ELECTRONIC FUNCTION
JMF Series 40 Version - 1
Case 1
Runtime=45
10
Case 2
45
＜
runtime≤60
7.5
Case 3
60
＜
runtime≤90
8.5
Case 4
90
＜
runtime≤120
10
Case 5
120
＜
runtime
12
2, The cumulative compressor running time is over 45 minutes .Meanwhile the indoor fan off or
run in breeze mode automatically (for Anti-cold wind function), AC will enter defrosting mode and
the defrosting time is ten minutes.
3, If the AC haven't defrost before running and the indoor fan running in slow mode over 2 minutes,
meanwhile 1.2 and 1.3 is satisfied and the cumulative compressor running time is over 45 minutes,
AC will enter defrosting mode and the defrosting time is ten minutes.
Condition of ending defrosting:
If any one of the following items is satisfied, the defrosting will terminate and the machine will turn
to normal heating mode.
(1) The defrosting time is reached to the setting value.
(2) After defrosting for 3 minutes,T2
≥
2
℃
.
(3) If the defrosting time is between 2 and 4 minutes, T2
max-
T2
min
≥
2
℃
.
Defrosting action
：
Compressor
on
off
on
on
on
off
off
off
4-way valve
Outdoor fan
Indoor fan
Indoor fan breeze(10s)
DF-5
DF
Setting defrosting time
F8
DF-5
DF
