Setting By Branch Selector Buttons - Daikin VRV-WIII RWEYQ72PTJU Service Manual

Field Setting from Condensing Unit
3.3

Setting by Branch Selector Buttons

The following settings are made by Branch Selector buttons on PCB.
In case of multi condensing 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 indication as shown below.
H1P
h
Master unit
h
Slave unit 1
h
Slave unit 2
There are the following 3 setting modes.
(1) Setting mode 1 (H1P OFF)
Initial status (when normal) : Used to select the cool/heat setting. Also indicates during "abnormal" and "demand
control".
(2) Setting mode 2 (H1P ON)
Used to modify the operating status and to set program addresses, etc. Usually used in servicing the system.
(3) Monitor mode (H1P blinks)
Used to check the program made in Setting mode 2.
 Mode changing procedure
Using the MODE button, the modes can be changed as follows.
Setting mode 2
MODE
H1P
Press BS1 (MODE) for more than 5 sec.
Setting mode 2
Setting item selection (Set)
Setting condition
selection (Set)
Setting condition
(Contents) display
106
H2P H3P H4P
h k h
h h h
h h h
BS1
MODE
Press the BS1
(MODE) for 5 seconds. (Normal)
Press the BS1
(MODE) once.
ON
Press BS3
(RETURN)
once.
Press BS3
(RETURN)
once.
Press BS3
(RETURN)
once.
Press BS1
(MODE)
once.
k
: ON
H5P H6P
h h
h h
h h
BS2 BS3 BS4 BS5
SET RETURN TEST RESET
Press the BS1 (MODE)
once.
Setting mode 1
MODE
OFF
H1P
(Set): Select mode with BS2 (SET) in each selection step.
Setting mode 1
Press BS1(MODE) once.
(Initial condition)
h l
: OFF : BLINK
H7P H8P
h k
h l
h h
(Factory setting)
Monitor mode
MODE
Blinking
H1P
Monitor mode
Check item selection (Set)
Press BS3
(RETURN)
once.
Contents display
Press BS3
(RETURN)
once.
Press BS1
(MODE)
once.
SiUS30-1301
Field Setting