Hitachi RPIM Serie Manual De Instalación página 10

2
UNITS INSTALLATION
4
2.1.6. STATIC PRESSURE SETTING
RPI units have been provided by 2 Static Pressure levels
regulation depending on the installation requirements:
High Static Pressure, and Low Static Pressure conditions
are available.
Static Pressure setting shall be made from the Remote
Control Switch. For changing to High and Low Static
Pressure level, refer to the explanation below.
Field Setting Mode
Check to ensure that the unit is stopped, press the "OK"
switch and the "RESET" switch on the remote control
switch simultaneously more than 3 seconds, and the
remote control switch is changed to the field setting mode.
When the remote control switch is at the field setting
mode, the "SERVICE" is indicated and the "01" flickers
below the "SERVICE" indication.
Optional Setting Mode
At the field setting mode as described in the above item,
press the "TEMP " switch or the "TEMP
the number flickering below the "SERVICE" indication is
changed (01 <=> 02). Set the flickering number at "01",
press the "OK" switch, and the remote control switch is
changed to the optional setting mode.
Selection of Indoor Unit
a. At the optional setting mode, the indication on the
remote control switch is changed as shown in the
figure below
The indication of "01" is turned ON
The address of the indoor unit which the optional
function is to be set, is indicated at the segments
for timer setting time indication, and the "ADDS" is
indicated below.
The refrigerant cycle number of the outdoor unit for
which the optional function is to be set is indicated
at the segments for timer setting time indication
and the "RN" is indicated below.
The indication of the setting temperature is turned
OFF.
b. At the condition of the above item (a), press the
"TEMP " switch or the "TEMP
remote control switch and the indoor unit for which the
optional function is to be set, can be changed.
" switch and
" switch of the
NOTE:
The indoor unit can be selected among the indoor units
connected to the remote control switch.
In case that both the indications of the address and the
refrigerant cycle number is "AA", the settings of all the
indoor units is same.
c. After selecting the indoor unit, press the "OK" switch, the
remote control switch is changed to the optional setting
mode.
Changing of Optional Functions and Setting Conditions
a. At the optional setting mode, the indication on the
remote control switch is changed as shown below.
The indications of "ADDS" and "RN" are turned
OFF.
The item number of the optional function is
indicated at the segment for the setting
temperature indication.
The setting condition of the optional function item
is indicated at the segments for timer setting time
indication.
b. Press the "SELECT " switch or the "TIME
the optional function item is changed as shown below.
When pressing the
"SELECT " switch
When pressing the
"SELECT " switch
In this optional function it must press the "SELECT
switch until
c. Press the "OK" switch, and the setting condition of the
optional function is changed as shown below.
When pressing the
"OK" switch
In this optional function is the next position :
Low Static Pressure (Factory Setting)
High Static Pressure
"Not used"
Return from Optional Function Setting Mode
Press the "RESET" switch, the optional function setting is
memorized and the mode is returned to the normal
condition
" switch,
...
"
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