Hitachi FSXN Series Service Manual page 257

8 Troubleshooting
Item
8 Discharge pressure (High)
9 Suction pressure (Low)
10 Ambient air temperature (Ta)
Discharge gas temperature at the
11 upper part of the compressor MC1
(TD1)
Discharge gas temperature at the
12 upper part of the compressor MC2
(TD2)
Evaporating temperature TE in
13
heating
Gas temperature in the outdoor unit
14
heat exchanger
15 Super-cooling temperature
Super-cooling temperature in the
16
bypass
17 Inverter fin temperature
18 Fan controller fin temperature
19 Compressor MC1 current *1)
20 Compressor MC2 current *1)
21 Fan motor MFO1 current *1)
Compressor MC1 accumulated
22
operating time
Compressor MC2 accumulated
23
operating time
Compressor MC1 accumulated
24
operating time
251
SMGB0065 rev. 1 - 12/2010
7-segment display
SEG2 SEG1
Unit: MPa
Thermistor open circuit indication: 5.62
Pd 0
Thermistor short-circuit indication: -0.62
Unit: MPa
Thermistor open circuit indication: 2.25
PS 0
Thermistor short-circuit indication: -0.25
Unit: °C
o 0 Thermistor open circuit indication: -127
Thermistor short-circuit indication: 127
Units °C
Thermistor open circuit indication: 0
d 10
Thermistor short-circuit indication: 255
Unit: °C
Thermistor open circuit indication: 0
d 20
Thermistor short-circuit indication: 255
Only 14 HP to 18 HP
Unit: °C
Thermistor open circuit indication: -127
E 0
Thermistor short-circuit indication: 127
Unit: °C
Thermistor open circuit indication: -127
G 0
Thermistor short-circuit indication: 127
Unit: °C
Thermistor open circuit indication: -127
C H0
Thermistor short-circuit indication: 127
Unit: °C
Thermistor open circuit indication: -127
b G0
Thermistor short-circuit indication: 127
Unit: °C
F i0
Units °C
F F0
Unit: A
A1 0
Unit: A
A2 0
Only 14 HP to 18 HP
Unit: A
AF 0
Unit: hour (indication x 10 hours)
UJ 10
Unit: hour (Indication x 10 hours)
UJ 20
Only 14 HP to 18 HP
Unit: hour (Indication x 10 hours)
cU 10
The accumulated operating time can be reset. *2)
Details
8