Roland FAVORITE ON-OFF Series, Руководство по обслуживанию

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Page 11
1.4 Fan Mode
When fan mode is ac
�
vated:
• The outdoor fan and compressor are stopped.
• Temperature control is disabled and no temperature
se
�
ng is displayed.
• The indoor fan speed can be set to high, med, low, or
auto.
• The louver opera
�
ons are iden
�
cal to those in cooling
mode.
• Auto fan: In fan-only mode, AC operates the same as
auto fan in cooling mode with the temperature set at
24°C.
1.5 Cooling Mode
1.5.1 Compressor Control
When indoor room temp. T1 is lower than se
�
ng value,
the compressor and outdoor fan will shut o
ff
.
1.5.2 Indoor Fan Control
In cooling mode, the indoor fan operates con
�
nuously. The
fan speed can be set to high, medium, low, or auto.
1.5.3 Outdoor Fan Control
The On-o
ff
outdoor units have single fan speed. The
outdoor fan will run following the compressor except
when AC is in evaporator high temp. protec
�
on in hea
�
ng
mode, condenser high temp. protec
�
on in cooling mode,
defros
�
ng mode and the current protec
�
on.
1.5.4 Evaporator Temperature Protec
�o
n
When evaporator temperature drops below a con
fi
gured
value, the compressor and outdoor fan ceases opera
�
ons.
1.5.5 Condenser Temperature Protec
�on
(only
for)
When condenser temperature is more than se
�
ng value,
the compressor will stop.
1.6 Hea
�
ng Mode(for heat pump models)
1.6.1 Compressor Control
When indoor room temp.T1 is higher than se
�
ng value
the compressor and outdoor fan will shut o
ff
.
1.6.2 Indoor Fan Control
• When the compressor is on, the indoor fan can be
set to high/med/low/auto. And the an
�
-cold wind
func
�
on has the priority.
• The indoor fan speed will adjust according to the value
of T1-TS.
1.6.3 Outdoor Fan Control
The outdoor units have single fan speed. The outdoor
fan will run following the compressor except when AC
is in evaporator high temp. protec
�
on in hea
�
ng mode,
condenser high temp. protec
�
on in cooling mode,
defros
�
ng mode and the current protec
�
on.
1.6.4 Defros
�
ng mode
For FU-24HSS010/N2-IN:
• The unit enters defros
�
ng mode according to
changes in the temperature value of T3 as well as the
compressor running
�
me.
• In defros
�
ng mode, the compressor con
�
nues to run,
the indoor and outdoor motor will cease opera
�
on,
the defrost light of the indoor unit will turn on, and
the “ ” symbol is displayed.
• If any one of the following condi
�
ons is sa
�
s
fi
ed,
defros
�
ng ends and the machine switches to normal
hea
�
ng mode:
• Unit runs for 10 minutes consecu
�
vely in defros
�
ng
mode.
• T3 TC2.
For other models:
• The unit enters the defros
�
ng mode according to the
value of temp di
ff
erence between T2 and T1, and also
the compressor running
�
me.
• During the defros
�
ng mode, the compressor keep
running, indoor and outdoor motor will stop, defrost
lamp of the indoor unit will be lighted “ ” Will be
displayed (for some units).
• If any one of the following condi
�
ons is sa
�
s
fi
ed,
defros
�
ng ends and the machine switches to normal
hea
�
ng mode:
• The current of compressor maintained above I
DEFROST
for 7 seconds.
• Times up.
• T2 2°C a
�
er entering defros
�
ng mode for 3
minutes.
• T2-T2
min
2°C maintained 4 minutes a
�
er entering
defros
�
ng mode for 2 minutes.
1.6.5 Evaporator Temperature Protec
�o
n
When the evaporator temperature exceeds a preset
protec
�
on value, the compressor stops.
1.7 Auto-mode
P
ro
du
c
t
F
e
a
tu
re
s