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[
-
32
+
16
+
8
+
4
+
2
+
1]
H1P
H1P H2P H3P H4P H5P H6P H7P
(H1P ON)
0
+
0
+
0
+
0
+
0
+
1
(H2P~H7P = binary 1)
0
+
0
+
8
+
0
+
0
+
0
(H2P~H7P = binary 8)
6.1.4
To access mode 1 or 2
After the units are turned ON, the display goes to its default
situation. From there, you can access mode 1 and mode 2.
Initialisation: default situation
Turn on the power supply of the outdoor unit. After initialisation, the
display indication state will be as below (default situation when
shipped from factory).
10~12 min
a
Power ON
b
Default situation
c
LED indication when there is a malfunction
If the default situation is not displayed after 10~12 minutes, check
the malfunction code. Solve the malfunction code accordingly.
Switching between modes
Use BS1 to switch between the default situation, mode 1 and
mode 2.
a
b
c
a
Default situation (H1P OFF)
b
Mode 1 (H1P flashing)
c
Mode 2 (H1P ON)
BS1
Press BS1.
BS1 [5 s]
Press BS1 for at least 5 s.
INFORMATION
If you get confused in the middle of the process, press BS1
to return to the default situation.
6.1.5
To use mode 1
In mode 1 (and in default situation) you can read out some
information.
See
"6.1.7 Mode 1 (and default situation): Monitoring settings" on
page 21.
Example: 7‑LEDs display – Mode 1
See
"8.1.1 To display the error codes of the latest malfunctions" on
page 24.
LRMEQ3+4BY1
Air-cooled refrigeration condensing unit
4P495373-1 – 2017.07
Description
Mode 2
Setting 1
(in mode 2)
Value 8
(in mode 2)
a
b
c
6.1.6
To use mode 2
In mode 2 you can make field settings to configure the system.
Example: 7‑LEDs display – Mode 2
You can fine‑tune the value of setting [2‑1] (= T
temperature) to 8 (= +3°C) as follows:
#
Action
1
Start from the default
situation.
2
Select mode 2.
3
Select setting 1.
("X×" depends on the setting
that you want to select.)
4
Select value 8 (= +3°C).
a: Display the current value.
b: Change until the LED
indication corresponds with
the LEDs in
"6.1.8 Mode 2:
Field settings" on
page 22.
("X×" depends on the current
value, and the value that you
want to select.)
c: Enter the value in the
system.
d: Confirm. The system starts
operating according to the
setting.
5
Quit mode 2.
6.1.7
Mode 1 (and default situation): Monitoring
settings
In mode 1 (and in default situation) you can read out some
information.
7‑LEDs display – Default situation (H1P OFF)
You can read out the error code status:
Situation
Default
Error
7‑LEDs display – Mode 1 (H1P flashing)
You can read out the following information:
Setting
(
)
[1‑14]
Shows the latest malfunction
code.
[1‑15]
Shows the 2nd last malfunction
code.
[1‑16]
Shows the 3rd last malfunction
code.
6 Configuration
target evaporating
e
Button/display
BS1 [5 s]
(= binary 1)
a
BS3 [1×]
b
BS2 [X×]
c
BS3 [1×]
d
BS3 [1×]
BS1 [1×]
LED indication
Value / Description
For more information, see
"8.1 Solving problems based on
error codes" on
page 24.
Installation and operation manual
21
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Table of Contents
Troubleshooting
