To Access The Field Setting Components; Field Setting Components; To Access Mode 1 Or 2 - Daikin LRLEQ3BY1 Installation And Operation Manual

▪ A display to read feedback from the PCB
Field settings are defined by their mode, setting and value. Example:
[2‑1]=2.
PC configurator
It is alternatively possible to make several commissioning field
settings through a personal computer interface (for this, option
EKPCCAB is required). The installer can prepare the configuration
(off-site) on PC and afterwards upload the configuration to the
system.
See also: "6.1.9 To connect the PC configurator to the outdoor
unit" on page 25.
Mode 1 and 2
Mode
Mode 1 Mode 1 can be used to monitor the current
situation of the outdoor unit. Some field setting
(monitoring
contents can be monitored as well.
settings)
Mode 2 Mode 2 is used to change the field settings of
the system. Consulting the current field setting
(field settings)
value and changing the current field setting
value is possible.
In general, normal operation can be resumed
without special intervention after changing field
settings.
Some field settings are used for special
operation. In such a case, it is required to abort
the special operation before normal operation
can restart. It will be indicated in below
explanations.
6.1.2

To access the field setting components

See "5.1.1 To open the outdoor unit" on
6.1.3

Field setting components

NOTICE
The DIP switch (DS1 on A1P) is not used. Do NOT change
the factory setting.
The components to make field settings are as follows:
TEST/
MODE IND
HWL
A2P
A1P
H1P H2P H3P
BS1 BS2
MODE SET
X1M
X3M
BS1~BS5 Push buttons
H1P~H7P 7‑LEDs display
H8P NOT used for field settings
ON ( ) OFF ( ) Flashing ( )
Push buttons
Use the push buttons to make the field settings. Operate the push
buttons with an insulated stick (such as a closed ball-point pen) to
avoid touching of live parts.
BS1 MODE: For changing the set mode
BS2 SET: For field setting
BS3 RETURN: For field setting
BS4 Not used
BS5 Not used
LRMEQ+LRLEQ3+4BY1
Air-cooled refrigeration condensing unit
4P545024-1 – 2018.09
Description
page 12.
MASTER SLAVE L.N.O.P. DEMAND MULTI
H4P H5P H6P H7P H8P
BS3 BS4 BS5
RETURN TEST RESET
7‑LEDs display
The display gives feedback about the field settings, which are
defined as [Mode-Setting]=Value.
H1P Shows the mode
H2P~H7P Shows the settings and values, represented in binary code
H8P NOT used for field settings
Example:
[ - 32 + 16 + 8 + 4 + 2 + 1]
H1P
H1P H2P H3P H4P H5P H6P H7P
(H1P OFF)
(H1P flashing)
(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 Configuration
Description
Default situation
Mode 1
Mode 2
Setting 1
(in mode 2)
Value 8
(in mode 2)
a
b
c
Installation and operation manual
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