When opening the inspection cover (1), following LEDs and push
buttons are visible:
1
2
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:
x
OFF
w
ON
c
Blinking
The functions of the push buttons are as follows:
TEST:
C/H SELECT
MODE
HWL:
IND
MASTER
H1P
H2P
H3P
H4P
BS1
BS2
BS3
MODE
SET
RETURN
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
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
+
INFORMATION
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).
REYAQ10~16P7Y1B
VRVIII system outdoor unit
4PW62582-1A – 08.2011
1 LED H1P~H8P
2 Push buttons
BS1~BS5
L.N.O.P DEMAND
MULTI
SLAVE
H5P
H6P
H7P
H8P
BS4
BS5
TEST
RESET
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 (2-18).
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:
H1P H2P H3P H4P H5P H6P H7P
w x w x x w x
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:
H1P H2P H3P H4P H5P H6P H7P
w x x x x c x
ON
w x x x x x c
(a)
OFF
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:
H1P H2P H3P H4P H5P H6P H7P
x x w x x x x
NOTICE
Only use settings explained in this manual!
Settings which are familiar for other VRV series may NOT
be applied to this REYAQ outdoor unit.
(a) This setting = factory setting
Installation manual
26