Installation manual

[ VII Control ]
- 86 -
HWE10040 GB
Switch Function
Function according to switch setting Switch setting timing
Units that re-
quire switch
setting
Note.2
OFF ON OFF ON OC OS
SW3
1
Test run mode: en-
abled/disabled
SW3-2 disabled SW3-2 enabled Anytime after power on A -
2
Test run mode: ON/
OFF
Stops all ICs
Sends a test-run
signal to all IC
After power on and when
SW3-1 is on.
A-
3
Defrost start temper-
ature
(Note 5)
P200 - P300
EP200
-10°C [14°F]
-5°C [23°F] Anytime after power on B B
P350 - P450
EP250 · EP300
-8°C [18°F]
4
Defrost end temper-
ature
(Note 5)
P200 - P300
EP200
10°C [50°F]
5°C [41°F]
Anytime after power on
(except during defrost op-
eration)
BB
P350 - P450
EP250 · EP300
7°C [45°F]
5
Target evaporating
temperature setting
Depends on the setting combination with
the SW2-9 setting (Note 4)
Anytime after power on
A-
6
Temperature unit
setting
°C °F (Note 6) Anytime after power on C C
7
COP priority setting
(at low outside tem-
perature)
Normal control
Heating perfor-
mance priority mode
(at low outside tem-
perature)
-
A-
8- - - - --
9
Model setting
(To change the external
static pressure setting)
Outdoor standard
static pressure
Outdoor high static
pressure
Before being energized
CC
10
Model setting
(To change the external
static pressure setting)
High static pressure
60Pa
High static pressure
30Pa
Before being energized
CC
SW4
1- - - - --
2- - - - --
3
Refrigerant amount
adjustment
Normal operation
mode
Refrigerant amount
adjust mode
Anytime after being ener-
gized (except during ini-
tial startup mode.
Automatically cancelled
60 minutes after com-
pressor startup)
A-
4
Low-noise mode/
step demand switch-
ing
Low-noise mode
(Note 3)
Step demand mode Before being energized C C
5- - - - --
6
Cumulative com-
pressor operation
time data deletion
Cumulative com-
pressor operation
time data is re-
tained.
Cumulative com-
pressor operation
time data is delet-
ed.
Anytime after power on
(when the unit is turned
on)
CC
7- - - - --
8- - - - --
9- - - - --
10 - - - - - -