Hitachi FS3 Series, Service Manual, Page: 218 / 240

4
18
OPTIONAL FUNCTION
4.3.6.
INDICATION OF ADDRESS (ADDS) AND
REFRIGERANT CYCLE NUMBER (RN)
The address and the refrigerant cycle number can be
indicated on the liquid crystal display of the remote control
switch.
n
Model Indication Mode
During operation or stoppage in normal condition, press the
"TEMP
¶
" switch and "TEMP
D
" switch simultaneously for
more than 3 seconds.
The remote control switch is changed to the model
indication mode.
n
Indication of Unit Model
a. At the model indication mode, the following items of
information about the indoor unit connected to the
remote control switch are indicated for 3 seconds
serially.
®
Address and Refrigerant Cycle Number
¯
Model Code of Outdoor Unit
In case of group setting for the plural indoor units by the
remote control switch, the above items
®
~
¯
are
indicated for each indoor unit.
Address and
Refrigerant
Cycle Number
(3 seconds)
Indoor
Unit1
Model Code of
Outdoor Unit
(3 seconds)
Address and
Refrigerant
Cycle Number
(3 seconds)
Indoor
Unit2
Model Code Unit (3 seconds)
The indication of the above items
®
~
¯
for all the indoor
units connected the remote control switch is completed, the
remote control switch is returned to the normal condition.
b. Indication of Address and Refrigerant Cycle Number
The indication of the address and the refrigerant cycle
number of the indoor unit shown in the below figure.
®
The address of the indoor unit is indicated at the
segments for timer setting time indication and the
"ADDS" is indicated below the address indication.
¯
The refrigerant cycle number of the indoor unit is
indicated at the segments for timer setting time
indication and the "RN" is indicated below the
refrigerant cycle indication.
°
The indication of the setting temperature is turned
OFF.
c. Indication of Model Code
The indication of the model code is shown in the below
figure.
®
The model code of the outdoor unit connected to
the indoor unit indicated in the above item
®
is
indicated at the segments for timer setting time
indication.
* Model Code of SET- FREE: "F"
¯
The number of the indoor units in the same
refrigerant cycle of the indoor unit indicated in the
above item
®
at the segments for timer setting time
indication.
°
The indication of the setting temperature is turned
OFF.