EMRQ8~16ABY1
Daikin Altherma outdoor unit
4P501819-1 – 2017.08
Installation manual
26
When opening the inspection cover (1), following LEDs and push
buttons are visible:
Different modes as explained below are set by pushing on the push
buttons BS1~BS5.
By pushing the push buttons, the LEDs will display the different
modes.
Throughout the manual, the status of the LEDs is indicated as
follows:
The functions of the push buttons are as follows:
Once the above is checked and confirmed, turn on the power supply
of the outdoor unit and all indoor units.
If the communication between indoor units and outdoor unit is
normal, the LED state will be as above.
Make sure the power supply of the outdoor unit is set 6 hours before
actual operation of the system to power the cranckcase heater.
Once the above is confirmed, the mode 2 can be set using
BS1 MODE
button as explained below.
■
For setting mode 2
: Press the
BS1 MODE
button for
5 seconds, the H1P LED is on
w
.
Field settings by push buttons
The following setting can be set with push buttons as explained in
"How to operate the push buttons" on page 25
.
■
High static pressure setting.
If the outdoor unit is installed indoors and the outdoor unit fan is
ducted, to guarantee enough airflow, the outdoor unit fan rpm
must be increased.
Once in mode 2 as explained above (H1P LED is on), push 18 times
on the
BS2 SET
button until following LED state is shown:
Push the
BS3 RETURN
button to define the required setting.
The setting can then be changed by pushing on the
BS2 SET
button.
The above mentioned setting can be set
ON
(ON) or
OFF
(OFF).
Following LED state is shown for the different settings:
Pushing the
BS3 RETURN
button defines the setting.
Finally, when pushing the
BS3 RETURN
button again the operation
starts according to the setting.
Pushing
BS1 MODE
button will get you back to the initial led start
point:
14.3. Test operation
After installation and once the field settings are defined, the installer
is obliged to verify correct operation. Therefore a test run must be
performed according to the procedures described below.
Precautions before starting test operation
During test operation, the outdoor unit and the indoor units will start
up.
■
Make sure that the preparations of all indoor units are finished
(field piping, electrical wiring, air purge,...). See installation
manual of the indoor units.
1
LED H1P~H8P
2
Push buttons
BS1~BS5
x
OFF
w
ON
c
Blinking
BS1 MODE
For changing the set mode
BS2 SET
For field setting
BS3 RETURN
For field setting
BS4 TEST
For test operation
BS5 RESET
For resetting the address when the wiring is changed or
when an additional indoor unit is installed
NOTE
If you get confused in the middle of the setting
process, push the
BS1 MODE
button. This returns to
setting mode 1 (H1P LED is off).
1
2
BS2
SET
BS1
MODE
BS3
RETURN
BS4
TEST
BS5
RESET
H1P
H2P
H3P
H4P
H5P
H6P
H7P
MODE
TEST:
HWL:
IND
MASTER
SLAVE
L.N.O.P DEMAND
C/H SELECT
H8P
MULTI
H1P
H2P
H3P
H4P
H5P
H6P
H7P
w x w x
x w x
H1P
H2P
H3P
H4P
H5P
H6P
H7P
ON
w x
x
x
x c x
OFF
(a)
(a) This setting = factory setting
w x
x
x
x
x c
H1P
H2P
H3P
H4P
H5P
H6P
H7P
x
x w x
x
x
x
WARNING
Settings which are familiar for VRV series may
NOT
be
applied to this Daikin Altherma outdoor unit.
Do not insert fingers, rods or other objects into the air
inlet or outlet. When the fan is rotating at high speed, it
will cause injury.
Do not perform the test operation while working on the
indoor units.
4PEN501819-1.book Page 26 Wednesday, September 13, 2017 12:52 PM
