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Thank you for purchasing a Mitsubishi Daiya Air Conditioner. To get the best long-lasting
performance, read and follow this User’s Manual carefully before using your air condi-
tioner. 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.
A new refrigerant (R410A) is used in this air-conditioner. When asking the dealer for
service or inspection and maintenance, explain the dealer about this matter.
Contents
Safety precautions......................................................................................................................... 2
Choice of operations and features ................................................................................................ 4
Name of each part and its function ............................................................................................... 5
Operation and indication section for remote control .................................................................... 7
AUTO mode operation procedure ................................................................................................ 8
Temperature adjustment during AUTO........................................................................................ 8
COOL/HEAT/DRY mode operation procedure ........................................................................... 9
Concerning high power operation ................................................................................................ 9
Concerning economy operation ....................................................................................................9
Air flow direction adjustment procedure .................................................................................... 10
Emergency run operation............................................................................................................ 10
Present time setting produre ....................................................................................................... 11
OFF-TIMER operation procedure .............................................................................................. 11
ON-TIMER operation procedure................................................................................................ 12
Program TIMER operation procedure ........................................................................................ 12
About TIMER operation............................................................................................................. 13
About FAN SPEED .................................................................................................................... 13
Remote control handling procedure ........................................................................................... 13
When the operation fails with the remote control ...................................................................... 14
Operating hints ........................................................................................................................... 14
Maintenance................................................................................................................................ 15
Has the unit been installed correctly? ......................................................................................... 16
About the Multiple Air-conditioner............................................................................................ 17
Troubleshooting .......................................................................................................................... 17
Please remember! ....................................................................................................................... 18
When to contact your distributor without delay ......................................................................... 19
Air conditioner operating conditions .......................................................................................... 19
Power Blackout Auto Restart Function ...................................................................................... 19
Characteristics of HEAT mode operation .................................................................................. 20
Self diagnosis function ............................................................................................................... 20
ENGLISH
RWA012A226C_En 04.11.10, 4:06 PM1