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Over
current
protection
(2) Dehumidifying Mode
Working Conditions and Process of Dehumidifing
When T amb.> T2
, the unit will run under dehumidifying and cooling mode, in which case
,
the compressor, the outdoor fan
will
run
and the indoor fan will
run at
setting fan
speed.
When Tpreset -2
≤T
ć
amb.≤T2
, the unit will run under dehumidifying mode, in which case
,
the indoor fan will run at low
fan
speed, the compressor and the outdoor fan will be stopped after 6 minutes and then restarted after 4 minutes, dehumidifying
process is repeated in cycle.
When T amb.< Tpreset -2
, the compressor and
ć
outdoor fan will be stopped and the indoor fan will run at low
fan
speed.
Under this mode, the
reversing
valve will be de-energized and the temperature can be set from 16 to 30
.
ć
The display shows
the signal of running ,cooling and the
setting
temperature.
T
preset
+2
ć
T
preset
̣
2
ć
Cooling
Dehumidfying
Stop
min
.
min.
min.
min.
Outdoor fan
Compressor
Indoor fan
Low
fan
speed
Run
Stop
Protection Function
Antifreeze Protection
Other Protections
Other protections are same as the protection functions under the
cooling
mode.
(3)Heating Mode(
it's not available for cooling only unit
)
Heating Conditions and Process
When T amb.≤T2
, the unit will run under heating mode, in which case the
reversing
valve, compressor
and outdoor fan will be simultaneously started, and the indoor fan will be started to run at low speed after 2 minutes at most.
If Tamb.≥T4 , the compr
ess
or and the outdoor fan will be stopped, the
reversing
valve will
keep
energiz
ing
and
the indoor fan will be stopped after
running
at low speed for 60 seconds.
When 2
< T
ć
amb.< 4 ,the unit will maintain its
ć
f
previous running
status.
Under this mode, the
temperature can be set
from 16 to 30
.
ć
The display
shows the signal of running,cooling
as well as
the
setting
temperature.
ć
ć
ć
ć
ć
Tamb.
Under the dehumidif
ying and
cooling mode, when antifreez
ing
protection of the system is to be inspected, the compressor and
outdoor fan will stop running, and the indoor fan will
run
at low
fan
speed. When the antifreez
ing
protection is
released
and
the compressor has stopped for 3 minutes, the complete unit will resume its original status. After satisfying operation for 6 minutes
and stop for 4 minutes, when antifreez
ing
protection of the system is to be inspected, the compressor and outdoor fan will stop
running, and the indoor fan will
run
at low
fan
speed. When the antifreez
ing
protection is rel
eased
and the compressor has
stopped for 4 minutes, the complete unit will resume its original status.
When the system's current is inspected to be more than 22A for continuous 3 seconds, the main unit will enter
into
the status as
such
that only the fan is running. After 3 minutes, if the
overcurrent
is eliminated, the complete unit will resume its original
running
status.
In case of
the overcurrent protection happened
for 6 times
successively
(for example: the compressor
has run
for more than 6
minutes continuously, the protection
times will be cleared
), the complete unit will stop
running
and the main unit
will enter
into
the status that only the fan is running. At this time, it is required to
turn off
the unit by remote control
ler
and then the unit can
normally be started
up
. The
nixie tube
displays the
error
code "E5", and the
running
indicator light will
blink
(go out for 3S, and
blink
for 5 times).
61
Содержание HSH-121NBE
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Страница 102: ...Outdoor Unit For 24K 100 ...
Страница 103: ...Outdoor Unit For 30 36K 101 ...
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Страница 113: ...Make sure whether the outlet air temperature subtract from inlet sgives more than 10 111 ...
Страница 114: ...HEALTH SLEEP FEELING POWER TIMER CLOCK 112 ...
Страница 117: ...The opening state of remote controller HEALTH SLEEP DISPLAY TIMER CLOCK ON OFF AM PM FEELING SWING 2 115 ...
Страница 133: ...Intelligent Defrost Unit have no Temperature Sensor Outdoor unit 131 ...
Страница 144: ...dehumidifying mode and the indoor fan motor slows down exchanger from being frozen 142 ...
Страница 150: ...8 The Failure Analysis of the Main Parts 148 ...
Страница 151: ... 3 Indoor unit exploded picture 24 36 BTU S Series 149 ...
Страница 153: ... 4 Outdoor unit exploded picture 36K BTU S Series 151 ...
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