Sinclair SDV KJR-12B User manual

AIR CONDITIONING
IV
FULL DC INVERTER SYSTEMS
COMMERCIAL AIR CONDITIONERS SDV4
OWNER'S MANUAL
WIRED CONTROLLER
KJR-12B

Original instructions

●This manual gives detailed description of the precautions
that should be brought to your attention during operation.
●In order to ensure correct service of the wired controller
please read this manual carefully before using the unit.
●For convenience of future reference, keep this manual
after reading it.

CONTENTS
1. SAFETY PRECAUTION.............................................................................. 1
2. SUMMARIZE............................................................................................... 2
3. FUNCTION SUMMARY............................................................................... 2
4. NAME AND FUNCTION OF INDICATORS ON THE WIRE
CONTROLLER............................................................................................ 3
5. INSTALLATION METHOD........................................................................... 4
6. NAME AND OPERATION OF THE BUTTON ON THE WIRE CONTROL-
LER.............................................................................................................. 5
7. USING METHOD ........................................................................................ 7
AUTOMATIC OPERATION......................................................................... 7
COOLING/HEATING/FAN ONLY OPERATION.......................................... 7
DRY OPERATION....................................................................................... 8
TIMER SETTING........................................................................................ 8
TIMER ON AND TIMER OFF BOTH........................................................... 8
CHANGE TIMER......................................................................................... 9
8.TECHNICAL INDICATION AND REQUIREMENT ...................................... 9

1. SAFETY PRECAUTIONS
The following contents are stated on the product and the operation manual,
including usage, precautions against personal harm and property loss, and the
methods of using the product correctly and safely. After fully understanding the
following contents (identifiers and icons), read the text body and observe the
following rules.
 Identifier description
Identifier Meaning
Means improper handling may lead to personal death or
severe injury.
Means improper handling may lead to personal injury or
property loss.
[Note]: 1. “Harm” means injury, burn and electric shock which need
long-term treatment but need no hospitalization
2. “Property loss” means loss of properties and materials.
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Caution
Caution
 Icon description
Meaninglcon
It indicates forbidding. The forbidden subject-matter is indicated in the
icon or by images or characters aside.
It indicates compulsory implementation. The compulsory subject-matter
is indicated in the icon or by images or characters aside.
1

Warning
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Please entrust the distributor or professionals to install
the unit. The installers must have the relevant know-how.
Improper installation performed by the user without perm
ission may cause fire, electric,shock, personal injury or
water leakage.
Delegate
installation
Forbid
Forbid
Usage
Usage
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Do not spray flammable aerosol to the wire
controller directly. Otherwise, fire may occur.
Do not operate with wet hands or let water enter the wire
controller. Otherwise, electric shock may occur.
2. SUMMARIZE 3. FUNCTION SUMMARY
Usage condition: Main function:
1. Power supply: 5V DC.
2. Operation temperature:
-15°C(-5°F)~ +43°C(+109°F).
3. Operation humidity: 40%-90%, RH.
1. Connecting to indoor unit by A, B, C,
D, E termina.;
2. Button setting action mode.
3. LCD display.
4. Timer for rest time.
2

4. NAME AND FUCTION OF INDICATORS ON THE
CONTROLLER
When adjust setting off time or only off
time is set , the "OFF" is lighted. If on
and off timer are both set, the"ON" and
"OFF"are both lighted.
③ Follow me function:
There is a temperature sensor inside the
wire controller, after setting temperature,
it will compare the two temperatures,
and the space of wire controller will be
①Operation mode indication:
When press " MODE " button, the follow-
ing mode can be selected in circle. Auto
→Cool →Dry→Heat→Fan only→Auto.
For cooling only model,heat mode is
skipped.
② Timer :
When adjust setting on time or only on
time is set, the "ON" is lighted.
3
1 2
1 121 12
1 Operation mode indication 3 Follow me function
4 ON/OFF indication
2 Timer ON/OFF
7 Temperature display zone
6 Lock
5 Fan speed indication

the same as setting temperature. It is
available under cooling, heating, auto
mode.
④ ON/OFF indication :
When it is on, the icon display,
otherwise it is extinguished.
⑤ Fan speed indication :
There are four fan modes : low, middle,
high, auto. For some models, no middle
fan then the middle fan is seen as high
speed.
⑥Lock:
When the " LOCK " button is pressed,
the icon appear and other buttons is
unable, press again, the icon disappear.
⑦Temperature display zone:
Generally it displays setting tempera-
ture, it can be adjusted by press
temperature button ▲and ▼. But in fan
mode, no display here.
4
5. INSTALLATION METHOD
5-Core Shield Cable
5-way terminal Emitter tube
Indoor Unit
RUN GND
+5V
Indoor switch board
Wire Controller

5
6. NAME AND OPERATION OF THE BUTTON ON THE
WIRE CONTROLLER
When a wire controller is needed, a small 5-way terminal should be added,fix an
infrared emitter with gumwater near the receiver on the switch board. Connect its
anode and cathode to A and B,and +5V, GND, RUN to C, D, E on the switch board.
MODE BUTTON
TIMER ON BUTTON
FOLLOW ME BUTTON
TIMER OFF BUTTON
ELECTRICAL
HEATER BUTTON
RESET BUTTON
ON / OFF BUTTON
ADJUST BUTTON ▲
ADJUST BUTTON ▼
SWING BUTTON
ECONOMY BUTTON
FAN SPEED BUTTON
LOCK BUTTON
TIMER
ON
TIMER
OFF
FOLLOW
ME
AUXIL
HEATER MODE
RESET LOCK
FAN SPEED
ECO
SWING TEMP
①
②
③
④
⑤
⑥
⑦
⑧
⑨
⑩
12
13
11

① Mode botton:
When press this botton,the operation
mode change as the following
sequence:
Remark: For the cooling only model, the
heating mode is skipped.
② Timer on button :
Press this button, timer on function is
active. Then every press, the time
increase 0.5h, after 10h, 1h
increasement after each press. If cancel
this Function,just set it to "0.0" .
③ Timer off button:
Press this button, timer off function is
active.Then every press, the time
increase 0.5h, after 10h, 1h
increasement after each press. If
cancel this function, just set it to "0.0" .
④ Follow me button:
When under cool, heat and auto mode,
press this button, follow me function is
active. Press again, this function is
ineffective.
⑤ Electrical heater button :
If press this button in heat mode, electri-
cal heater function become ineffective.
⑥Reset button(hidden):
Use a 1mm stick to press in the little hole ,
then the current setting is canceled . The
wire controller enter into original state.
⑦ON/OFF button:
When in off state, press this button, the
indicator is on, the wire controller enter
into on state, and send setting information
to in door Pcb. When in on state,press this
button, the indicator is off, and send
instruction. If timer on or timer off has
been set, it concel this setting then send
instruction to stop the machine.
⑧ Adjust button ▲:
Set indoor temperature up. If press and
hold on, it will increase at 1°C(2°F) per
0.5 second.
⑨ Adjust button ▼:
Set indoor temperature down . if press
and hold on,it will decrease at 1°C(2°F)
per 0.5 second.
6
→AUTO →COOL→DRY→HEAT→FAN

AUTOMATIC OPERATION
Connect to power,indoor operation lamp
flash.
1. Press "MODE" button, select " AUTO
" ;
2. Press the button "▲" and "▼", set
temperature you want, generally it is
among 17°C(62°F)~30°C(88°F);
3. Press " ON/OFF" button, operation
lamp is on, the air-conditioner work in
auto mode, indoor fan is auto, and can
not be changed. Auto is displayed on
LCD. Press ON/OFF button again to
stop.
4. Economy operation is valid in auto
mode.
COOL/HEAT/FAN MODE OPERA-
TION
1. Press "MODE" button, select "COOL" ,
"HEAT" or "FAN ONLY" mode.
2. Press temperature adjust button to
select setting temp..
7
7. USING METHOD
⑩ Swing button:
First press, start swing function;second
press, stop swing. (Match to some
model with swing function).
11 Economy operation button:
press this button, the indoor unit
operates in economy mode, press again,
exit this mode (it may be ineffective for
some models)
12 Fan speed button:
press this button consecutively, the fan
speed will circle as follow:
13 Lock button(hidden):
When you push the LOCK button, all
current settings are locked in and the
wire controller does not accept any
operation except that of the LOCK
button. Use the lock mode when you
want to prevent setting from being
changed accidentally or play fully. Push
the LOCK button again when you want
to cancel the LOCK mode.

DRY OPERATION
1. Press " MODE " button, select " DRY "
mode.
2. Press temperature adjust button to
select setting temp.
3. Press " ON/OFF " button, indoor unit
operation lamp on, it works in dry mode.
Press ON/OFF button again, it stops to
work.
4. In dry mode, economy operation and
fan speed are ineffective.
TIMER SETTING
Timer on only:
1. Press " TIME ON " button, it display
"SET" on LCD, and display " H " and
"ON" , it is waiting for timer on setting.
TIMER ON AND TIMER OFF BOTH
1. Set timer on time as the
corresponding step1 and 2.
2. Set timer off time as the
corresponding step1 and 2.
3. Press "FAN SPEED" button to select
high/mid/low/auto.
4. Press "ON/OFF" button, indoor unit
operation lamp on, it works in selected
mode. Press "ON/OFF" button again, it
stops to work.
Remark: When in fan mode, no
temperature can be set.
2. Press " timer " on button repeatedly to
adjust time setting.
3. If press this button and hold on, the
time will increase at 0.5h, after 10h, it
increase at 1h.
4. After setting 0.5 second, the wire
controller send timer on information, it is
finished.
Timer off only:
1. Press "TIME OFF " button, it display
"SET" on LCD, and display " H " and ON,
it is waiting for timer on setting.
2. Press "TIME OFF" button repeatedly
to adjust time setting.
3. If press this button and hold on , the
time will increase at 0.5h, after 10h, it
increase at 1h.
4. After setting 0.5 second, the wire
controller send timer off information, it is
finished.
8

CHANGE TIMER
9
3. Timer off time must be longer than
timer on time.
4. 0.5 second after setting, the wire
controller send information.the setting is
finished.
If there is a need of changing timer
time, press corresponding button to
revise it. If concel timer, change timer
time to 0.0.
The timer time is relative time,that is
delay after setting time( i, e: setting
time is 8:05 A,M). So when imer is set,
the standard time can not be adjusted.
8. TECHNICAL INDICA-
TION AND REQUIRE-
MENT
EMC and EMI comply with the CE
certification requirements.
NOTE

Take-back of electrical waste
Information for Users to Disposal of electrical and electronic equipment
(private households)
Icon on the product or in the accompanying documentation means that used electric or electronic products
must not be disposed together with domestic waste. For the correct disposal of the product hand it over
to a place for take-back, where it is collected free of charge. By correct disposal of the product you can help
to preserve valuable natural resources and help in preventing potential negative impacts to environment and
human health, which could be consequence of incorrect disposal of waste. Ask for more details from local
authorities, nearest collection point, in Waste Acts of respective country, in the Czech Republic in Act no.
185/2001 Coll., in the wording of later regulations. In case of incorrect disposal of this waste, a fine can be
imposed according to national regulations.
Manufacturer:
Sinclair Corporation Ltd.
1-4 Argyll Street
London W1F 7LD
United Kingdom
Supplier and technical support:
Nepa, spol.s.r.o.
Purkyňova 45
612 00 Brno
Czech Republic
www.nepa.cz
Toll-free info line:
[phone]