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Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES, LTD. Air-Conditioner.
To get the best long-lasting performance, 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.
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
About FAN SPEED ...................................................................................................................... 8
COOL/HEAT/DRY mode operation procedure ........................................................................... 9
Air-conditioner operating conditions............................................................................................9
Characteristics of HEAT mode operation .................................................................................... 9
Air flow direction adjustment procedure .................................................................................... 10
SLEEP operation procedure .......................................................................................................11
OFF-TIMER operation procedure .............................................................................................. 11
ON-TIMER operation procedure................................................................................................ 12
SLEEP operation + ON-TIMER operation procedure ............................................................... 12
PROGRAM TIMER operation procedure .................................................................................. 13
Present time setting procedure.................................................................................................... 13
HIGH POWER/ECONOMY operation procedure ..................................................................... 14
Concerning CLEAN operation ................................................................................................... 15
Emergency run operation............................................................................................................ 15
Power blackout auto restart function .......................................................................................... 15
Remote control handling procedure ........................................................................................... 16
When the operation fails with the remote control ...................................................................... 16
Operating hints ........................................................................................................................... 17
Maintenance................................................................................................................................ 17
Has the unit been installed correctly? ......................................................................................... 19
Troubleshooting .......................................................................................................................... 19
Please remember! ....................................................................................................................... 20
When to contact your distributor without delay ......................................................................... 21
Self diagnosis function ............................................................................................................... 22
ENGLISH
An alternative refrigerant (R410A) is used in this air-conditioner. When asking the
dealer for service or inspection and maintenance, explain the dealer about this matter.
RKT012A756_En.p65 10/18/06, 3:53 PM1
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