Hitachi FSXN Series Service Manual page 357

12 Maintenance notes
12.7 Service and maintenance table through the 7-segment display
Customer's name: _______________________________
Outdoor unit model RAS-
(Serial number: (Serial number: ________________________)
________________________)
1. Operation mode
2. Start time of test run
3. Start time of data collection
4. Reading the data on the 7-segment
display in the outdoor unit
4.1 Protection control code
4.2 Operation capacity
4.2.1 Total connection
oCP
capacity of the outdoor unit
4.2.2 Quantity of outdoor units
oAA
connected
4.2.3 Total connection
iCP
capacity of the indoor unit
4.2.4 Quantity of indoor units
iAA
connected
4.2.5 Refrigeration system
GA
address
4.2.6 Operation capacity of the
oP
indoor units
4.2.7 Total frequency Hz
4.2.8 Accumulated operation
UJ
time of the unit
4.3 Information of the outdoor
unit
4.3.1 Capacity of the outdoor
CA
unit
4.3.2 Outdoor unit 52C
microcomputer output
SC
FAN
4.3.3 Inverter frequency H1
4.3.4 Quantity of compressors
CC
running
4.3.5 Step of the outdoor unit
Fo
fan
E1
4.3.6 Outdoor unit expansion
valve opening
Eb
4.3.7 Discharge pressure Pd
4.3.8 Suction pressure Ps
4.3.9 Outdoor temperature To
Td1
4.3.10 Discharge gas
temperature
Td2
4.3.11 Heat exchanger liquid
TE
temperature
4.3.12 Heat exchanger gas
TG
temperature
4.3.13 Automatic refrigerant
TCH
charge temperature
4.3.14 Gas bypass
TbG
temperature
4.3.15 Temperature in the
TFi
Inverter fin
4.3.16 Fan controller
TFF
temperature
4.3.17 Compressor running A1
current
A2
4.3.18 Fan running current AF
4.3.19 Accumulated operation UJ1
time of compressor
UJ2
355
SMGB0065 rev. 1 - 12/2010
52C CH CH A
1 2 1 2 1
20B 20C 20F 20F 20CHG
1 2
Date: __________________
RAS-
(Serial number: ________________________)
A 21 21 52C 52C
2 1 2 1 2
X X FAN 20B
1 2
CH CH A A 21
1 2 1 2 1
20C 20F 20F 20CHG X
1 2 1
21
2
X
2
12