Daikin VRV III REYQ8PY1, Service Manual

Page: 199 / 452

Field Setting Si37-701
188 Test Operation
3.2.3 Setting by Push Button Switches
The following settings are made by push button switches on PC board.
In case of multi-outdoor unit system, various items should be set with the master unit.
(Setting with the slave unit is disabled.)
The master unit and slave unit can be discriminated with the LED display as shown below.
(Factory setting)
There are the following three setting modes.
c
Setting mode 1 (H1P off)
Initial status (when normal) : Used to select the cool/heat setting. Also indicates during
“abnormal”, “low noise control” and “demand control”.
d
Setting mode 2 (H1P on)
Used to modify the operating status and to set program addresses, etc. Usually used in
servicing the system.
e
Monitor mode (H1P blinks)
Used to check the program made in Setting mode 2.
„
Mode changing procedure 1
LED display
MODE
H1P
TEST
H2P
COOL/HEAT select
Low
noise
H6P
Demand
H7P
Multi;
H8P
IND
H3P
MASTER
H4P
SLAVE
H5P
Single-outdoor-unit
system
7 7 8 7 7 7 7 7
Outdoor-
multi
system
Master
7 7 8 7 7 7 7 8
Slave 1
7 7 7 7 7 7 7 9
Slave 2
7 7 7 7 7 7 7 7
Pushbutton switches
Used to change
the setting mode
Used for
onsite setting Used to set up address
when wiring is changed
or an indoor unit is added
Used for check operation and
test operation
MODE SET RETURN TEST
BS1 BS2 BS3 BS4 BS5
REWIRING
Setting mode 1 Monitor mode
H1P
Push the BS1(MODE button)
one time.
Blinking
MODE MODE
Off
H1P
Setting mode 2
MODE
On
H1P
Push and hold the BS1
(MODE button) for 5 seconds.
Push the BS1(MODE button) one time.
(Normal)
(V2761)
Using the MODE button, the modes can be changed as follows.