Functions and control
F21
10
Frost-removing temperature sensor failure
F6
12
Ambient temperature sensor failure
F25
13
Exhaust temperature sensor failure
E7
15
Communication fault between indoor and outdoor units
F11
18
deviate from the normal for the compressor
----
19
Loop of the station detect error
E9
21
High work-intense protection
---
24
Overcurrent of the compressor
---
25
Overcurrent protection for single-phase of the compressor
----
36
The socket protect
7.2 Value of Thermistor
Domestic air conditioner
2
7.2.1 Outdoor Unit
Ambient Sensor, Defrosting Sensor, Pipe sensor
R25
ć
=10K
¡f
3% B25
ć
/50
ć
=3700K
f
3%
Temp.(
ć
)
Max.(K
Ω
)
Normal(K
Ω
)
Min.(K
Ω
)
Tolerance(
ć
)
-30
165.2170
147.9497
132.3678
-1.94
1.75
-29
155.5754
139.5600
125.0806
-1.93
1.74
-28
146.5609
131.7022
118.2434
-1.91
1.73
-27
138.1285
124.3392
111.8256
-1.89
1.71
7.1.5.9 Dred function
Receiving the signal of DRED
ˈ
the corresponding symbol will be displayed.
If receive the DRM1 , “d1” is displayed.
If receive the DRM2 , “d2” is displayed.
If receive the DRM3 , “d3” is displayed.
Summary of Contents for 1U26QE4ERA
Page 14: ...Operation range Domestic air conditioner 5 Operation range 12 10 0 20 16 32 10 20 15 ...
Page 64: ...Circuit diagrams 62 Domestic air conditioner ...
Page 65: ...Circuit diagrams Domestic air conditioner 12 2 Module board Circuit Diagram 63 ...
Page 70: ...Removal Procedure 2 Removal of Electrical Box 3 Domestic Air Conditioner ...
