59
How to enter “Installer Mode”
12 Installer Mode (Parameter Settings)
1. The
ON/OFF button
is OFF.
The Operation Display must be off.
2. Press the
SETTING button
.
Select
using the /
buttons
,
and then press the
ENTER button
.
• The ”Installer Mode” screen appears.
3. When entering the “Installer Mode”, display
will change to
1 sec.
, or
1 sec.
.
4. Press the /
buttons
to navigate into the
desired function in the “Installer Mode”.
6. Press the /
buttons
to change the
parameter value.
5. Select the desired function, then press the the
ENTER button
to enter the function.
7. When you are done, press the
ENTER button
to save the settings and to exit the function.
8. To exit the “Installer Mode” or another
function, press the
BACK button
.
• This function will appear within the first 10
minutes of connecting electrical power and
before pressing the
ON/OFF button
.
[I:00_FC (Fahrenheit/Celsius)]
1 sec.
NOTE
This function will appear within
the first 10 minutes of connecting
electrical power and before pressing
the
ON/OFF button
.
This mode is for changing temperature and flow
rate units on the Operation Display.
To change the setting: Press and hold the or
button
for approximately 5 seconds.
(°F→°C:
button
, °C→°F:
button
)
(Default setting =
1: F
)
[
1: F
]
F: Fahrenheit & Gallon
All of the units shown on the
display screen are °F & GPM.
[
2: C
]
C: Celsius & Liter
All of the units shown on the
display screen are °C & LPM.
Parameter Settings
[I:01_HCt (Heating Control Type)]
(page 53,57)
1 sec.
This mode is for changing heating control type.
(Default setting =
1: St
)
[
1: St
]
St: Standard
You can change the Heating
Set Temperature by Operation
Display.
[
2: or
]
or: Outdoor Reset Control
Outdoor Reset Control is
activated.
[
3: EC
]
EC: External Control (0-10 V)
External Control (0-10 V) is
activated.
Installer Mode (Parameter Settings)