Haier QACT17A User manual

Table of Contents
Parts and Functions
Interface Display .........................................................................1
Icons ..............................................................................................2
Dip Switch ...................................................................................4
Operation
Mode Key ....................................................................................6
Fan Key ........................................................................................6
Temperature Adjustment Keys .................................................7
Special Function
Special Funct ion Selection ..........................................................8
Installer Settings
Adjust ECO Parameters ...........................................................10
Child Lock ................................................................................10
Lock Settings ............................................................................11
Fahrenheit / Celsius ..................................................................11
Temperature Compensation ...................................................12
Forced Defrost /Cooling/ Heating ............................................12
Error Checks .............................................................................13
Mode Restriction ......................................................................14
Mode Combination Settings ....................................................15
Wiring Instruction .................................................................... 15
Wired Controller
Installation and Operation Manual
QACT17A
49- 5000061 Rev. 6
GEA 08- 21

SUB
MAIN
Full Display
1
Parts and Functions
Interface Display

/
2
Room temperature display ( dip switch SW1-2
on).
Set temperature display
Filter
HRV (Heat Reclaim Vent ilation), if HRV
function is set, it will display t his icon
Error icon displays detected fault
ECO mode on
Central/lock when connected to a cent ral
controller
UP/DOWN louver swing
LEFT/RIGHT louver swing
Child lock on
Parts and Functions
Icons

MAIN / SUB Main / Subordinate wired
cont roller
Quiet Fan Speed
(some models)
Low Fan Speed
Medium Fan Speed
High Fan Speed
Turbo Fan Speed
(some models)
Auto Fan speed is indicated by t he display automatically
stepping from low to high repeatedly.
Auto Mode
Cooling Mode
Heating Mode
Fan Mode
3
Parts And Functions

4
Dip Switch SW1
Dip Switch
SW1 ON OFF Default
Sw1-1 Subordinate wired
cont roller
Main wired controller OFF
Sw1-2 Room temperature
display on
Room temperature
OFF
Sw1-3
Room temperature
collected from indoor unit
Room temperature
collected from controller OFF
Sw1-4 power loss
Auto restart after power
loss OFF
Sw1-5 Old protocol (models
developed before Aug.
2013)
New protocol OFF
Sw1-6 Backlight always on
Backlight 15 second auto
time out
OFF
Sw1-7 Reserved Reserved OFF
Sw1-8 Reserved Reserved OFF

5
Dip Switch SW2
Initializat ion
the Room Temperature display and the Set Temperature display
until communication is established with t he indoor unit.
Press to power ON or power OFF t he control. A tone will be
heard with every button press or when a command is received by
tone will sound 3 times.
Audible Alert
Dip Switch
SW2 ON OFF Default
Sw2-1 Mode Lock Normal OFF
Sw2-2 still sound when command is sent by
wireless remote.
Tone on OFF
Sw2-3 Reserved Reserved OFF
Sw2-4 Reserved Reserved OFF

Quiet Fan Speed
(some models)
Low Fan Speed
Medium Fan Speed
High Fan Speed
Turbo Fan Speed
(some models)
6
Mode key:
•
Each press of the MODEbutton will change the operating mode

• Each mode has its initial default fan speed.
Mode Key / Fan Key
Mode Fan speed Temperature
Auto Auto 76°F
Cool High 76°F
Heat Auto 76°F
Fan Low No temperature display
Auto 76°F
Initial
State
Fan Key:
Each press of the FAN button will change the fan speed from
Auto – Quiet (some models) – Low – Medium – High – Turbo


7
Temperature Adjust ment Keys: /
• Press the TEMP+ or TEMP- keys to change the temperature by
1°Fincrements.
• The temperature set point range for Auto, Cooling, Heating
then temperature range will change per the ECO setting
parameters).
• The temperature is set independently under Auto, Cooling,
Heating and Dehumidify modes. Once the temperature is set
in each mode t he setting will be saved for t hat mode.
• In fan mode, Temp +/- keys do not work.
Temperature

8
Special Function Selection:
With the control powered on, press and hold the TEMP+ for
5 seconds to enter the special function menu. All the special
function icons will display. Use the TEMP+ and TEMP- buttons to
move bet ween icons. Use FAN button to select function.
Function Selection

9
Function Selection
50

10
Adjust ECO Parameters:
• Cooling: Power on t he unit. Adjust set temperature to 86°F.
Press and hold FAN and TEMP+ for 5 seconds. The minimum
allowable set temperature will be displayed in the top right
corner. Use TEMP+/- to change the parameter, then press FAN
save. The default minimum temperature is 73°F.
• Heating: Power on the unit. Adjust set temperature 60°F.
Press and hold FAN and TEMP- for 5 seconds. The maximum
allowable set temperature will be displayed in the top right
corner. Press TEMP+/ - to change the parameter, then press
FAN to save. The default maximum temperature is 79°F.

Child Lock:
• Press and hold TEMP+ and TEMP- for 5 seconds to activate/
deactivate the Child Lock function. When the Child Lock
function is active, will appear.
Installer Settings

11
Central/ Lock Funct ion: /
Funct ion is active only when system has a cent ral cont rol, such as
the YCZ-A004. This setting is activated only by the central Control.
Fahrenheit Setting and Display:
• Fahrenheit to Celsius: Adjust set temperature to lowest
seconds. During the 15 second count t he display will beep
once at 5 seconds and display error codes. Then after another
5 seconds, the display will beep once again and display 00,
after 5 more seconds the display will change to Celsius.
• Celsius to Fahrenheit: Adjust set temperature to highest
seconds. During the 15 second count, the display will beep
once at 5 seconds and enter Special Funct ions menu. Then
after anot her 5 seconds, the display will show 00, after 5 more
seconds the display will change to Fahrenheit.
Lock Settings / Fahrenheit Setting
Central Control Central Lock No functions available.

12
Set Temperature Compensat ion:
display will t hen show 0 (default) or current compensation sett ing. Use
TEMP+/- buttons to adjust the compensation. Compensation can be
set in 1° increments
+/ - 8°F(0.5°C increments up to +/- 4°C).
• Temperature compensation changes the ambient temperature
reading. If t he system is sensing t he ambient temperature at 72°F
and the compensation is set to -2°t hen the system will use 70°Fin its
operation to heat or cool.
Forced Defrost :
• Set to Heating mode, high fan, and 86°F(30°C), or highest temperature
if ECO is on. Press TEMP+ 6 t imes wit hin 5 seconds. Three tones will

Forced Cooling:
• Set mode to Cool. Tap ON/OFF. Tap any button, except ON/OFF, to
light the display. Press and hold ON/OFFfor 5 seconds. LL will display
again.
Forced Heating:
• Set mode to Heat. Tap ON/OFF. Tap any button, except ON/OFF, to
light the display. Press and hold ON/OFFfor 5 seconds. HH will display
again.
Temperature Compensation

13
How to check error:
will display.
error history will appear in the top right corner. The current
error will appear in the middle of the screen. If there is no error,
“--” will display.
Error Checks

14
Mode Restriction Funct ion:
• When SW2-1 is on, the system mode lock is on. This will lock
the mode to Heat, Cool, Dry or Fan. No button press can
change mode. All other control functions are available such as
• Mode can st ill be changed wit h a wireless cont rol, anot her
wired cont rol, or a central control.
• When setting mode lock, have control set to desired mode. Set
dipswitch SW2-1 to ON. Disconnect and reconnect system
power.
Checking Parameters (only applies to some models):
• Press and hold TEMP+ for 10 seconds to check the parameters.
The parameters will appear in the middle of the screen to
show indoor address (00-15), Letters will appear after decimal
display (AbCdEF). The detailed parameters will show on t he top
• If t he cont rol is connected to multiple indoor units, each indoor
unit can be viewed by pressing t he FAN button. Then use
TEMP+/- to switch bet ween connected indoor units.
Mode Restriction

A B C
A B C
15
and hold the MODEbutton
for 10 seconds. Use the FAN
button to change available
modes of operation. 4 is
default.
Mode Combination Setting
A: One control on one indoor
Indoor 1
Wired cont roller
Polar wire
Wired cont roller
Wired Controller Wiring Instruction
Wiring Connections
1.2 Non-MRV Wall mount (AW...)
Indoor PCBboard
Wired controller
LED3/R
SW1
CN4
CN3
CN5 CN1
A B C A BC
CN2
1 2 3 4
LED1/RLED2/G
WK-B
LED4/G
A B C
Display Description Value
A Indoor sensor - Ambient (Tai) Temperature °F(°C)
b Indoor sensor - Vapor (Tc1) Temperature °F (°C)
C Indoor sensor - Liquid (Tc2 Temperature °F(°C)
d Indoor EEV position Half of actual position
E Indoor unit address Shown in hexadecimal
F Indoor unit central address Shown in hexadecimal
Parameter Inquiry:
Mode Combination Sett ing:

16
A B C
Indoor 2
Wired cont roller
A B C A B C
A B C
Indoor 1
Wired cont roller
A B C A B C
Indoor N
Wired cont roller Indoor 15 Wired cont roller Indoor 16
(main unit)
Wired cont roller
Control wiring of wired
cont roller, polar.
Wired cont roller
B: One Controller for up to 16 indoor
A B C
Indoor 2
Wired cont roller
A B C A B C
A B C
Indoor 1
Wired cont roller
A B C A B C
Indoor N
Wired cont roller Indoor 15 Wired cont roller Indoor 16
(main unit)
Wired cont roller
Control wiring of wired
cont roller, polar.
Wired cont roller
• Addressing Indoor Units
• Each indoor unit must hvae a unique
address.
• • • • • • Dipswitch posit ion Dipswitch posit ion
Unit # 1 2 3 4 Unit # 1 2 3 4
5 678 5 6 7 8
0* 8on 1on 9on on
2on 10 on on 3on on 11 on on on
4on 12 on on 5on on 13 on on on
6on on 14 on on on 7on on on 15 on on on on
* Unit 0 is connected directly to t he cont rol and is main

17
3. Non-MRV Wall Mount (AW...)
Wiring Connections
SW1
Wired controller
Unit 0 ... ...
(main unit )
Unit 1 Unit 15
ABC AB BB
CCC
AAABC
ABC
SW1 SW1
High Wall
WK-B
connect with WK- Bis considered as
main unit 0.
(2)Remove t he jumpers on CN3 and CN4.
(3)The wired cont rol must connect to CN1
of the WK-Bmain unit (unit 0).
(4)Connect t he CN2 on t he main unit (unit
0) to t he next WK- B subordinate unit
(unit 1) CN1 or CN2. Only t he main unit
(unit 0) must use CN1 for the cont rol.
All others may use CN1 or CN2. See
Picture 2.2.
(5) Set t he dipswit ch address of t he WK- B
adapter. The adapters ship with all
C:
Two controllers on one indoor
Not ice: For wired controller connection and warranty details, please follow
the corresponding indoor unit inst allation inst ructions.
LED3/R LED4/G
ABCABC
Wired cont roller Wired cont roller
Polar wire
SW1
CN4
CN3
CN5 CN1
A B C A B C
CN2
1 2 3 4
LED1/RLED2/G
WK-B
Indoor PCBboard
A BC
A BC
A BC
Indoor 1
Wired controller
Polar wire
Wired controller
Polar wire
Wired controller
Dipswitch posit ion Dipswitch position
Unit # 1 2 3 4 Unit # 1 2 3 4
0* 8on 1on 9on on
2on 10 on on 3on on 11 on on on
4on 12 on on 5on on 13 on on on
6on on 14 on on on 7on on on 15 on on on on
* Unit 0 is connected directly to t he cont rol and is main

18
C
B
A
red
yellow
white
Wired Controller Wiring Instruction
Communication Wiring
*Ground only one end of the shielded cable
Wiring Diagrams
Communication wiring length (m/ ft) Wire Size
< 100m/328ft 0.3mm2x3-core shielded wire
(22AWG,3wire)
0.5mm2x3- core shielded wire
(20AWG,3wire)
0.75mm2x3-core shielded
wire (18AWG,3wire)
1.25mm2x3- core shielded wire
(16AWG,3wire)
2mm2x3-core shielded wire
(14AWG,3wire)

19
2. Secure the back panel to the
wall using screws.
3. Connect t he cont rol wires.
4. Att ach the control to the
back panel by aligning the
bottom tabs and then press-
ing the top edge.
Wired Controller Wiring Instruction
Installation Diagrams
1. To take the front panel
and back panel apart,
slide the front panel up
and press down on the
back panel.