Airwell RWV03 User manual

Installation Manual
IMPORTANT NOTE:
Read this manual carefully before installing or operating your new air conditioning unit. Make sure to
save this manual for future reference.
RWV1-20200114-Rev01
Wired Controller
English Manual
Model : RWV03 (7ACELH032)

CONTENT
Parts and Functions............................................................ 1
Operation............................................................................ 6
Wired Controller Wiring Instruction................................... 21
Wired Controller
Operation & Installation Manual
RWV03

1
Parts and Functions
Interface Display
Full display

2
Parts and Functions
ON display

3
Parts and Functions
OFF display

4
Parts and Functions
Icon
Room temp. display; ECO parameter display;
Historic error code display; Parameter
display; Central address display; Temp.
compensation setting display; Mode
combination setting display.
Set temp. display; Forced cooling LL/ forced
heating HH icon display; Current error code/
unit No. display; Parameter checking unit No.
display.
Filter
HRV(Heat Reclaim Ventilation), if HRV
function is set, it will display this icon.
Error icon
ECO icon, if ECO function is set, it will display
this icon.
/ Central/lock
UP/DOWN swing
LEFT/RIGHT swing
Child lock

5
Parts and Functions
/ Master/slave wired controller
/ / / Auto/low/middle/high fan speed
Auto mode
Cooling mode
Heating mode
Fan mode
Dry mode

6
Special function operation index
Function Operational approach
Function
selection
Under ON state, after turning on the back
light, press for 5s.
Forced
cooling
Under cooling mode OFF state, press
for 5s, buzzer buzzing 2 times, and screen
displaying LL
Forced
heating
Under heating mode OFF state, press
for 5s, buzzer buzzing 2 times, and screen
displaying HH
Child lock
Under ON state, press together for
5s to set or cancel child lock function.
Under OFF state,after turning on the back
light, press together for 5s to set or
cancel child lock, buzzer buzzing 1 time.
Temp.
compensation
Under OFF state, after turning on the back
light, press for 5s, then adjust by /
, and conrm by .
Operation

7
Operation
Function Operational approach
Forced
defrosting.
Under state of ON + heating mode + 30°C(if
ECO mode is set, change temp. to max limit)
+ high fan speed, press 6 times within
5s, buzzer buzzing 3 times.
ECO- cooling
Eco cooling mode parameter adjusting:
under ON state, cooling mode, 30°C set
temp., press together for 5s to enter
adjustment; Parameters will be shown at rst
two 8 segments on the upper right corner of
room temp. display area; Press / to
adjust and press to conrm.
ECO- heating
Eco heating mode parameter adjusting:
under ON state, heating mode, 16°C set
temp., press together for 5s to enter
adjustment; Parameters will be shown at rst
two 8 segments on the upper right cornerof
room temp. display area; Press / to
adjust and press to conrm.

8
Operation
Function Operational approach
Error inquiry
After turning on back light, press for 5s
to enter error inquiry state; under error inquiry
state, press for 5s to clear current and
historic error code.
Wired
controller
mode setting
Under OFF state, press for 10s to enter
setting, then press / for adjustment
and press for conrmation.
Shift from
Celsius
degree to
Fahrenheit
degree
Adjust set temp. to 30 degree Celsius (if ECO
temp. limit is set, change to max temp.), then
press for 15s to change to Fahrenheit
degree.
Shift from
Fahrenheit
degree to
Celsius
degree
Adjust set temp. tolowest degree Fahrenheit
(if ECO temp. limit is set, change to min.
temp.), then press for 15s to change to
Celsius degree.

9
Operation
Dip switch denition
SW1 ON OFF Default
Sw1 Slave wired controller Master wired controller OFF
Sw2 Displaying room temp. Without displaying
room temp. OFF
Sw3 Collect ambient temp.
from PCB of indoor
Collect ambient Temp.
from wired controller OFF
Sw4 Non-volatile memory
invalid
Non-volatile memory
valid OFF
Sw5
Old protocol (models
developed before Aug.
2013)
New protocol OFF
Sw6 back light always on back light on for 15s
without operation OFF
Sw7 UP/DOWN swing +
LEFT/RIGHT swing UP/DWON swing OFF
Sw8 Reserved Reserved OFF
8 bits dip switch (SW1)

10
4 bits dip switch (SW2)
SW2 ON OFF Default
Sw1 Mode set limit Normal OFF
Sw2
Buzzer no buzzing when pressing
key (buzzer normally when using
remote control)
Normal OFF
Sw3 Reserved Reserved OFF
Sw4 Reserved Reserved OFF
Power on and starts initialization2 seconds later, 88.8 on top
right corner and 88.8 in the middle will alternately ash until
initialization nished.
Initialization
Press to power on or power off, buzzer rings one time.
When receiving other commands, also ring one time; if
invalid command, no alert; If ring three times when sending
commands to HW-BA1 from remote controller, it means there
is conicting setting.
Audible alert
Operation

11
Operation
(1) Power on, backlight comes on, green light comes on;
Power off, backlightgoes out, green light goes out.
(2) If SW1-6 is on, there is no screensaver, backlight is always
on after power on, backlight goes out if no operations within
15s.
(3) If SW1-6 is off, there is screensaver, backlight goes out if
there is no operation within 15s after power on.
Backlight and screensaver
Power on/off : Press to power on or power off;
• Under the condition that unit is switched off in cooling mode,
long press for 5s, buzzer rings twice quickly and indoor
unit enter forced cooling mode, “LL” ashes in ambient
display area(on top right corner), press ON/OFF button or
receiving remote signal to quit forced cooling mode.
Key operations

12
Operation
• Under the condition that unit is switched off in heating mode,
long press for 5s, buzzer rings twice quickly, indoor unit
enter forced heatin mode, “HH” ashes in ambient display
area(on top right corner), press ON/OFF button or receiving
remote signal to quit forced heating mode.
Mode key :
• Press to switch mode.
• There isindependent fan speed, temperature in each mode.
Fan speed key :
• There is 3 speed under fan mode, low, mid, and high, under
other mode, there are 4 speed, low, mid, high, auto.
• Fan speed display, low , mid , high , auto
Initial
State
Mode Fan speed Temperature
Auto Auto 24°C
Cool High 24°C
Dehumidify Auto 24°C
Heating Auto 24°C
Fan Low
No (Initial temperature is
24°C, changes according to
indoor unit)

13
Operation
Temp+/- key / :
• Press temperature+/- to change speed by 0.5°C;
• Temperature range under Auto, Cooling, Dehumidify,
Heating: 16°C~30°C (If ECO is set, temperature range will
change according to the setting parameters).
• Temperature is set independently under Auto, Cooling,
Dehumidify and Heating mode, setting temperature under
each mode will be saved even mode is changed or power
off.
• Under fan mode, Temp+/- key doesn’t work;
Swing function (By change SW1-7 to make let-right swing
available or not) :
Long press for 5s when unit is running to enter
cycle function, all function icons displays, swing icon
ashes(default), press / to switch different functions:
up-down swing→ECO→lter (only when there is lter tip, this
function will be in the function cycle) →air exchange→left-right
swing(when SW1-7 is on)→up-down swing; Currently chosen
icon ashes, press to choose the selected function; if this
operation has been set, repeating this operation will deselect
this function.

14
Operation
Filter clean reminding and lter reset :
cumulative time of lter is up, display on wired controller
screen, when unit is running, make backlight on and long
press for 5s to enter cycle function, when ashes,
press to select lter reset.
Adjust ECO parameters :
• Adjust cooling ECO parameters: Switch on indoor unit, set
cooling mode, 30°C, long press + for 5s, parameters
will be displayed by 2 eight-segment LED in ambient display
area (top right corner of screen). Press / to change
parameters and press to select. Default value is 23°C, so
temperature range under cooling and dehumidify mode is
23-30°C.
• Adjust heating ECO parameters: Switch off indoor unit, set
heating mode,16°C, long press + for 5s, parameters
will be displayed by 2 eight-segment LED in ambient display
area (top right corner of screen). Press / change
parameters and press to select. Default value is 26°C, so
temperature range underheating mode is 16-26°C.

15
Operation
Child lock:
Press and at the same time and hold for 5s to set
Child lock function, when child lock function is successfully set
will display and buzzer rings one time. If child lock function
is valid now, press and at the same time and hold for
5s to cancel Child lock function, child lock icon disappears and
buzzer rings one time.
Central/Lock function:
• If displays on screen, it means central lock, unit can
only be controlled by central controller, wired controller is
invalid now. If screensaver is there, press any key to quit.
If parameters changed by central controller, parameters on
wired controller will automatically change.
• If displays on screen, wired controller can only switch on/
off indoor unit.
Fahrenheit setting and display:
• Highest Fahrenheit display is 99°F even when ambient
temperature exceeds 37°C.

16
Operation
• Under lowest Fahrenheit temperature(lowest temperature is
60°F when ECO is not set, if ECO is set, lowest temperature
is the lower limit of ECO mode), long press for 15s to
switch to Celsius; highest temperature is 30°C (it’s 30°C if
ECO is se; it’s upper limit of ECO mode), long press for
15s to switch to Fahrenheit.
Set temperature compensation:
• When unit is off, make backlight on, long press for 5s
to set temperaturecompensation. Temperature value will
display by the rst eight-segment LED which is in the
ambient display area, range is -4°C~+4°C, default is0°C, set
by pressing / , and press to conrm.
• Even Fahrenheit display is chosen celsius is used during
communication. Setting range is -8°C~+8°C.
Forced defrosting:
Under the condition that indoor unit working at heating
mode, high speed, 30°C (If ECO is set, use the upper limit
temperature of ECO mode), press 6 times, within
5S, buzzer rings 3 times and wired controller send forced
defrosting command to indoor unit.

17
Operation
How to check error:
• If there is error will display.
• Check error: Make backlight on, long press for 5s,
history error will be displayed by 2 eight-segment LED which
is on top right corner, current error will be displayed by 2
eight-segment LED which is in the middle area, if no error,
display“--”, the eight-segment LED after decimal shows unit
sequence number, 0~F corresponds to 00~15 indoor unit.
• Clear error codes: Long press for 5S under error inquiry
mode to clear current error and history error, press any key
or no operation within 10S to quit error inquiry; press ON/
OFF to quit error inquiry directly and unit will be switched on
or switched off.
• Communication error: Communication with indoor unit is
abnormal for continuous 4 minutes, wired controller shows
error 07, if communication recovers, error will disappear
automatically.
• If indoor unit is using temperature sensor in wired controller,
temperature sensor of wired controller is short circuit or
open circuit for continuous 2 minutes, wired controller show
error 01.
• Other error pls refer to error list in indoor user manual.

18
Operation
Mode restriction function:
• If SW1-2 is on, mode restriction function valid. Mode key is
invalid, press mode key, buzzer rings but mode cannot be
changed, current mode will ash 3S to tell that current mode
cannot be changed.
• Under mode restriction mode, mode cannot be changed by
mode key on wired controller, but mode can be changed
by other source, like remote controller send signal to wired
controller, central controller, change indoor mode directly by
remote controller etc.
• After changing dip switch, must power off and on again to
make new setting valid.
Check parameters (only applies to some models):
• Make backlight on, long press for 10s to check
parameters, double eight-segment LED in the middle shows
indoor address(00-15), the eight-segment LED after decimal
display AbCdEF, ”188” on top right corner shows detailed
parameters.
• Press to switch indoor sequence no. Press and
to switch AbCdEF.
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