Hitachi FS3 Series, Service Manual

Page: 222 / 240

4
22
OPTIONAL FUNCTION
f. Attach the nameplate of unit number for outdoor unit
(field-supplied) corresponding to the unit number of the
indoor unit.
4.4.4.
EMERGENCY OPERATION
In case that the unit is required to be operated when the
wireless remote control switch is out of battery and can not
function, etc., the unit can be operated by the
emergergency operation switch.
The cooling operation and the heating operation are
available for the emergergency operation.
&
CAUTION:
Turn OFF the power source of the unit before
performing the emergency operation
a. Open the cover of the receiver part or the grille of panel.
b. Set the switch
®
to the "COOLING" or "HEATING"
position.
c. Set the switch
¯
(emergency operation switch) to the
"EMERGENCY" position.
d. Close the cover of the receiver part and turn ON the
power source of the unit.
e. The unit is operated.
Operating Condition
Operation Cooling Heating
Setting Temperature 21 °C 30 °C
Air Flow Mode High High
When operating the unit by the wireless remote control
switch again, set the switch
¯
(emergency operation
switch) to the "NORMAL" position.
NOTE:
For stopping the unit operated by the wireless remote
control switch, the unit can be stopped by setting the
switch
¯
(emergency operation switch) to the "STOP"
position instead of turning OFF the power source of the
unit.
4.4.5.
OPTIONAL FUNCTION SETTING
The following optional functions can be set by the dip
switches of the receiver part.
1 Change of Filter Cleaning Time
2 Muffling Buzzer Sound
3 Removal of Heating Temperature Calibration
4 Circulator Function at Heating Thermo-OFF
5 Setting of Main and Sub Receiver Part
6 Identifying of Indoor Units Installed Side By Side
&
CAUTION:
Turn OFF all the power sources before setting the
dip switches
a. Open the cover of the receiver part or the grille of panel.
Refer to the receiver kit installed in the indoor unit for
Nameplates of
Unit Number
7-Segment
7-Segment
Cooling Heating Emergency Normal Stop Optional settings