Gree GJC09AF-E6RNB3A Service Manual page 32

Malfunction
No. Dual-8
Name
Code
Display
Compressor
rated
25 P1
frequence in
test state
Compressor
maximum
26 P2
frequence in
test state
Compressor
intermediate
27 P3
frequence in
test state
Overcurrent
protection of
28 phase P5
current for
compressor
Charging
29 malfunction PU
of capacitor
Malfunction
of module
30 P7
temperature
sensor circuit
30
Display Method of Indoor Unit
Indicator Display (during
blinking, ON 0.5s and OFF 0.5s)
Operation Cool Heat
Indicator Indicator Indicator
(during
(during
blinking,
blinking,
ON 0.25s
0.25s
and OFF
and OFF
0.25s)
0.25s)
(during (during
blinking, blinking,
ON 0.25s ON 0.25s
and OFF and OFF
0.25s) 0.25s)
(during (during
blinking, blinking,
ON
0.25s 0.25s
and OFF and OFF
0.25s) 0.25s)
OFF 3S
and blink
15 times
OFF 3S
and blink
17 times
OFF 3S
and blink
18 times
Display Method of Outdoor
Unit
Indicator has 3 kinds of
display status and during
blinking, ON 0.5s and OFF
0.5s
Yellow Red
Indicator Indicator
ON
ON
A/C Status
Green
Indicator
During cooling and
drying operation,
compressor will stop
while indoor fan
will operate;During
heating operation, the
complete unit will stop
operation.
During cooling and
drying operation,
compressor will stop
while indoor fan
will operate;During
heating operation, the
complete unit will stop
During cooling and
drying operation,
compressor will stop
while indoor fan
will operate;During
heating operation, the
complete unit will stop
Service Manual
Possible Causes
Showing during
nominal cooling or
nominal heating test
Showing during max.
cooling or
max. heating test
Showing during
middle cooling or
middle heating test
Refer to the
malfunction
analysis (IPM
protection, loss
of synchronism
protection and
overcurrent
protection of phase
current for
compressor.
Refer to the part
three—charging
malfunction analysis
of capacitor
Replace outdoor
control panel AP1
Installation and Maintenance