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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.
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.
contents
Safety precautions......................................................................................................................... 2
Name of each part and its function ............................................................................................... 4
Operation and indication section for remote control .................................................................... 5
Present time setting procedure ...................................................................................................... 5
AUTO mode operation procedure ................................................................................................ 6
Temperature adjustment during AUTO ........................................................................................ 6
About FAN SPEED ...................................................................................................................... 6
COOL/HEAT/DRY/FAN mode operation procedure .................................................................. 7
Air-conditioner operating conditions............................................................................................7
Characteristics of HEAT mode operation .................................................................................... 7
Air flow direction adjustment procedure ...................................................................................... 8
3D AUTO operation procedure .................................................................................................... 8
SLEEP operation procedure ......................................................................................................... 9
OFF-TIMER operation procedure ................................................................................................ 9
ON-TIMER operation procedure................................................................................................ 10
SLEEP operation + ON-TIMER operation procedure ............................................................... 10
PROGRAM TIMER operation procedure .................................................................................. 11
ALLERGEN CLEAR operation procedure ................................................................................ 11
HIGH POWER/ECONOMY operation procedure ..................................................................... 12
Concerning CLEAN operation ................................................................................................... 13
Emergency run operation............................................................................................................ 13
Power blackout auto restart function .......................................................................................... 13
Installation location setting ......................................................................................................... 14
Remote control handling procedure ........................................................................................... 15
When the operation fails with the remote control ...................................................................... 15
Operating hints ........................................................................................................................... 15
Maintenance................................................................................................................................ 16
Has the unit been installed correctly? ......................................................................................... 18
Troubleshooting .......................................................................................................................... 18
Please remember! ....................................................................................................................... 19
When to contact your distributor without delay ......................................................................... 20
Self diagnosis function ............................................................................................................... 20
ENGLISH
RKX012A015_En.p65 5/22/06, 4:47 PM1
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