Hitachi RAS-(4-12)HNP(1)(E) - Abnormal Operation Occurrence Counter; Indication of Automatic Louver Condition; Compressor Pressure;Frequency Indication; Indoor Unit Capacity Indication

8 Troubleshooting
280
SMGB0087 rev.0 - 12/2013
Abnormal operation occurrence counter
15
Abnormal operation occurrence
counter
E1 01
Countable up to 99.
Over 99 times, “99” is always displayed.
N O T E
• If a transmission error continues for three minutes,
one is added to the occurrence counter.
• The memorized data can be cancelled by the meth-
od which is explained in section”Self-checking pro-
cedure of PCB by means of the Remote Control
Switch”.
16
Instantaneous power failure oc-
currence counter in indoor unit
E2 00
17
Transmission error occurrence
counter between remote control
switch and indoor unit
E3 00
18
Abnormal operation occurrence
counter on inverter
E4 00
Indication of automatic louver condition
19 Louver sensor
1 00
00: Normal
: Abnormal
Compressor pressure/frequency indication
20
Discharge pressure (high)
(x 0.1 MPa)
H1 18
21
Suction pressure (low)
(x 0.01 MPa)
H2 04
22 Control information
H3 44
This is an indication for internal information for the remote
control switch. This does not have any specic meaning
23 Operation frequency (Hz)
H4 44
This is an indication for frequency of inverter
Indoor unit capacity indication
The capacity of the indoor unit is indicated as shown in the
table below.
Capacity code of indoor unit
Indication code Equivalent capacity (HP)
06
0.8
08
1.0
10
1.3
13
1.5
14
1.8
16
2.0
18
2.3
20
2.5
22
2.8
26
3.0
32
4.0
40
5.0
48
6.0
64
8.0
80
10.0
24 Indoor unit capacity
1 08
25 Outdoor unit code
2 n
26
Refrigerant cycle number (Indoor
unit shipment DSW5+RSW2)
3 01
27
Refrigerant cycle number (Indoor
unit shipment DSW5+RSW2)
4 00
“n” indicates the total number of Indoor Units:
1~g A b C d E  U
1~9 10 11 12 13 14 15 16
J3: 01 ~ 64 (Decimal code)
J4: 00 ~ 3F (Hexadecimal code)