>a__WcU[S^ <[c >a`V[e[a`Wc
2m continuously
13 13(0DH) 31D Solenoid valve
abnormal
Solenoid valve act
incorrectly 3 times
continuously
○
14 76(4CH) 15D Discharging temp.
sensor abnormal
Sensor broken down or
short circuit for more than
2m continuously
○
15
05(05H)
17D
EEPROM abnormal
EEPROM data missing
Run as the
default
value
16 84(54H) 26D Pressure
abnormal(low
pressure)
Low pressure switch acts in
normal running
○
17
80
(
50H
)
15D Compressor
overheat
the
discharging
temperature is higher than
120degree
Resumable
if lower
than
100degree
18
12
(
0CH
)
23D
Abnormal mode
Indoor operation mode is
different with the running
indoor unit.
○
19
75
(
4BH
)
18D Outdoor
coil
B(suction temp
sensor—for MRV II)
Sensor broken down or
short circuit for more than
2m continuously
○
20
77
(
4DH
)
15D Outdoor
discharging
B(oil temp
sensor—for MRV II)
Sensor broken down or
short circuit for more than
2m continuously
○
○
shows resumable fault,
※
shows it is not resumable fault.
-159-
Summary of Contents for AB072XCBAA
Page 21: ... a__WcU S c a V e a Wc AU84NXTBAA 66 33 1 23 4 43 33 61 2 3 160 2 15 3 52 21 ...
Page 138: ... a__WcU S c a V e a Wc AU282XHBAA AU422XIBAA PCB printed diagram 138 ...
Page 141: ... a__WcU S c a V e a Wc AU84NXTBAA PCB printed diagram 141 ...
Page 144: ... a__WcU S c a V e a Wc AB AE AD units PCB printed diagram 144 ...
Page 149: ... a__WcU S c a V e a Wc AF07 142XCBAA PCB printed diagram 149 ...
Page 180: ...MEMO Commercial Air Conditioner ...