Hitachi RAS-5HVRNM1E Service Manual page 297

8 Troubleshooting
Contents for Check mode 2
When more than three indoor units are connected to remote control switch, the latest data of only the first three indoor units
are connected serially are displayed.
If you press the part "▲" of the TEMP switch, the next display appears. If you press the past "▼" of the TEMP switch, the
previous display appears.
Temperature indication
Indoor unit air inlet
91 23
1 temp. at thermistor
(°C)
Indoor unit discharge
92 50
2 air temp. at thermistor
(°C)
Indoor unit heat
93 25
exchanger liquid
3
pipe temp. (freeze
protection) (°C)
Outdoor temperature
94 12
4
(°C)
Indoor unit heat
95 25
5 exchanger gas pipe
temp. (°C)
Evaporating temp.
96 03
6
at heating (°C)
97 
7 Control information
Discharge gas temp.
98 45
8 at the top of comp.
chamber (°C)
Compressor pressure/frequency indication
Discharge pressure
99 18
9
(high) (x 0.1 MPa)
Suction pressure (low)
9 04
10
(x 0.01 MPa)
9b 44
11 Control information
Operating frequency
9C 44
12
(Hz)
Expansion opening indication
Indoor unit expansion
9d 20
13
valve opening (%)
Outdoor unit
9E 
14 expansion valve mv1
opening (%)
Estimated electric current indication
Compressor running
9F 20
15
current (A)
Returns to temperature indication
289
SMGB0060 rev. 1- 12/2010
Indication of the category code
Indication of the temperature, etc
Corresponds to check mode 1 "b2"
Corresponds to check mode 1 "b3"
Corresponds to check mode 1 "b4"
Corresponds to check mode 1 "b6"
Corresponds to check mode 1 "b7"
Corresponds to check mode 1 "b8"
Corresponds to check mode 1 "b9"
Corresponds to check mode 1 "b"
Corresponds to check mode 1 "H1"
Corresponds to check mode 1 "H2"
Corresponds to check mode 1 "H3"
Corresponds to check mode 1 "H4"
Corresponds to check mode 1 "H2"
Corresponds to check mode 1 "H3"
Corresponds to check mode 1 "H4"
The total value is displayed when several compressors are running
8