Mitsubishi Heavy Industries SRK63ZRA-W, User Manual

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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 and residential use.

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

Name of each part and its function .................7

Remote control ...............................................9

Operation failure with the remote control ........9

Temporary run operation ................................9

Installing two air-conditioners 

in the same room ..........................................10

Child lock ......................................................10

Airflow range setting .....................................11

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

SELF CLEAN operation ................................26

Auto restart function .....................................26

Tips for effective operation ...........................26

Maintenance .................................................27

Proper installation .........................................29

Troubleshooting  ...........................................29

Notice ...........................................................30

Contact your dealer ......................................31

About the multiple air-conditioners ...............31

Self diagnosis function ..................................32

DRED ...........................................................33

contents

This Product contains fluorinated greenhouse gases.
Do not vent R32 into the atmosphere: R32 is a fluorinated greenhouse gas with a Global 
Warming Potential (GWP) = 675.
Refer to a label on outdoor unit for the weight of fluorinated greenhouse gas and CO

2

equivalent.

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