Hitachi PC-ARFG-E Installation & Operation Manual page 67

SERVICE & INSTALLATION MENU
Element Optional function
Setting temperature in 0.5°C
P1
steps
P2 Not used
Temperature sensor
P3
displayed
Display of sensor
P4
temperature
Display of setting
P5 temperature when operation
mode is Fan
P6 Not available
Prohibition of menu screen
P7
transition
Display of Maintenance
P8
Explanation
P9 Display of Alarm Explanation
PA Daylight saving time
Pb Not used
PC Not used
q1 Not used
q2 Not used
q3 Not used
q4 Not used
q5 Not used
q6 Not used
q7 Not used
53 PMML0565 rev.1 - 04/2022
Individual
Settings
setting
Enabled (0.5°C steps)
00
(factory setting)
X
01 Disabled (1°C steps)
00
- -
01
00 Inlet air thermistor (Tin)
01 Outdoor air thermistor (Tout)
02 Remote controller sensor (RCS)
X
Remote temperature sensor (connected
03 to THM4 on indoor unit main PCB)
(THM4)
00 Hidden
X
01 Shown
00 Shown
X
01 Hidden
"- -"
– –
permanent
00 Function disabled (factory setting)
X
01 Function enabled
00 Available
X
01 Not Available
00 Available
X
01 Not Available
00 1 hour
X
01 2 hours
00
- -
01
00
- -
01
00
- -
01
- - -
- - -
- - -
- - -
00
- -
01
00
- -
01
Setting conditions Description
This function is used to define
whether setting temperature is
adjusted in 0.5°C steps (when
set to "00") or in 1°C steps
(when set to "01").
This setting also determines
whether the resolution of
temperature differential of the
thermistor is 0.5°C (when set to
"00") or 1°C (when set to "01").
Use at 00 conditions
This function is used to
select the thermistor whose
temperature is shown when
function P4 is set to 01.
This function is used to display
the temperature of the sensor
selected with function P3.
This function is used to hide the
display of setting temperature
during operation in fan mode.
–
This function is used to prohibit
the access to the menu screens.
The text "Display disabled"
appears on screen instead.
This function is used to display
the maintenance explanation on
the screen when a maintenance
sign is shown.
This function is used to display
the alarm explanation on the
screen when an alarm occurs.
This function is used to set the
amount of adjustment when
daylight saving time is applied.
Use at 00 conditions
Use at 00 conditions
Use at 00 conditions
Not used
Not used
Not used
Not used
Use at 00 conditions
Use at 00 conditions