Mitsubishi Heavy Industries SRK20ZSXH-S User manual

RLF012A201
SRK20ZSXH-S
SRK25ZSXH-S
SRK35ZSXH-S
SRK50ZSXH-S
SRK60ZSXH-S
MITSUBISHI HEAVY INDUSTRIESTHERMAL SYSTEMS, LTD.
16-5 Konan 2-chome, Minato-ku, Tokyo, 108-8215, Japan
http://www.mhi-mth.co.jp/en/
MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONING EUROPE, LTD.
7 Roundwood Avenue, Stockley Park, Uxbridge, Middlesex, UB11 1AX, United Kingdom
Tel : [phone]
Fax: [phone]
http://www.mhiae.com/
MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONERS AUSTRALIA, PTY. LTD.
9C Commercial Road Kingsgrove NSW 2208 PO BOX 318 Kingsgrove NSW 1480
Tel : [phone]
Fax: [phone]
https://www.mhiaa.com.au/
ORIGINAL INSTRUCTIONS
USER’S MANUAL
AIR-CONDITIONER
ENGLISH
USER’S MANUAL
AIR-CONDITIONER
201610
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Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
Air-Conditioner.To get the best long-lasting performance, please read and follow this user’s manual
carefully before using your air-conditioner. After reading, please store the manual in a safe place
and refer to it for operational questions or in the event of any irregularities.
This air-conditioner is intended for domestic use.
ENGLISH
Your air-conditioner is 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. Air-conditioner should be treated at an authorized treat-
ment facility for re-use, recycling and recovery and not be disposed of in the munici-
pal waste stream.Please contact the installer or local authority for more information.
This symbol printed on the batteries attached to your air-conditioner is information
for end-users according to the EU directive 2006/66/EC article 20 annex II.
Batteries, at their end-of-life, should be disposed of separately from general house-
hold 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 the recycling center.
Safety precautions..........................................2
Tips for effective operation .............................5
Name of each part and its function.................6
Remote control...............................................8
Operation failure with the remote control........8
Temporary run operation................................8
Installing two air-conditioners
in the same room............................................9
Child lock........................................................9
Airflow range setting.....................................10
Operation and display section
for remote control .........................................12
Current time setting .....................................13
AUTO mode operation..................................13
Temperature adjustment during AUTO mode ...14
FAN SPEED .................................................14
COOL/HEAT/DRY/FAN mode operation.......15
Air-conditioner operation temperature range ....15
Characteristics of HEAT mode operation......15
Airflow direction adjustment..........................16
3D AUTO operation......................................16
SLEEP TIMER operation..............................17
The emission sound pressure level from each Indoor and Outdoor unit is under 70 dB(A).
OFF TIMER operation ..................................17
ON TIMER operation....................................18
SLEEP TIMER + ON TIMER operation ........18
ON TIMER + OFF TIMER operation ............19
ALLERGEN CLEAR operation .....................19
WEEKLY TIMER operation ..........................20
HIGH POWER/ECO operation .....................24
NIGHT SETBACK operation.........................25
SILENT operation.........................................25
MENU function
Display brightness adjustment...................26
AUTO OFF operation.................................27
SELF CLEAN operation.............................28
PRESET operation ....................................28
Maintenance.................................................29
Proper installation.........................................31
Troubleshooting ...........................................31
Notice ...........................................................32
Contact your dealer......................................33
Auto restart function .....................................33
About the multiple air-conditioners...............33
Self diagnosis function..................................34
contents
This Product contains fluorinated greenhouse gases.
Do not vent R410A into the atmosphere:R410A is a fluorinated greenhouse gas with
a Global Warming Potential (GWP) = 2088.
Refer to a label on outdoor unit for the weight of fluorinated greenhouse gas and CO2
equivalent.
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Safety precautions
• Before starting to use the system, please read these “Safety precautions” carefully to ensure
proper operation of the system.
• When you have read this user’s manual, please keep it safely. If someone else takes over as
user, make sure that the manual is also passed on to the new user.
WARNING
Indicates a potentially hazardous situation which, if not avoided, can
result in serious consequences such as death or severe injury.
CAUTION
Indicates a potentially hazardous situation which, if not avoided, can
result in personal injury or property damage.
Please observe these precautions with great care, since they are essential to your safety.
• Symbols which appear frequently in the text have the following meaning:
Strictly prohibited Observe instructions
with great care Provide proper earthing
❚INSTALLATION PRECAUTIONS
WARNING
• The system is for domestic and residential use.
If used in severe environments, such as an engineering workplace, the equipment may
function poorly.
• The system must be installed by your dealer or a qualified installer.
It is not advisable to install the system by yourself, as faulty handling may cause
leakage of water, electric shock or fire.
CAUTION
• Do not install it where flammable gas may leak.
Gas leaks may cause fire.
• Make sure that an earth leakage
breaker is installed.
If you do not install an earth leakage
breaker, you may get an electric shock.
• Make sure to install the drain hose
properly so that all the water is drained
out.
Improper installation may lead to water
drop in the room resulting in wet furniture.
• Make sure that the system has been properly earthed.
Earth wire should never be connected to a gas pipe, water pipe, lightning conductor
or telephone earth wire. Improper installation of the earth wire may cause an electric
shock.
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❚Safety precautions
❚OPERATION PRECAUTIONSWARNING
• Children shall not play with the
air-conditioner.
• Do not expose yourself to the cooling
air for a long period.
This could affect your physical condition
and cause health problems.
• Cleaning and user maintenance shall
not be made by children without
supervision.
• Do not insert anything into the air
outlet.
This may cause injury, as the internal fan
rotates at high speed.
• This air-conditioner can be used by children aged from 8 years and above
and people with reduced physical, sensory or mental capabilities or lack of
experience and knowledge, if they have been given supervision or instruction
concerning use of the air-conditioner in a safe way and understand the hazards
involved.
• Store the remote control out of reach of children.
Failure to observe this may result in the batteries being swallowed or other accidents.
CAUTION
• Only use approved fuses.
Use of steel or copper wire instead of an
approved fuse is strictly prohibited, as it
may cause a breakdown or fire.
• Do not handle the switches with wet
hands.
This may cause an electric shock.
• Do not swing from the indoor unit.
If the indoor unit falls down,you may get
injured.
• Do not place a flammable insecticide
or paint spray near the air-conditioner,
nor spray it directly on the system.
This may result in a fire.
• Do not expose any combustion
appliance directly to the air stream of
the air-conditioner.
The combustion appliance may
malfunction.
• Do not wash the air-conditioner with
water.
This could cause an electric shock.
Using a high pressure washer may cause
damage to the aluminum fins, resulting in
performance decrement.
• Do not use for preservation of food,
plants or animals, precision devices or
works of art.
The system is only intended for use in
ordinary domestic rooms. Any other use
of the system may damage the quality of
food, etc.
• Do not place anything containing
water, like vases, on top of the unit.
Water entering the unit could damage the
insulation and therefore cause an electric
shock.
• Do not install the air-conditioner where
the airflow direction is aimed directly at
plants or animals.
This will damage their health.
• Do not sit on the outdoor unit nor put
anything on it.
If the unit falls down or things drop from it,
people could get hurt.
• After a long period of use, check the
unit’s support structure regularly.
If you do not repair any damage right
away, the unit may fall down and cause
personal injury.
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❚Safety precautions
CAUTION
• Do not touch the aluminum fins on the
heat exchanger.
It may result in injury.
• Do not place household electrical
appliances or household items under-
neath the indoor or outdoor units.
Condensation falling from the unit may
stain objects and cause accidents or
electrical shock.
• Do not operate the system without the
air filter.
It can cause malfunction of the system
due to clogging of the heat exchanger.
• Do not shut off the power source
immediately after stopping the
operation.
Wait at least 5 minutes, otherwise there is
a risk of water leakage or breakdown.
• Do not control the system with main
power switch.
It can cause fire or water leakage. In
addition, the fan can start unexpectedly,
which can cause personal injury.
• Do not pour liquid into the unit and do
not put water container on the unit.
Water entering the unit could damage the
insulation and therefore cause an electric
shock.
• If you operate air-conditioner together
with a combustion appliance, you must
regularly ventilate the indoor air.
Insufficient ventilation may cause
accidents due to oxygen deficiency.
• Stand firmly on a stepladder or other
stable object when removing the inlet
panel and filters.
Failure to observe this may result in injury
through insecure objects toppling over.
• When you clean air-conditioner, stop
the unit and turn off the power source.
Never open the panel while the internal
fan is rotating.
• Do not place objects near the outdoor
unit or allow leaves to gather around
the unit.
If there are objects or leaves around the
outdoor unit, small animals may enter
unit and contact electrical parts and may
cause a break-down, smoke or fire.
• Contact your dealer to clean inside the
indoor unit, do not attempt to do by
yourself.
The use of a non-approved detergent or
improper washing method may damage
the unit’s plastic components and cause
leaks. Damage, smoke, or fire may also
happen if the detergent comes in contact
with electrical parts or the unit’s motor.
• Stop the unit and turn off the power if
you hear thunder or there is a danger
of lightning.
It may damage the unit.
• If the power cable becomes damaged,
contact your dealer or a qualified
installer.
If it is not replaced, it may cause a
breakdown or fire.
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❚Safety precautions
❚PRECAUTIONS FOR RELOCATION OR REPAIRS
WARNING
• Do not perform any repairs or modifications by yourself. Consult the dealer if the
unit requires repair.
If you repair or modify the unit, it can cause water leaks, electric shocks or fire.
• Consult your dealer for repairs.
Wrong repairs could cause an electric
shock, fire, etc.
• In case the air-conditioner is relocated
elsewhere, contact your dealer or a
qualified installer.
Faulty installation may cause water
leakage, electric shock, fire, etc.
• If you notice anything abnormal (smell
of burning, etc.), stop the system, turn
off the power source and consult your
dealer.
Continued use of the system in
abnormal circumstances can result in
malfunctioning, electric shock, fire, etc.
• If the air-conditioner fails to cool
or warm the room, it may have a
refrigerant leakage. Contact your
dealer.
If refrigerant needs to be added,
check with your dealer for proper
instructions.
If the refrigerant comes in contact with the
bare skin, it may cause cold injury.
If the refrigerant gas is inhaled
excessively, it may cause deterioration
of nerve function like dizziness and
headache, or deterioration of heart
function like irregular heartbeat and heart
palpitation temporarily. If refrigerant
unexpectedly leaks from the unit onto
a fan heater, stove, hotplate or other
heat source, harmful gases could be
generated.
Tips for effective operation
■Please observe the following for the most economic and comfortable use of your unit.
•Set a suitable room temperature.
Excessively high or low temperatures are not good for your health and waste of electricity.
•Clean the filters frequently.
Clogged filters may block the airflow and cause less efficient operation. Page 29
•Avoid direct sunlight and draught.
Cut out direct sunlight by drawing the curtains or blinds when cooling.Keep windows and doors shut, except when ventilating.
•Adjust the airflow direction properly.
Adjust the up/down and left/right airflow to ensure a steady room temperature.
•Operate the unit only when needed.
Use the timer properly to operate the unit only when needed.
•Keep heat source away when cooling.
Keep heat sources out of the room as much as possible.
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Name of each part and its function
Air inlet panel Air inlet
Air filters
Air outlet
Air outlet
Room temperature
sensor
Heat exchanger
(Aluminum fin)
Heat exchanger
(Aluminum fin)
Fan
•Inside of
the unit
Louvers
(Vertical blades)
•Left / right airflow
direction adjustment
Flaps
(Horizontal blades)
•Up / down airflow
direction adjustment
Page 29
Page 29
OUTDOOR UNIT
INDOOR UNIT
Air-cleaning filter Page 30
•Allergen clear filter
(Light orange)
•Photocatalytic washable
deodorizing filter (Orange)
Air inlet
(back and side)
Fan
•Inside of the unit
Model name
Refrigerant pipe
and electric wire
Drain hose
Drain hole
IT MIGHT CAUSE INJURY.
DO NOT STEP ON TOP OF THIS UNIT.
WARNING
DO NOT INSERT ANYTHING
INTO THE AIR OUTLET.
IT MIGHT CAUSE INJURY.
DO NOT TOUCH THE
ALUMINUM FINS.
IT MIGHT CAUSE INJURY.
SHARP EDGE OF FINSMOVING FAN BLADES
CAUTION
Don't touch
the terminal
Don't touch
refrigerant
pipings and
connections.
block.
Model name
Unit display
section
Page 7
SPLIT TYPE
MODEL
SERVICE CODE
POWER SUPPLY
( INDOOR UNIT )
Motion sensor
Model name label
(SRC50~60ZSX-S)
Model name label
(SRC20~35ZSX-S)
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Unit display section
Name of each part and its function
•Buzzer sound for remote control
Buzzer sound (PipPip) is produced when
preset temperature is set to 24 °C or,
AUTO operation mode is selected or,
automatic airflow is selected.
Buzzer sound (Pip) is produced when
air-conditioner is turned off by pressing ON/OFF button (except SELF CLEAN mode).
NOTE
Preset temperature
Airflow setting
PipPip Pip Pip Pip Pip Pip Pip Pip Pip Pip Pip
Remote control Remote control
holder
Allergen clear filter
(Light orange)
Photocatalytic washable
deodorizing filter (Orange)
Battery ×2
(R03 (AAA, Micro))
Wood screw ×2
(for remote control holder mounting)
TIMER light (yellow)
Illuminates during TIMER operation.
This button can be used for turning on/off
the unit when a remote control is not available.
Page 8
Remote control signal receiver
Unit ON/OFF button
RUN light (green)
Accessories
•Illuminates during operation.
•Blinks slowly when SELF CLEAN operation
(3 seconds ON, 1 second OFF).
•Blinks when airflow is stopped to
prevent blowing out of cold air in
heating operation.(1.5 seconds ON,
0.5 seconds OFF)
Page 28
Page 32
•RUN lights blink quickly during invalid operation mode.
Page 33
•Do not touch the air inlet panel and flap while it is operating.
- The air inlet panel opens up while the system is operating.
Do not install the unit in a fashion in which the air inlet panel cannot open or place
objects near the indoor unit.
- The air inlet panel and the flap close when the operation stops.
Your fingers may get caught when the panel or the flap closes.
•Do not apply excessive force to the air inlet panel and flap. Doing so may cause
these parts to malfunction.
CAUTION
Page 17~23
•Blinks slowly when AUTO OFF
operation during stand by (3.5
seconds ON, 0.5 second OFF).
Page 27
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Remote control
Setting the batteries
The following cases show exhausted batteries.Replace old batteries with new ones.
•Receiving beep is not emitted when a signal is transmitted.
•Display fades away.
NOTE
•Do not use old and new batteries together.
•Remove the batteries when the remote control is not used for a long period.
•The recommended effective period of a battery conforming to JIS or IEC
should be 6 to 12 months with normal use. If used longer, or when an
unspecified battery is used, liquid may leak from the battery, causing the
remote control to malfunction.
•The recommendable effective period is printed on the battery.This may be
shorter due to manufacturing time to the unit. However, the battery may still
be in working order after expiry of its nominal life.
Pull out the cover.
Insert new batteries.
R03 (AAA, Micro) x2
Close the cover.
■When the display shows any abnormal condition, press the ACL switch with the
tip of a ballpoint pen.
1
2
3
Pay attention to
the and
marks
4
The remote control can be attached to a wall or pillar
by using the remote control holder.Before installing the
remote control, check that the air-conditioner receives
the signals properly.
For installing or removing the remote control, move it up
or down in the holder.
Using the remote control holder
Warning note for remote control
•Are the batteries running down?
“Setting the batteries” above.
Replacethe batterieswithnewonesand retrythe
operation.
Operation failure with the remote control
•If the operation fails, operate the unit with
temporary run operation function.
Contact your dealer to have the remote
control checked.
Below
Strictly prohibited
•Do not drop the remote control.
Handle with care.
• Do not take remote control near
high temperature places, such as an
electric heating carpet or a stove.
•Do not place heavy objects on the
remote control, or step on it.
•Do not put any obstructing
obstacles between the remote
control and the unit.
•Do not spill any liquid on the
remote control.
•Do not leave the remote control
exposed to direct sunlight or other
strong lighting.
Temporary run operation
•The unit ON/OFF button on the unit operates ON/OFF temporarily when the remote control is not used.
Operation program
• OPERATION MODE : AUTO
• FAN SPEED : AUTO
• AIR FLOW : AUTO
•Operation starts by pressing the unit ON/OFF button; it stops if you press
the button again.
•Do not keep pressing the unit ON/OFF button down for 5 seconds or more.
(Pressing it 5 seconds or more sets the forced cooling operation used during servicing or when relocating the air-conditioner.)
NOTE
Unit ON/OFF button
Press the ACL switch with
the tip of a ballpoint pen.
•Set the current time.
Page 13 Step 2
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Installing two air-conditioners in the same room
■When two air-conditioners are installed in the same room, use this setting when the two air-conditioners are not operated with one remote
control. Set the remote control and indoor unit.
Pull out the cover and take out
batteries.
Disconnect the switching line next to
the battery with wire cutters.
Setting the remote control
1
2
Disconnect
Insert batteries.
Close the cover.
3
Turn off the power source and turn it on after 1 minute.
Point the remote control (that was set according to the
procedure described on the left side) at the indoor unit
and send a signal by pressing the ACL switch on the
remote control.
Check that the reception buzzer sound “peep” is emit-
ted from the indoor unit.
At completion of the setting, the indoor unit emits a buzzer sound
“peep”. (If no reception sound is emitted, start the setting from the
beginning again.)
Setting an indoor unit
1
2
3
Since the signal is sent in
about 6 seconds after the
ACL switch is pressed,
point the remote control
at the indoor unit for some
time.
Child lock
■This function locks the remote control operation to prevent an operation error.
1Press the SET button for 3 seconds or more.
is displayed.When Child lock is set, only the ON/OFF button can be
operated.
Releasing procedure
Turn off the light by pressing the SET button for 3 seconds or more.
•While Child lock is set, the settings of temperature, fan speed and airflow
direction cannot be changed.To change the settings, reset Child lock.
•Child lock will not function during ALLERGEN CLEAR operation.
NOTE
Reception
peep
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