AUX air conditioner service manual
84
C
、
When the accumulated running time of the compressor is over than 3 hours, and the continuous
running time is over than 20 minutes, start the defrosting process when the difference value of the coil
temperature and the indoor temperature
≤
16
℃
and last for 3 minutes.
D
、
When the difference value of the coil temperature and TA is
≤
16
℃
and last for 5 minutes, the
accumulated running time of the compressor is over than 45minutes, and the continuous running time
is over than 20 minutes, After Start the defrosting process if meet the above conditions. Before starting
the defrosting process, record the indoor coil temperature then firstly. After the continuous running of
the compressor reach 10 minutes after the defrosting process, compare the indoor coil temperature
with the one recorded before defrosting. If the difference value is
≤
3
℃
, the condition shall not be
allowed as the necessary condition for starting the next frosting process until the mode being
transformed, heating starts after restarting the air-conditioner or after one defrosting
process.(Attention: either the maximum value or the minimum value must last for 3 minutes)
E
、
After two hours protection delay counted from the starting moment of overheating
protection(outdoor fan unit stops), the defrosting process will start by force.
The defrosting process will start if meet any one of the above condition.
b)The quitting condition for defrosting
A
、
the defrosting time is longer than 9(1+9+1) minutes.
B
、
After 4 (1+3
)
minutes defrosting have been, the indoor coil temperature
≥
0
℃,
and the
increase(within 10 seconds) of the indoor coil temperature
≥
2
℃
.
C
、
After 5(1+4) minutes the defrosting have been, if the indoor coil temperature
≥
5
℃,
defrosting
quits automatically.
D
、
The electric mutual inductor detects that the current is too highand the defrosting process quits.
The detection shall be undertaken and last for 5 seconds after one minutes running of the compressor
(
46
、
51 model 13A
,
61
、
71 model 16A
)
.
If meeting any of the above conditions, the defrosting process quits.
c) The starting and quitting process of defrosting
A
、
Start defrosting process: Switch off the indoor fan unit, compressor, outdoor fan unit, shut off
the four direction valve after 55 seconds, start the compressor after 60 seconds.
B
、
Quit defrosting process: Switch off the compressor, turn on the outdoor fan unit, turn on the
four direction valve, and turn on the compressor after 60 seconds and the indoor fan unit runs under
the anti-cold air mode.
●
Sleeping function control
The sleeping function can be set by the remote controller.
a) When the sleeping mode starts, the indoor fan runs at the low fan speed automatically. The working
modes can be transformed. The sleeping function will be automatically cancelled
b) When the sleeping function runs, to cooling mode, the setting temperature rises by 1
℃,
to heating
Содержание E Series
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