To Access Mode 1 Or 2; To Use Mode 1 - Daikin VRV W T Serie Manual De Instalación

To access you can remove the front inspection cover of the front
plate (see figure). Now you can open the inspection cover of the
electrical component box front plate (see figure). You can see the
three push buttons and the three 7-segment displays and DIP
switches.
a Switch box cover
b Main PCB with 3 7-segment displays and 3 push buttons
c Access cover
Operate the switches and push buttons with an insulated stick (such
as a closed ball-point pen) to avoid touching of live parts.
Make sure to re-attach the inspection cover into the electronic
component box cover and to close the front plate's inspection cover
after the job is finished. During operation of the unit the front plate of
the unit should be attached. Settings are still possible to be made
through the inspection opening.
NOTE
Make sure that all outside panels, except for the service
cover on the control box, are closed while working.
Close the lid of the control box firmly before turning on the
power.
7 .2 .4

To access mode 1 or 2

Initialisation: default situation
NOTE
Be sure to turn on the power 6 hours before operation in
order to have power running to the crankcase heater and
to protect the compressor.
Turn on the power supply of the outside unit and all indoor units.
When the communication between indoor units and outside unit(s) is
established and normal, the 7-segment display indication state will
be as below (default situation when shipped from factory).
Stage
When turning on the power supply: flashing as
indicated. First checks on power supply are
executed (1~2 min).
When no trouble occurs: lighted as indicated
(8~10 min).
Ready for operation: blank display indication as
indicated.
7-segment display indications:
Off
Blinking
On
RWEQ96~432TATJU + RWEQ96~432TAYDU
VRV W T-Series water-cooled system air conditioner
4P484115-1A – 2017.10
When above situation cannot be confirmed after 12 min, the
malfunction code can be checked on the indoor unit user interface
and the outside unit 7-segment display. Solve the malfunction code
accordingly. The communication wiring should be checked at first.
Access
BS1 is used to change the mode you want to access.
Access
Mode 1
a
b
Mode 2
c
INFORMATION
If you get confused in the middle of the process, push BS1.
Then it returns to idle situation (no indication on 7-segment
displays: blank, refer to
page
7 .2 .5
Mode 1 is used to set basic settings and to monitor the status of the
unit.
Changing and accessing
the setting in mode 1
To quit and return to the
initial status
Example:
Checking the content of parameter [1-10] (to know how many indoor
units are connected to the system).
[A-B]=C in this case defined as: A=1; B=10; C=the value we want to
know/monitor:
1 Make sure the 7-segment display indication is as during normal
operation (default situation when shipped from factory).
2 Push BS1 one time.
Result: Mode 1 is accessed:
Display
3 Push BS2 10 times.
Result: Mode 1 setting 10 is addressed:
4 Push BS3 one time; the value which is returned (depending on
the actual field situation), is the amount of indoor units which
are connected to the system.
Result: Mode 1 setting 10 is addressed and selected, return
value is monitored information
5 To leave the monitoring function, push BS1 one time.
Result: You will return to the default situation when shipped from
factory.
Action
Push BS1 one time.
7-segment display indication changes to:
Push BS1 for at least 5 seconds.
7-segment display indication changes to:
"7.2.4 To access mode 1 or 2" on
35.

To use mode 1

What
Once mode 1 is selected (push BS1 one
time), you can select the desired setting.
It is done by pushing BS2.
Accessing the selected setting's value is
done by pushing BS3 one time.
Press BS1.
7 Configuration
How
Installation manual
35