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Setting the push button switch (BS1~5)
Function of the push button switch which is located on the outdoor
unit PCB (A1P):
DEMAND
L. N. O. P
SLAVE
MASTER
C/H
SELECTOR
IND
TEST:
HWL:
MODE
For changing the set mode
BS1 MODE
For field setting
BS2 SET
For field setting
BS3 RETURN
For test operation
BS4 TEST
For resetting the address when the wiring is changed or when
BS5 RESET
an additional indoor unit is installed
The figure shows state of the led indications when the unit is shipped
from the factory.
Setting the mode
The set mode can be changed with the
to the following procedure:
For setting mode 1: Press the
is off
.
For setting mode 2: Press the
5 seconds, the H1P led is on
If the H1P led is blinking
once, it will change to setting mode 1.
NOTE
If you get confused in the middle of the setting
process, push the
setting mode 1 (H1P led is off).
Setting mode 1
The H1P led is off (COOL/HEAT selection setting).
Setting procedure
1
Push the
button and adjust the led indication to either
BS2 SET
one of the possible settings as shown below in the field marked
:
1
In case of COOL/HEAT setting by each individual outdoor unit
circuit.
2
In case of COOL/HEAT setting by the master unit when outdoor
units are connected in multiple-system combination
3
In case of COOL/HEAT setting by the slave unit when outdoor
units are connected in multiple-system combination
H1P
H1P
H2P
H2P
1
2
3
(*) It is necessary to use the optional external control adapter for
outdoor unit (DTA104A61/62). See the instruction delivered with
the adapter.
2
Push the
button and the setting is defined.
BS3 RETURN
RXYSQ4~6M7V3B
VRVII-S system air conditioner
4PW17806-1C
H7P
H6P
BS5
RESET
BS4
H5P
TEST
BS3
H4P
RETURN
BS2
SET
H3P
BS1
MODE
H2P
H1P
button according
BS1 MODE
button once, the led
BS1 MODE
button for
BS1 MODE
.
and the
button is puched
BS1 MODE
button. Then it returns to
BS1 MODE
(*)
.
(*)
.
H3P
H3P
H4P
H4P
H5P
H5P
H6P
H6P
Setting mode 2
The H1P led is on.
Setting procedure
1
Push the
BS2 SET
(A~F). The led indication that matches the required function is
shown below in the field marked
Possible functions
A
additional refrigerant charging operation.
B
refrigerant recovery operation/vacuuming operation.
C
automatic low noise operation setting at nighttime.
D
low noise operation level setting (
control adapter.
E
power consumption limitation setting (
external control adapter.
F
enabling function of the low noise operation level setting
(
L.N.O.P
(
DEMAND
(DTA104A61/62).
A
B
C
D
E
F
2
When the
BS3 RETURN
setting.
3
Push the
BS2 SET
possibility as shown below in the field marked
3.1 Possible settings for function A, B and F are
ON
ON
OFF
OFF
(*) This setting = factory setting
3.2 Possible settings for function C
The noise of level 3 < level 2 < level 1 (
OFF
OFF
(*) This setting = factory setting
3.3 Possible settings for function D and E
For function D
< level 1 (
For function E
level 1< level 2 < level 3 (
H7P
H7P
(*) This setting = factory setting
4
Push the
BS3 RETURN
5
When the
BS3 RETURN
starts according to the setting.
Refer to the service manual for more details and for other settings.
When finished, please mark the settings of function C,
NOTE
D and E in the "Records" part of the label on the
backside of the front plate.
button according to the required function
:
L.N.O.P
) and/or power consumption limitation setting
) via the external control adapter
H1P
H1P
H2P
H2P
H3P
H3P
H4P
H4P
button is pushed, it indicates the current
button according to the required setting
ON
(*)
H1P
H1P
H2P
H2P
H3P
H3P
H4P
H4P
(*)
(*)
(*)
H1P
H1P
H2P
H2P
H3P
H3P
H4P
H4P
(*)
(*)
1
2
3
only: the noise of level 3 < level 2
(
L.N.O.P
)
1
).
only: the power consumption of
(
)
DEMAND
3
).
(*)
H1P
H1P
H2P
H2P
H3P
H3P
H4P
H4P
1
(*)
2
3
button and the setting is defined.
button is pushed again, the operation
) via the external
DEMAND
) via the
H5P
H5P
H6P
H6P
H7P
H7P
.
(ON) or
(OFF).
OFF
H5P
H5P
H6P
H6P
H7P
H7P
1
).
H5P
H5P
H6P
H6P
H7P
H7P
H5P
H5P
H6P
H6P
H7P
H7P
Installation manual
15
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