Hitachi FSG1 Series Technical Catalogue page 401

Compressor Pressure/Frequency Indication
99 18
Discharge Pressure
9
(High) (x 0.1 MPa)
¯
9A 04
Suction Pressure
10
(Low) (x 0.01 MPa)
¯
11 Control Information
¯
9C 44
Operating Frequency
12
(Hz)
¯
Expansion Opening Indication
9d 20
Indoor Unit Expansion
13
Valve Opening (%)
¯
Outdoor Unit
9E gg
14 Expansion Valve MV1
Opening (%)
¯
Estimated Electric Current Indication
9. 20
Compressor Running
15
Current (A)
¯
Returns to Temperature Indication
Temperature Indication
9b 44
TROUBLESHOOTING
This is an indication for internal information for the remote control
switch.
This does not have any specific meaning.
The total frequency is indicated when several compressors are
running
The total value is indicated when several compressors are running
18
/9