Troubleshooting MLCAC-UTSM-2010-10
88 Outdoor Units
9. Troubleshooting
10.1 Indoor unit malfunction
10.1.1 Display board
Compact 4-way cassette Console
Ceiling & Floor Normal 4-way cassette
Duct
OPERATION
TIMER
DEF./FAN
ALARM
Temporary button
Operation lamp
Timer indicator
Infrared signal receiver
Alarm indicator
PRE-DEF indicator(cooling and heating type)
or fan only indicator(cooling only type)
MANUAL
Display digital tube
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