Gree Butterfly KF-20GW/NA13, Техническое и сервисное руководство

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Butterfly Series
-32-
minutes later, if T
eva
41 , indoor motor will run at the set speed .
When the machine has run in heating mode, if it detects T
eva
42 , indoor motor runs at
low speed, if it detects T
eva
43 , indoor motor runs at the set speed.
b. anti high temp.
In heating mode, if it detects T
eva
58 , outdoor motor will stop( in this period it will not detect
the defrosting temp.). if T
eva
52 , outdoor motor will be back running.
c. blowing surplus heat
In heating mode, when set temp is reached , compressor and outdoor fan stops, Indoor motor
blows 60 seconds at the set speed.
d. Compressor’s protection is same with the one in cooling mode.
e. Overload protection
If it detects that the system current surpassed the designed 15 A for continuous 3 seconds,
compressor and outdoor motor stop 15 seconds later, indoor motor stops. After 3 minutes and
current no more than 15 A, the machine will be back to its original state, indoor motor runs as the
anti cool air condition. If it detects overloading state for 6 consecutive times, the previous protect-
ing times will reset.
f. defrosting conditions and procedures
In heating mode, if compressor has run 45 minutes ( in its first 6 minutes it will not detect defrost-
ing temp.) , and it has detected T
con
-8 for continuous 1 minutes , it begins to defrost , indoor
motor, reversing valve and outdoor motor will stop after 15 seconds. when T
con
10 or defrosting
lasts for 10 minutes , outdoor motor and reversing valve becomes active , indoor motor will run as
the anti cool air condition, then it cycles again, recalculates the compressor’s running time again.
g. noise eliminated protection
When you use RUN/STOP button to switch off the machine, reversing valve will become inac-
tive in 2 minutes.
4. AUTO mode
(1) in AUTO mode, standard cooling T
set
=25 , standard heating T
set
=20
(2) working procedures
a. If it detects T
in
22 , select heating mode; if 22 T
in
26 , fresh air is active, from this
time, the set temp. is 25 , the cooling indicator light; if T
in
26 , select cooling mode.
b. After auto mode running, if it detects T
in
T
set
, select heating mode, from this time, the set
temp. is 20 ; if it detects T
in
T
set
+ 4 , compressor and outdoor motor will stop after 15
seconds, but the reversing valve is always active, indoor motor runs as the blowing surplus
heat condition. If T
set
+2 < T
indoor
< T
set
+4 , keeps the original state. For indoor motor, when
use remote controller (Y502), runs at the set speed, when press auto button, runs at low
speed.
c. After auto mode running, if it detects T
in
T
set
+ 3 , select cooling mode, from this time the
set temp. is 25 , when T
in
T
set
-13 , compressor and outdoor motor will stop after 15
seconds. For indoor motor, when use remote cotroller Y502, runs at the set speed; when