Gree GWH09KF-A3DNB1A, Установка, обслуживание и устранение неисправностей

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66
Fault Displays
9,000 and 12,000 btuh units
No.
Malfuntiuon
Name
Display Method of Indoor Unit Display Method of Outdoor Unit
A/C Status Possible Causes
Dual-8
Code
Display
Indicator Display (during
blinking, ON 0.5s and OFF 0.5s)
Indicator has 3 kinds of display
status and during blinking, ON
0.5ws and OFF 0.5s
Operation
Indicator
Cool
Indicator
Heating
Indicator
Yellow
Indicator
Red
Indicator
Green
Indicator
47 The four-
way valve is
abnormal
U7 OFF
3S and
blink 20
times
If this malfunction
occurs during heating
operationg, the
complete unit will stop
operation
1. Supply voltage is
lower than AC175V; 2.
Wiring terminal 4V is
loosened or broken, 3.
4V is damaged, please
replace 4V
48 Zero-crossing
malfunction of
outdoor unit
U9 OFF 3S
and blink
18 times
During cooling
operation, compressor
will stop while indoor
fan will operate; during
heating, the complete
unit will stop operation.
Replace outdoor control
panel AP1
49 Frequency
limiting
(power)
OFF
3S and
blink 13
times
50 Compressor
running
OFF
3S and
blink
once
51 The
temperature
for turning
on the unit is
reached
OFF
3S and
blink 8
times
52 Frequency
limiting
(module
temperature)
OFF
3S and
blink 11
times
53 Normal OFF
0.5S and
blink
once
54 Defrosting OFF
3S and
blink
once
(during
OFF
0.5S and
blink
twice
Defrosting will occur
in heating mode.
Compressor will operate
while indoor fan will
stop operation.
It’s the normal state.