfunction
E1
--
Room temperature sensor failure
Page 49.
E2
--
Heat-exchange sensor failure
Page 49.
50.
e
g
a
P
r
o
r
r
e
M
O
R
P
E
E
r
o
o
d
n
I
-
-
4
E
E14
--
Indoor fan motor malfunction
Page 51.
Outdoor
Malfunction
50.
e
g
a
P
r
o
r
r
e
M
O
R
P
E
E
r
o
o
d
t
u
O
1
2
1
F
53.
e
g
a
P
M
P
I
f
o
n
o
i
t
c
e
t
o
r
p
e
h
T
2
1
F
F22
3
Overcurrent
protection of
AC electricity
for
the outdoor model
Page 54.
F3
4
Communication fault between the IPM and
outdoor PCB
Page 55.
F19
6
Power voltage is too high or low
Page 56.
F4
8
Overheat
protection
for
Discharge
temperature
Page 57.
F21
10
Defrost temperature sensor failure
Page 49.
F7
11
Suction temperature sensor failure
Page 49.
F6
12
Ambient temperature sensor failure
Page 49.
F25
13
Discharge temperature sensor failure
Page 49.
F11
18
deviate from the normal
for the compressor
Page 60.
F28
19
Loop
of
the station detect error
Page 60.
F2
24
Overcurrent of the compressor
Page 54.
F23
25
Overcurrent protection for single-phase of the
compressor
Page 54.
F8
9
Page 52.
Outdoor DC fan motor fault
Service diagnosis
Domestic air conditioner
E9
21
High work-intense protection
Page 61.
48
Summary of Contents for 2U14CS4ERA
Page 10: ... Pinping diagrams Domestic air conditioner 4ˊPinping diagrams 8 ...
Page 11: ... Operation range Domestic air conditioner 5ˊOperation range 9 ...
Page 15: ...PCB 2 CN1 CN5 CN6 CN7 CN10 CN11 CN8 CN9 CN2 CN3 CN4 Domestic air conditioner Wiring diagram ...
Page 16: ...0 Wiring diagram Domestic air conditioner ...
Page 35: ...WARNING CAUTION Installations Domestic air conditioner 33 ...
Page 36: ...Installations Domestic air conditioner 34 ...
Page 37: ...Installations Domestic air conditioner 35 ...
Page 38: ...Installations Domestic air conditioner 36 ...
Page 39: ...Installations Domestic air conditioner 37 ...
Page 40: ...Installations Domestic air conditioner 38 ...
Page 41: ...Installations Domestic air conditioner 39 ...
Page 85: ...1 Removal Procedure 1 Domestic Air Conditioner p ...
Page 87: ...Loosen the screws and pull the panel Removal Procedure 3 Domestic Air Conditioner ...
Page 89: ...Removal Procedure 5 Domestic Air Conditioner 2 ...
Page 90: ...Removal Procedure 6 Domestic Air Conditioner 3 ...
Page 91: ...2 Loosen the fixing screws and remove the motor Removal Procedure 7 Domestic Air Conditioner ...
Page 92: ...Removal Procedure 8 Domestic Air Conditioner 4 F M P B ...
Page 93: ...and remove the reactor Loosen the screw Removal Procedure 9 Domestic Air Conditioner ...
