Haier 3U19FS2ERA Service Manual page 57

Parts and Functions Operation
CAUTION
Before opening the front grille, be sure
to stop the operation and turn the
breaker OFF.
Do not touch the metal parts on the
inside of the indoor unit, as it may result
in injury.
Air outlet selection switch
Regardless of the operating mode or situation, air
blows from the upper air outlet.
Use this switch when you do not want air coming
out of the lower air outlet. (While sleeping etc..)
Air conditioner automatically decides the appropriate
blowing pattern depending on the operating mode
and situation.
During Dry and Fan mode, so that cold air does not
come into direct contact with people, air is blown upper
air outlet.
Operating
Situation
mode
When the room has
become fully cool.
Cool
mode
At start of operation
or other times when
the room is not fully
cooled.
At times other than
below.
(Normal time.)
Heat
mode
At start or when air
temperature is low.
Blowing pattern
So that air does not come
into direct contact with
people, air is blown
upper air outlet, room
temperature is equalised
Air is blown from the upper
and lower air outlets for
high speed cooling during
Cool mode, and for filling
the room with warm air
during Heat mode.
So that air does not come
into direct contact with
people.Air is blown upper
air outlet.
Base Operation
Remote controller
1. Unit start
Press ON/OFF on the remote controller, unit starts.
2. Select operation mode
COOL button:Cooling mode
HEAT button: Heating mode
DRY button: Dehumidify mode
3.Select temp.setting
/
Press
Every time the button is pressed, temp.setting
o
increase 1
rapidly
Every time the button is pressed, temp.setting
decrease 1
decrease rapidly
Select a desired temperature.
4.Fan speed selection
Press FAN button. For each press, fan speed
changes as follows:
Remote controller:
MED
LOW
Air conditioner is running under displayed fan speed.
When FAN is set to AUTO, the air conditioner
automatically adjusts the fan speed according to room
temperature.
Operation Remote
Controller
Mode
Under the mode of auto operation, air conditioner will automatically
select Cool or Heat operation according to room temperature.
AUTO
When FAN is set to AUTO the air conditioner automatically adjusts
the fan speed according to room temperature.
COOL
In DRY mode, when room temperature becomes lower than
DRY
temp.setting+2 C, unit will run intermittently at LOW speed
regardless of FAN setting.
In FAN operation mode,the unit will not operate in COOL or HEAT
FAN mode but only in FAN mode, AUTO is not available in FAN mode.
And temp. setting is disabled In FAN mode, sleep operation is not
available.
In HEAT mode, warm air will blow out after a short period of the
time due to cold-draft prevention function.When FAN is set to
HEAT
AUTO, the air conditioner automatically adjusts the fan speed
according to room temperature.
Emergency operation and test operation
Test operation:
Test operation switch is the same as emergency switch.
Use this switch in the test operation when the room
temperature is below 16 C, do not use it in the
normal operation.
Continue to press the test operation
switch for more than 5 seconds. After
you hear the "Pi" sound twice, release
your finger from the switch: the cooling
operation starts with the air flow speed "Hi".
248
System configuration
1
2
3
4
3
button
C,if kept depressed, it will increase
o
C,if kept depressed, it will
Display
circulated
HI
AUTO
Note
o
o
Domestic air conditioner
Pi Pi