Mitsubishi Heavy Industries SC-SL4-AE3 User manual

SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3/1
SC-SL4-BE3/1
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
SC-SL4-AE3, SC-SL4-BE3
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33

– 1 –
ENGLISH
Thank you for purchasing Central Control
SC-SL4-AE3, SC-SL4-BE3.
Before using, read thoroughly this user’s manual for proper
operation. After reading, carefully store it for future reference. If
any trouble should occur during operation, it will be helpful. Also,
read thoroughly the user’s manual which is attached to the air
conditioner, hydro module units or heat pump water heaters.
❚PRECAUTIONS FOR WASTE DISPOSAL
Your central control may be marked with this symbol. It means that waste electrical and
electronic equipment (WEEE as in directive 2012/19/EU) should not be mixed with general
household waste. Central control should be treated at an authorized treatment facility for re-
use, recycling and recovery and not be disposed of in the municipal waste stream. Please
contact the installer or local authority for more information.
This symbol printed in the batteries attached to your central control is information for end-
users according to the EU directive 2006/66/EC article 20 annex II.
Batteries, at their end-of-Iife, should be disposed of separately from general household waste.
If a chemical symbol is printed beneath the symbol shown above, this chemical symbol means
that the batteries contain a heavy metal at a certain concentration. This will be indicated as
follows:Hg:mercury (0.0005%), Cd:cadmium (0.002%), Pb:lead(0.004%)
Please, dispose of batteries correctly at your local community waste collection or recycling
center.

– 2 –
Table of contents
Introduction............................................... 3
Safety Precautions................................... 3
Overview.................................................. 5
Names and Functions of Parts ................ 5
Blocks, Groups ........................................ 6
Select Group............................................ 6
Startup Screen......................................... 7
Unit specifications.................................... 8
Quick Reference Chart for Operations .... 9
Menu...................................................... 10
Operator Menu Screen .......................... 11
All Blocks Display .................................. 12
Changeover Confirmation Screen ......... 14
Icons ...................................................... 14
Operation................................................. 18
Group Operation Settings
(Monitor Group Status) .......................... 18
Multiple Groups Operation Settings....... 26
Group Batch Operation.......................... 30
Schedule Settings.................................. 33
Viewing Detailed Unit Information.......... 43
Calculating Settings
(SC-SL4-BE3 only) ................................ 44
Initial Settings ......................................... 46
Group Definition..................................... 46
Block Definition...................................... 50
Time & Date Setting............................... 53
Convenient Functions............................ 55
Entering Numbers and Characters ........ 55
Display Setting....................................... 56
Corrections for Power Outage ............... 57
Using USB Memory ............................... 57
Operation Time History .......................... 59
Energy Consumption History
(SC-SL4-BE3 only) ................................ 60
Hot Water Amount History ..................... 61
LAN Settings.......................................... 62
Operator Settings................................... 63
Function Setting..................................... 64
Temperature Range Setting................... 64
Control Function Setting ........................ 65
Home Leave Setting .............................. 67
HMU Priority Operation Setting ............. 68
Hot Water Temp Limit Setting ................ 68
Storage Tank Type Setting..................... 69
Data Logging ......................................... 70
Flap Control Setting............................... 71
Group User Setting................................ 72
Viewing Alarm History............................ 74
System Information................................ 74
Help ....................................................... 74
Maintenance............................................ 75
Shutdown ................................................ 76
Using MAINTENANCE MENU ................ 77
Unit Definition Settings
(SC-SL4-BE3 only) ................................ 78
Outdoor Unit Definition .......................... 79
Import/Export Configuration File............ 80
Meter Definition (SC-SL4-BE3 only)...... 82
Operation Data Monitoring..................... 82
Maintenance User Setting ..................... 83
Function Setting..................................... 84
SL Mode ................................................ 85
Function Settings Details....................... 85
External Input Settings........................... 87
Demand Definition ................................. 88
Language Setting................................... 89
Factory Clear ......................................... 90
Viewing Alarm History............................ 91
External Input Status ............................. 92
External Output...................................... 92
Troubleshooting ..................................... 93
After Sales Service ................................. 96

– 3 –
Introduction
Safety Precautions
• Please read the precautions written here carefully to operate the central control properly.
You are required to observe these fully because every item of these instructions is important
for safety.
WARNING Failure to follow these instructions properly may result in serious
consequences such as death, severe injury, etc.
CAUTION
Failure to follow these instructions properly may cause injury or property
damage.
It could have serious consequences depending on the circumstances.
• The following pictograms are used in the text.
Never do. Always follow the instructions
given.
Absolutely keep water away. Absolutely keep wet hands
away.
•
Keep this manual at a safe place where you can consult with whenever necessary. Show this manual
to installers when moving or repairing the central control. When the ownership of the central control
is transferred, this manual should be given to a new owner.
• Electrical wiring work must be implemented only by qualified specialists.
WARNING
Consult your dealer or a professional contractor to install the central control.
Improper installation made on your own may cause electric shocks, fire or dropping
of the central control.
Consult your dealer when moving, disassembling or repairing the central
control.
Never modify the central control.
Improper handling may result in injury, electric shocks, fire, etc.
Avoid using combustible substances (hair spray, insecticide, etc)
near the central control.
Do not use benzene or paint thinner to clean the central control.
It could cause cracks, electric shocks or fire.
Stop operation under abnormal situation.
If continued, it could result in break-down, electric shocks, fire, etc.
If any abnormal condition (burnt odor etc.) occurs, stop operation, turn offthe power
switch and consult your dealer.
CAUTION
Do not use or let use the central control as play equipment.
Improper operations could cause ill health or health disorder.
Never disassemble the central control.
If you touch internal parts accidentally, you could get electric shocks or cause
trouble.
Consult your dealer when it is necessary to inspect its interior.

– 4 –
CAUTION
Do not wash the central control with water or liquid.
It could cause electric shocks, fire or break-down.
Do not touch electric parts or operate buttons or screens with wet hands.
It could cause electric shocks, fire or break-down.
Do not dispose the central control by yourself.
It could destruct the environment. Ask your dealer when it is necessary to dispose
the central control.
Depending on the place of installation, a leakage breaker may be necessary.
If a leakage breaker is not installed, electric shock may happen.
Consult your dealer.
Do not install the central control in any area where noise easily generates.
If it is installed near the computer, automatic door, elevator or equipment which
generates noise, it will cause to improper operation.
Do not install the central control in any area where it is very humid or the
vibration is large.
If it is installed in an area exposed to humidity, splashing water or high vibration, it
will cause malfunctions.
Avoid any place which is exposed to direct sunlight or is near a heat source.
If it is installed under direct sunlight or near a heat source, it will cause
malfunctions.
Note
The central control should not be installed where it is exposed to direct
sunlight or the ambient temperatures become higher than 40°C or lower than
0°C.
It could cause deformation, discoloration or break-down.
Do not use benzene, paint thinner, wipes etc. to clean the central control.
It could discolor or break-down the central control. Wipe it with a piece of cloth
which is squeezed tightly after wetting with diluted neutral detergent. Finish up the
cleaning by wiping with a piece of dry cloth.
Do not pull or twist the cable of the central control.
It could cause break-down.
A static electric discharge to the unit could cause a break-down.
Before performing operations, touch a grounded metal object and discharge any
static electricity.
Do not perform repetitive operations with significant force.
The touch panel will deteriorate, and screen response may worsen.

– 5 –
Overview
Central controls are made to collectively control air conditioning indoor units, hydro module units or
heat pump water heaters. All the controls such as unit monitoring, operation, settings and scheduling
can be done on the touch panel.
Warning
This is a class A product. In a domestic environment, this product may cause radio interference in
which case the user may be required to take adequate measures. This unit is not for domestic use.
Important!!
The energy consumption calculated by this unit does not conform to OIML, and there are no
guarantees concerning the results of the calculations.
This unit calculates only energy consumption distribution (gas, electric power). You need to calculate
the air- conditioning rates.
Sales, lease, or any other form of transfer of this product to countries specified in export control
laws (currently, Cuba, Iran, North Korea, Sudan, and Syria) is prohibited, as they are subject to the
export control laws of the United States. Additionally, sales, lease, or any other form of transfer of this
product to a third party (a third party recorded on a “list of organizations subject to embargo” for the
U.S. Department of Commerce Bureau of Industry and Security) is strictly prohibited.
Note
The screens in this manual may differ from the actual screens.
Names and Functions of Parts
1. Front Cover
2. Color LCD Display
The screens are displayed here. Operations are
performed by touching it with a finger.
3. Reset switch
Press the switch that is placed innermost of
small hole at the lower side of this cover, using
a straight clip or similar tool.
The screen may be locked depending on the
static charge or external noise, etc, but there
is no trouble. In this case, the screen can be
returned to normal display by pressing the
reset switch.
4. USB Memory Slot
Insert the USB memory from the bottom.
1
2
3
4
Warning
• Do not insert any USB device other than the bundled USB memory.
• A static electric discharge to the unit could cause a break-down.
Do not touch the USB memory slot with your finger.
Before performing operations, touch a grounded metal object and discharge any static electricity.

– 6 –
Blocks, Groups
[Example of Connections]
Unit
1
Central
control
R
R
R
R
R
R
Unit
16
Unit
2
Unit
17
Unit
4
Unit
19
Group 1
Group Q +1
Group 2
Block 2
Group Q
Group R
Unit
3
Unit
18
Unit
5
Unit
20
Block 1
Unit
15
Unit
P
• A maximum of 16 units can be set up in one group.
• Do not use one remote controller for different groups of units.
• A maximum of 12 groups can be set up in one block.
• A maximum of 20 blocks can be set up.
Unit
1
R
Unit
2
Unit
4
Group 1 Group 2
Unit
3
R : Remote controller
Select Group
This is displayed to choose a group type. page 47
[Select Group Type screen]
1. Select a group type and press the button, when this screen is displayed.
The screen for the selected group type is displayed.

– 7 –
Startup Screen
[Startup screen]
This screen is displayed at startup.
Note
It may take time to display the screen.
[Information screen]
Note
It is not possible to do any setting when information screen is
displayed.
[Login screen]
The default ID and password are as follows:
Default ID:
Default password:
OPERATOR
999999
After logging in, change the default ID and password to your own.
Changing the ID and password
page 63

– 8 –
All Groups Display
This display appears the first time the unit starts up or when block
have not been registered. Make the initial settings in the following
order.
Time & Date Setting page 53
Group Definition page 46
Block Definition page 50
Once blocks are registered, it is very convenient because the status
of all groups can be viewed on a single screen.
All Blocks Display
When blocks have been registered, this display appears.
Note
It may take time for the settings to be read into the unit. Do not
perform any operations until all the groups that have been set are
displayed. (This should take only a few minutes.)
Unit specifications
Item Description
Product dimensions 260 (W) x 172 (H) x (23+70) (D) mm
(70 is the embedded measurement)
Weight 2 kg
Power supply AC100–240W 50/60 Hz
Power consumption 9 W
Usage environment Temperature: 0 to 40 deg C
Material Casing: ABS

– 9 –
Quick Reference Chart for Operations
Initial settings Date & time Page 53 (Time & Date Setting)
Groups Page 46 (Group Definition)
Blocks Page 50 (Block Definition)
Viewing status All blocks Page 12 (All Blocks Display)
All groups Page 25 (All Groups Display)
Each group Page 18 and 24 (Group Operation Settings : BLOCK
LAYOUT & GROUP LIST screen)
Each unit Page 43 (Viewing Detailed Unit Information)
Group operation Page 18 (Group Operation Settings)
Multiple groups operation Page 26 (Multiple Groups Operation Settings)
Batch operation Page 30 (Group Batch Operation)
Setting and checking schedules Page 33 (Schedule Settings)
Making calculating settings
(SC-SL4-BE3 only)
Page 44 (Calculating Settings)
Entering numbers and characters Page 55 (Entering Numbers and Characters)
Using convenient functions Page 56 (Display Setting)
Page 57 (Corrections for Power Outages)
Page 57 (Using USB Memory)
Page 59 (Operation Time History)
Page 62 (LAN Setting)
Page 63 (Operator Settings)
Page 64 (Function Setting)
Page 70 (Data Logging)
Page 71 (Flap Control Setting)
Page 72 (Group User Setting)
Page 74 (System Information)
Alarm history Page 74 and 91 (Viewing Alarm History)
Further Information Page 74 (Help)

– 10 –
Menu
When the MENU button is pressed, the screen switches to the one shown below.
1 10
9
8
211
3 12
4
13
5
146
15
7
1. ALL BLOCKS button
Displays a list of the names and status of all
blocks in a panel. page 12
2. ALL GROUPS button
Displays all group names and status in a list.
page 25
3. HISTORY button
Displays operation time in graph format for
each group.
(If you have not set a group, this button is
invalid.) page 59
4. DISPLAY SETTING button
Sets the brightness of the display and the
light-up period of the backlight, or switches to
screen cleaning mode. page 56
5. OPERATOR MENU button
Switches the screen for making group and
block settings, date and time settings and
accounting settings (SC-SL4-BE3 only) as well
as viewing the alarm history. page 11
6. SHUTDOWN button
When it is known that there will be a power
outage, this button saves the settings.
page 76
7. LOGOUT button.
Return to login screen.
8. Outdoor air temperature
You can choose outdoor unit. page 79
9. Date and Time display
10. CHANGE ALL button
Switches the screen for changing group batch
operation settings. page 30
11. SCHEDULE SETTING button
Switches the screen for setting air conditioning
operation schedules.
(If you have not set a group, this button is
invalid.) page 33
12. SYSTEM INFORMATION button
Displays the central control version number
and number of units registered.
page 74
13. MAINTENANCE MENU button
Displays the MAINTENANCE MENU.
This button is displayed only when you have
logged in using the maintenance user ID.
page 77
14. RUN ALL/STOP ALL button
Starts/Stops running for groups set up for
batch operation.
Q-ton groups ( page 47) pause without
stopping.
(Settings can also be made for groups not set
up for batch operation. page 46
15. HELP button
Opens the screen for viewing detailed
information on the display content and
operations. page 74

– 11 –
Operator Menu Screen
This is displayed when the OPERATOR MENU button is pressed on the MENU screen.
page 10
1
2
3
4
5
6
7
9
8
16
10
11
12
13
14
15
1. BLOCK DEFINITION button
Switches the BLOCK DEFINITION screen.
page 50
2. GROUP DEFINITION button
Switches the GROUP DEFINITION screen.
page 46
3. FUNCTION SETTING button
Switches to the screen for TEMPERATURE
RANGE SETTING, CONTROL FUNCTION
SETTING, HOME LEAVE SETTING,
HMU PRIORITY OPERATION SETTING,
HOT WATER TEMP LIMIT SETTING and
STORAGE TANK TYPE SETTING.
page 64
4. ACCOUNTING PERIOD TIME button
Switches to the screen used to set the start
and end time of the accounting period.
(SC-SL4-BE3 only) page 44
5. FLAP CONTROL SETTING button
Switches the FLAP CONTROL SETTING
screen. page 71
6. OPERATOR SETTING button
Switches to the screen used to set the
operator ID and password, and operator
information. page 63
7. MENU button
Returns to the MENU screen. page 10
8. Date and Time display
9. LAN SETTING button
Switches to the screen used to set the IP
address, subnet mask, and gateway address.
page 62
10. TIME & DATE SETTING button
Switches the TIME & DATE SETTING
screen.
page 53
11. DATA LOGGING button
Switches the DATA LOGGING screen.
page 70
12. EXPORT MONTHLY DATA FILES button
Switches to the screen used to export the
accounting period data and save it on a USB
memory device. (SC-SL4-BE3 only)
page 57
13. ALARM HISTORY button
Displays the Alarm History of the units.
page 74
14. GROUP USER SETTING button
Switches the GROUP USER SETTING
screen. page 72
15. HELP button
Opens the screen for viewing detailed
information on the display content and
operations. page 74
16. Outdoor air temperature
You can choose outdoor unit. page 79

– 12 –
All Blocks Display
This is displayed when the ALL BLOCKS button is pressed on the MENU screen. page 10
The names and the status of all blocks are displayed in the panels. Unestablished blocks or blocks
without any groups are not displayed. If a block button is pressed, the BLOCK LAYOUT screen is
displayed. page 18
2
1
3
6
5
4
1. ALL GROUPS button
Displays all groups. page 25
2. MENU button
Returns to the MENU screen. page 10
3. Date and Time display
4. RUN ALL/STOP ALL button
Starts/Stops running for groups set up for
batch operation.
(Settings can also be made for groups not set
up for batch operation.) page 46
Note
Q-ton groups ( page 47) pause
without stopping.
5. HELP button
Opens the Help. page 74
6. Outdoor air temperature
You can choose outdoor unit. page 79

– 13 –
Individual Block Displays
1
2
3
4
1. Block name
2. Block number
3. Filter Sign and Maintenance Indicator
Displayed when at least one group needs the
cleaning of the filters or maintenance.
page 14
4. Each group status display
The colors 1 – 12 show the status of the
groups. As shown in the below figure, it is
arranged from small group number.
123
567
91011
4
8
12
The colors have the following significance.
• Green : Running (and Paused for Q-ton
groups
page 47)
• Blue : Stopped
• Red : Malfunction
• Yellow : Communication error
• Gray : No groups

– 14 –
Changeover Confirmation Screen
This is a screen for confirming the changes to various
settings. The text displayed varies according to the screen
called up, but the operation is as follows.
Press the YES button to save the settings and to exit. Press
the NO button to exit without saving your settings.
Icons
Filter sign If at least one unit in a block or group needs filter maintenance, this indicator
lights up. When this happens, clean the filters.
Maintenance
Indicator
When the maintenance indicator is lit for at least one unit in a block or group, the
maintenance indicator is displayed. If the maintenance indicators are offon all units,
the maintenance indicator turns off. Contact your dealer if this indicator is on.
(Blue) Inspection, Inspection 1, Inspection 2
(Yellow) Backup operation (Inspection 3)
Scheduling This shows the group that is the target of the current day’s schedule.
Air direction This shows the status of louver operation.
Swinging (AUTO)
Position 1 (STOP 1)
Position 2 (STOP 2)
Position 3 (STOP 3)
Position 4 (STOP 4)

– 15 –
Unit states The unit status is shown by figures.
Error stop (One or more units have been stopped because of malfunction.)
Please contact your dealer.
Refrigerant leakage (one or more units are leaking refrigerant)
Displays when the refrigerant sensor of one or more units detects refrigerant
leakage.
Please turn offthe fire of combustion equipment and ventilate the room.
The unit will stop, but the fan of the indoor unit may operate automatically.
Do not shut offthe power breaker.
Please contact your dealer for the message.
This function cannot be applied to some indoor units.
(Gray)
Maintenance (The signal for prompt service and maintenance for one or more
units, not to show anomaly.)
Please contact your dealer.
Demand (The external signal is inputted to the demand terminal.)
The target unit’s set temperature shifts by 2 deg C or the target unit will switch
to fan mode and remote controller operations are prohibited. When the external
signal is cancelled, the setting will return. page 48, 87
Emergency stop (The external signal is inputted to the emergency stop
terminal.)
All units stop and operations are prohibited. When the emergency stop signal is
cancelled, the remote controller lock/unlock setting will return but the units
remain stopped. page 87
Note
Q-ton groups ( page 47) pause without stopping.
Accounting period time (This shows the accounting period time 2, 3 or 4. The
icon of accounting period time 1 is not shown. )
Energy saving (This shows the group that is the target for energy saving.)
Silent mode (This shows the group that is the target for silent mode.)

– 16 –
HMU states Inlet water temperature
Outlet water temperature
Remote control temperature
Set temperature 2
Pump
Q-ton states Target hot water temperature
Target keeping warm temperature
Target hot water amount
Heating ON/OFF setting
Heating status
Heating set temperature
Auto/Manual for heating set temperature
Heating set temperature is auto.
Heating set temperature is manual.
Application setting
Application setting is HW & Heating
Application setting is HW(hot water).
Application setting is Heating.
Application setting is not set.
Priority setting
Priority setting is HW(hot water).
Priority setting is Heating.
Hot water amount
Peak-cut
Anti-legionella

– 17 –
Q-ton states Top up
Fill up
Keep warm
Initial setting
Water pump test run
Setting of day off
Anti-freezing water operation

– 18 –
Operation
Attention
A static electric discharge to the unit could cause a break-down.
Before performing operations, touch a grounded metal object and discharge any static
electricity.
Group Operation Settings (Monitor Group Status)
Note
When setting the temperature with SL4, disable the automatic setting of the remote control.
1. Press the ALL BLOCKS button on the MENU screen. page 10
2. Press the block you wish to set or monitor.
The BLOCK LAYOUT screen is displayed.
The group name and status can be observed.
[BLOCK LAYOUT screen]
3, 5
6
4
Note
• Icons displayed have following meanings.
: Running (at least one unit is running)
: Paused (all units have paused for Q-ton group)
: Stopped (all units have stopped)
: Malfunction (at least one unit is not in good condition)
: Communication error (at least one unit can not communicate)
: Home leave running (at least one unit is running for home leave)
: Home leave stopped (all units have stopped and at least one unit’s status is home
leave)
• If the GROUP LIST button is pressed, the GROUP LIST is displayed. page 24
• To display the units in a group, press the UNIT LIST button. page 43

– 19 –
<When running and stopping each group>
3. Press the icon of the group for which settings are to be made.
The frame turns red.
When you want to cancel, please press the icon again.
4. ●To run units
Press the RUN button, and press the Yes button on the confirmation screen.
The selected group starts running.
●To stop units
Press the STOP button, and press the Yes button on the confirmation screen.
The selected group stops running.
When you do not want to set, press the No button.
Note
Q-ton group ( page 47) pauses.
<When making settings and changes on each group>
5. Press the icon of the group for which settings or changes are to be made.
The frame turns red.
6. Press the CHANGE button.
The CHANGE GROUP screen is displayed. When the screen changes, no items are
selected. Set only the items that are to be set or changed.
<For air conditioner group ( page 47)>
This function can be applied to the indoor
units, which are the model KXE4 or later,
and to the wired remote controller, which
is the model RC-E1 or later.
[CHANGE GROUP screen] (Individual lock/unlock settings valid in
FUNCTION SETTING)
10
7