Hitachi UTOPIA RAS-4HVRP2E - Page 307

10 Troubleshooting
Troubleshooting in check mode
SMGB0136 rev.0 - 07/2021
305
10

Information for the outdoor unit
PressPSW2(▼)forforwardofPSW3(▲)tobackward.Theinformationwillbealternatelyindicatedas“Item” “Details”
Item
7-Segment Display
Details
SEG
1
Output State of Outdoor Micro-Computer
SC
Output State of Outdoor Micro-Computer Indication Refer to
“Arrangement of Push Switches and 7-Segment Display
2
Total Capacity of Operated Indoor Unit
oP
Total Capacity of Operated Indoor Units.
Refer to “Indoor Unit Capacity Table”
3
Number of Control Software
SP
Control Software Number in use is indicated
4
Number of Compressor Inverter Software
P
Compressor Inverter Software Number In use Is Indicated
5
Running Frequency of Inverter Compressor MC1
HI
Running Frequency of Number1 Compressor Indication [Hz]
6
Outdoor Fan Step
Fo
Outdoor Fan Step Indication (0 to 27 [Step])
7
Speed of Outdoor Fan 1
F5.
0~1000 (rpm)
8
Outdoor Electronic Expansion Valve Opening
Eo
0~100 (%)
9
High (Discharge) Pressure (Pd)
pd.
0.1~4.9 (MPa)
10
Discharge Gas Temperature on Top of
Compressor MC1
d
1~142 (°C)
11
Outdoor Heat Exchanger Liquid Temperature
(Te1)
E
-19~80 (°C)
12
Ambient Air Temperature (Ta)
o
-19~80 (°C)
13
Liquid Stop Valve Temperature (Tchg)
C
-19~80 (°C)
14
Inverter Fin Temperature
F
-19~127 (°C)
15
Inverter Primary Current
A1
0~199 (A)
16
Inverter Secondary Current
A2
0~199 (A)
17
Indoor Unit Address
nA
0~63
(Indoor Unit Number) *4
18
Indoor Electronic Expansion Valve Opening
EA
0-100 (%) *4
19
Liquid Pipe Temperature of Indoor Unit
LA
-19~127 (°C) *4
20
Gas Pipe Temperature of Indoor Unit
uA
-19~127 (°C) *4
21
Indoor Unit Inlet Air Temperature
A
-19~127 (°C) *4
22
Indoor Unit Outlet Air Temperature
oA
-19~127 (°C) *4
23
Cause Code of Indoor Unit Stoppage
dA
0~99 *4
24
Accumulated Operation Time of Compressor
MC1
UJ
[10 Hours]
25
Accumulated Operation Time of Compressor
MC1 (Resetable)
cU
[10 Hours]
Accumulated operation time can be reset *2
26
Outdoor Unit Alarm Code
AC
o~FF
27
Cause Code of Inverter Stoppage 1

Cause of INV Compressor MC1 Stoppage
Refer to “Cause Code of Inverter Stoppage”
28
Abnormal Data Record (Number1)
n1
Accumulated Operating Time.
Alarm Code or Cause Cicle of Indoor Unit Stoppage, Cause Code
of Inverter Fan Stoppage
29
.......
...
30
Abnormal Data Record (Number9)
n9
31
Capacity of Outdoor Unit
oC
Capacity Code of Outdoor Unit.
For example, 40 represent that 40/8[5]HP.
32
Total Capacity of Connected Indoor Units
CP
Total Capacity of Connected Indoor Units
33
Connected Indoor Unit Number
AA
Connected Indoor Unit Number
34
Refrigerant Cycle Number
GA
Refrigerant Cycle Number