Electronic Function - ComfortStar CPA Series Service Manual

14. Electronic Function

14.1 Abbreviation
T1: Indoor room temperature
T2: Coil temperature of indoor heat exchanger
middle.
T2B: Coil temperature of indoor heat exchanger
outlet.
T3: Coil temperature of condenser
T4: Outdoor ambient temperature
T5: Compressor discharge temperature
Td: Target temperature
14.2 Display function
14.2.1 Icon explanation on indoor display board
(Duct)
PRE-DEF indicator(cooling and heating type)
or fan only indicator(cooling only type)
Timer indicator
Operation lamp
Temporary button
OPERATION TIMER DEF./FAN ALARM
MANUAL
14.2.2 Icon explanation on indoor display board
(Compact cassette).
14.2.3 Icon explanation on indoor display board
(slim Cassette).
14.2.3 Icon explanation on indoor display board
(Console).
14.2.1 Icon explanation on indoor display board
(Ceiling Floor)
Alarm indicator
Infrared signal receiver
Display digital tube
14.3 Main Protection
14.3.1 Three minutes delay at restart for
compressor
1 minute delay for the 1
minutes delay for others.
14.3.2
compressor top
The unit will stop working when the compressor
top temp. protector cut off, and will restart after
the compressor top temp. protector restart.
109
st
time stand-up and 3
Temperature protection of