TOW1(150min)
Cumulative heating time
Compressor operation frequency
Compressor operation
securing time
FDS
Defrost demanding
flag
FD
Defrosting flag
Compressor
MRC / W
4-way valve relay
Outdoor fan
EVP opening
EVG opening
EVL opening
BP bypass motorized
valve target flow rate
EV
H
TOW3(60sec)
TOW2(6min)
QAD
BP motorized valve
target flow rate
EV
U, EVT
QAHD
ON
OFF
ON
OFF
ON
OFF
1
0
1
0
4-way valve OFF
timer for oil recovery
4-way valve ON timer
for oil recovery
TOW4(0sec)
TOW5(60sec) TOW10(60sec)
0 Hz 0 Hz
Upper fan (0rpm) Lower fan (0rpm)
Leaving timer for 4-way
valve switching
TD10R(5sec)
(2min)
150 pulses
450 pulses
Full close
150 pulses
0 pulse
0 pulse
70 pulses
450 pulses
450 pulses
100 pulses
0 pulse
(2min)
(1min)
55Hz
When starting-up of heating
TD5R(5sec)
(M1011)
Time for
judgement
on oil
recovery
start.
Heating time prior
to oil recovery
Leaving timer for 4-way valve switching
Comments to this Manuals