Service manual

25
COOL operation
3 min. delay
6-minute
time delay
Compressor start
3 minutes elapse
Coil frost
protection
Range C
Compressor
start 10 minutes
elapse
Coil frost
prevention
Indoor coil
temperature
10°C or bellow
Compressor
start 16 minutes
elapse
Indoor coil
temperature
1°C or below
YES
YES
YES YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO NO
<Note 6>
<Note 7>
<Note 8>
NO
NO
Allowance release
3-minute time delay
Coil frost
prevention release
Coil frost
prevention set
Compressor ON
Compressor OFF
Compressor ON
Compressor
themostat ON
Allowance release
Allowance
6-minute time delay
Coil frost
protection
check mode
Continue
1 minute
Fan speed LOW
Fan speed LOW
5 minutes elapse
Outdoor unit abnormality
check mode
Allowance set
1
2. COOL operation
OC129A-1.qxp 01.10.1 7:33 PM Page 25