Midea MD-CCM04/E User manual

WEEKLY SCHEDULE CONTROLLER
OF AIR CONDITIONER
Warning
Caution
Warning
Usage
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MODEL: MD-CCM04/E
Thank you very much for purchasing our product.
Before using your unit, please read this manual carefully and keep it for future reference.
OWNER’ S MANUAL

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● 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.

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Caution
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Usage
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CONTENTS
1. SAFETY PRECAUTION...............................................................................
2. SUMMARIZE................................................................................................
3. FUNCTION SUMMARY................................................................................
4. NAME AND FUNCTION OF INDICATORS ON THE CONTROLLER..........
5. INSTALLATION METHOD............................................................................
6. NAME AND OPERATION OF THE BUTTON ON THE CONTROLLER......
7. USING METHOD..........................................................................................
SET TIME.....................................................................................................
SET DATE....................................................................................................
QUERY PLAN..............................................................................................
SET PLAN....................................................................................................
OTHERS.......................................................................................................
8. TECHNICAL INDICATION AND REQUIREMENT........................................
9. TATBLE OF ALARM STATES.......................................................................
10.TABLE OF PROTECTION STATES.............................................................
PAGE
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7
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10
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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.
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It indicates compulsory implementation. The compulsory subject-matter
is indicated in the icon or by images or characters aside.
1

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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:
1. Power supply: 5V DC.
2. Operation temperature:
-15°C~ +43°C(-5°F+109°F).
3. Operation humidity: 40%-90%,RH.
Main function:
1. Connecting to indoor unit by +5V, GND,
E, Y, X terminal;
2. Buttons setting action mode/ fan/ time/
temperature/ date etc.
3. LCD and background display.
4. Timer for every week.
5. Override function
6. Unified switch of ON/OFF
2

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4. NAME AND FUNCTION OF LCD ON THE WIRE CON-
TROLLER
ķOperation mode indication: When
press "MODE"button, the following mode
can be selected in circle: Cool→Heat→
Fan→Off.
For cooling only model, heat mode
should be skipped.
ĸFan speed indication :There are four
fan modes : auto, low, middle, high.For
some air conditioners with no middle fan,
then the middle fan is seen as high
speed.
ĹFault indication.
ĺTemperature or error code indication.
ĻWeekly Schedule Controller switch
indication.
ļDate indication.
ĽTime indication.
ľPeriod indication.
ĿLock indication.
ŀWeek indication.
3
Operation mode
Error Temperature
or Error code
Timer on/off
Date
Time
Period
Lock
Week

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4
5. INSTALLATION METHOD
Weekly Schedule
Controller
3-cores wire
2-cores wire
INDOOR UNIT
When a weekly schedule controller is needed, a small 2-cores wire and
3-cores wire should be added. Connect like the following figure.
+5V
GND
E
Y
X
+5V
GND
To display board
To main board
Yellow
Brown
Black
Red
White
E
Y
X

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ķMode button: press this button, then
the operation mode will change in turn as
follows: COOL→HEAT→FAN→OFF
Remark : For the cooling only model, the
heating mode should be skipped.
ĸFan speed button: press this button,
then the operation fan will change in turn
as follows: Auto→Low→Middle→High
ĹEdit button: press this button, then you
can setup Weekly time function. (Details
in page 9: SET PLAN_ķ)
5
6. NAME AND OPERATION OF THE BUTTON ON THE
WIRE CONTROLLER
'(/$<
212))
'(/$<
23(5$7,21/$03

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ĺDate button: press the button, and
then enter the date of calibration, the
calibration sequence year--month--day-
-week .
Jump to next setparameters when press
the Confirm button every time, set the
scope of date (1-31) is not checking it
without date. (Press Cancel that can
return to the previous parameter
changes)
ĻTimer on/off button:Press this button,
can turn off the weekly timer function.
ļReset button:When press this button,
the system will clear the information of
weekly timer and delay,come into normal
display state and need to carry out some
initial setting (in page 9: SET PLAN_ĸ).
ĽLock button:press this button,weekly
timer come into lock mode, Press LOCK
again,lock mode is unchained at once.
Weekly timer lock mode state can not be
canceled when weekly timer has come
back to supply power after interruption of
power supply.
ľCancel button: It is for not saving and
retreating, or to cancel the temporary
setting (Details in page 10).
ĿQuery button: Press “Query”, display
present indoor temperature value, press
“Cancel” to backpress “Add ” or
“Reduce” to select the day you want to
query from “Sun” to “Sat”, press
“Confirm”. Thenpress “Add ” or
“Reduce” to select the period you want to
query from “1”“4” period. Press
“Cancel” to back or select other periods.
ŀReduce button: It is for reducing to
numbers and moving left or up to the
other.
Add button: It is for adding to numb
ers, and moving right or down to the
other.
Confirm button: It is for confirm
selection.
Time button: press this button, then
press "Add" or "Reduce" to adjust the
hours valueˈpress "Confirm" to adjust
minutes: press "Add" or "Reduce" to
adjust the minutes valueˈpress
"Confirm" to save and back.
6




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SET TIME
Delay button:
press this button once, display " " and
wait 3 seconds to confirm. It means the
unit will override 1 hour;
press this button twice, display " " and
wait 3 seconds to confirm. It means the
unit will override 2 hours;
press three times, display
" " and wait
3 seconds to confirmIt means to cancel
the setting;
cycling display as follows: 1h-2h-0h-1h.
When the override function does not go
into effect, the delay time can be
changed through the setting. But if the
function has gone into effect, any opera-
tion for the delay button is not effective
and the delay button is only for querying
the delay time you set.
ON/OFF button:
Push the button at the condition of OFF,
the OPERATION lamp lights, and the
wire controller enters into ON operation,
simultaneously sends the information of
operation mode, fan speed, temperature
etc. 7
7. USING METHOD
set hour
set minute
set done
REDUCE
REDUCE
TIME
ADD
CONFIRM
CONFIRM
ADD
or
or
In operating, Press the key "CANCEL",
to turn back to the previous step or the
normal display interface.
NOTE


Push the button at the condition of ON,
the OPERATION lamp extinguishes,
simultaneously sends the OFF. If having
set DELAY, the wire controller will cancel
this setting before entering into OFF,
close the concern indicator, and then
send the OFF information.
Remark :
If weekly timer is off, delay
button is ineffective.
Under the normal display interface

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8
SET DATE
set year
set month
REDUCE
REDUCE
DATE
ADD
CONFIRM
CONFIRM
ADD
or
or
set date
REDUCE
CONFIRM
ADD or
set week
set done
REDUCE
CONFIRM
ADD or
In operating, Press the key "CANCEL",
to turn back to the previous step or the
normal display interface.
NOTE
QUERY PLAN
select week
select period
REDUCE
REDUCE
QUERY
ADD
CONFIRM
CONFIRM
ADD
or
or
display various parameters
of the selected period
CANCEL
CONFIRM
back to the normal
display interface
Under the normal display interface Under the normal display interface

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9
SET PLAN
select week
REDUCE
REDUCE
EDIT
ADD
CONFIRM
CONFIRM
ADD
or
or
REDUCE
CONFIRM
ADD or
select the start
hour of the first
period
select the start
minute of the first
period
REDUCE
CONFIRM
ADD or
REDUCE
CONFIRM
ADD
CONFIRM
or
select the end
hour of the first
period
select the end
minute of the first
period
Setting of the first period is done
set various parameters of the next period
from the place " ", till the setting of
parameters of all the four period is done,
turn back to the "slect week" interface, as
this time, you can also press the key
"CANCEL"back to the normal display
interface.
In operating, Press the key "CANCEL",
to turn back to the previous step or the
normal display interface.
NOTE
REDUCE
ADD or
Long time press the button
"CONFIRM" to turn back to the
"select week" interface directly
*
*
*
RESET
ADD
CONFIRM
select °C or °F
Under the normal display interface
ʏʐ

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10
The example of DELAY
The plan setted as follows:
period
Time
Start time
End time
Period 1 Period 2 Period 3 Period 4
09:00
11:30
14:30
17:30
19:00
21:30
00:00
00:00
If you want the unit overrides 1/2 hour after
period 1. Just press “ Delay ” button once
during 09:00 to 11:30.
But if you set the delay time(1/2 hour) out
of the period you set (like during 11:31 to
14:30), the unit will override 1/2 hour at once.
Remark:When finishing the function, the
unit will operate following the plan you set.
How to set mode/fan/temperature
under the OFF status?
Firstly, press the Mode button to enter the
setting. Then it will display the mode/ fan/
temperature before OFF. At this time, you
could set the mode/ fan/ temperature you
want.
And When you finish the setting, press the
Confirm button to send. The air conditioner
will start with the information you set.
What is the temporary setting?
ķ Weekly timer is operating:
When the unit operated with the Weekly
timer, Any operations of mode/ fan speed/
temperature are called temporary setting.
When the wire controller displays Currently
icon, temporary setting has been effective.
Under the main interface, pressing “cancel”
button will cancel the temporary setting.
“ Currently ” icon will disappear and the
mode/ fan speed/ temperature parameters
of temporary setting will be saved. Then the
unit operated with the Weekly timer.
ĸ Weekly timer is off:
Temporary setting is always effective.
How to change “ ” to “ ”,or “ ”
to “ ” ?
select °C or °F
EDIT
Reset
ADD
CONFIRM
There are two methods:
+
QUERY
Always press select °C or °F
ʏ
ʐ
Pressing the “RESET” button will
clear the information of weekly timer.

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8. TECHNICAL INDICATION AND REQUIREMENT
EMI and EMC comply to CE
9. TABLE OF ALARM STATES
Alarm states
EF
EE
ED
EA
E8
E7
E6
E8
E5
E4
E2
E1
E0
F1
Description
Other malfunctions
Water level detection malfunction
Outdoor malfunction protection
Compressor overcurrent˄4 times˅
Air speed detection out of control
EEPROM error
Zero-crossing detection error
Malfunction in air discharge temperature sensor of T3, T4 or digital
compressor
T2B Sensor malfunction
T2A Sensor malfunction
T1 Sensor malfunction
Communication malfunction
Phases' sequence error or default
Weekly schedule Sensor malfunction
When the unit appears error, the corresponding error code
will be displayed with the flashing OPERATION LAMP.
NOTE:

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10. TABLE OF PROTECTION STATES
Protection states
PF
P8
P7
P6
P5
P4
P3
P2
P1
P0
Description
Other protection
Compressor overcurrent
Power supply over-under voltage protection
Air exhaust low pressure protection
Air exhaust high pressure protection
Air exhaust temperature protection
Compressor temperature protection
Condensate high temperature
protection
Anti-cool air or defrost protection
Evaporator temperature protection

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202055100846
Version: MDV12U-004AW

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