The numbers in the No. column represent the number of times to press the SET
(BS2) button.
noitpircseDmeti gnitteS.oN
1
Cool / heat unified
address
COOL/HEAT selection function is not available.
Keep the default factory setting.
2
Low noise / demand
address
Address for low noise / demand operation
3
Test operation
settings
Used to conduct test operation without making changes
to the PCB and replacing the refrigerant, after the
completion of maintenance.
5
Indoor unit forced
fan H
Allows forced operation of indoor fan while unit is
stopped. (H tap)
6
Indoor unit forced
operation
Allows forced operation of indoor unit.
8 Te setting Target evaporation temperature for cooling
12
External low noise /
demand setting
Reception of external low noise or demand signal
13 AIRNET address Set address for AIRNET.
20
Additional refrigerant
charge operation
setting
Carries out additional refrigerant charge operation.
21
Refrigerant
recovery /
vacuuming mode
setting
Sets to refrigerant recovery or vacuuming mode.
22
Night-time low noise
setting
Sets automatic nighttime low noise operation in a simple
way.
The operating time is based on Starting Set and Ending
Set.
25
Setting of low noise
level
Sets low noise level when the low noise signal is
received.
26
Night-time low noise
operation start
setting
Sets starting time of nighttime low noise operation.
(Night-time low noise setting is also required.)
27
Night-time low noise
operation end
setting
Sets ending time of nighttime low noise operation.
(Night-time low noise setting is also required.)
28
Power transistor
check mode
∗Check after
disconnection of
compressor wires
Used for trouble diagnosis of DC compressor. Since the
waveform of inverter is output without wiring to the
compressor, it is convenient to probe whether the
trouble comes from the compressor or PCB.
29
Capacity
precedence setting
If the capacity control is required, the low noise control
is automatically released by this setting during carrying
out low noise operation and night-time low noise
operation.
30 Demand setting 1
Changes target value of power consumption when
demand control 1 is received.
32
Constant demand
setting
Enables demand control 1 without external input.
(Effective to prevent a problem that circuit breaker of
small capacity is shut down due to large load.)
Selection of setting items
Selection of setting conditions
Press the MODE (BS1) button for 5
seconds and enter the setting mode
2.
Press the SET (BS2) button and
select a setting item according to the
LED pattern shown in the table on
the right.
↓
Press the RETURN (BS3) button
and decide the item. (The present
setting condition is shown.)
Press the RETURN (BS3) button
and return to the initial status of
setting mode 2.
∗ If you become unsure of how to
proceed, press the MODE (BS1)
button and return to the setting
mode 1.
Press the SET (BS2) button and
select to the setting condition you
want.
↓
Press the RETURN (BS3) button and
decide the condition.
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