Mitsubishi Electric Mr.SLIM PKH-1.6FKA Technical & Service Manual page 31

COOLING OPERATION
Four-way valve/OFF
NO
w8
NO
60 deg downward angle
70 deg downward angle
NO
NO
Downward discharge
Vane horizontal
Vane setting notch
w9
w 8 When operation stops or changes to cooling or dry mode, the auto vane turns to a horizontal angle. IF operation changes
during auto vane SWING, the auto vane will continue to swing.
w 9 When operating TEST RUN, the thermostat will be continuously ON.
w10 After 3 minute compressor operation, if the indoor coil thermistor reads -15°C or below for 3 minutes, the compressor will
stop for 6 minutes.
w11 Cooling area : Indoor coil temperature is more than 5 degrees above the room temperature.
Heating area : Indoor coil temperature is more than 5 degrees below the room temperature.
FAN area : Indoor coil temperature is within 5 degrees either way of the room temperature.
COOL operation
Initial
COOLING
YES
Vane initial
setting
Vane
YES
Fan speed
LOW
YES
1 hour
airflow
NO
Compressor YES
thermostat
ON
NO
Allowance
cancel
NO
YES
3-minute
time delay
NO
YES
6-minute
time delay
NO
3-minute
NO
compressor operation
YES
w10
YES
Coil frost
prevention
NO
w11
Cooling area
YES
10-minute
NO
compressor operation
YES
Allowance cancel
YES
Coil frost
protection
NO
16-minute
NO
compressor operation
YES
Indoor pipe
YES
temperature is
1°C or lower
NO
Compressor ON Compressor OFF
1
Allowance
period
6 minute
time delay
Allowance set
NO
NO
Indoor coil
tempreature is
10°C or higher
YES
3-minute
time delay
Coil frost Coil frost
prevention prevention release
31
YES
NO
Coil frost protection
NO
1 min continue
YES
FAN speed
LOW
YES
FAN speed
LOW 5 min
elapse
NO
Outdoor unit
trouble