Mitsubishi PLH-3AK.UK Technical & Service Manual page 4

Display
CENTRALLY
CONTROLLED display
This indicates when the unit is con-
trolled by optional features such as
central control type remote controller.
CHECK display
This indicates when a malfunction
has occurred in the unit which should
be checked.
OPERATION MODE display
This indicates the operation mode.
STANDBY display
The [STANDBY] symbol is only dis-
played from the time the heating
operation starts until the heated air
begins to blow.
DEFROST display
This indicates when the defrost oper-
ation is performed.
display
This indicates when the continuous
operation and time operation modes
are set.
It also display the time for the timer
operation at the same time as when
it is set.
Caution
Only the display lights when the unit is stopped and power supplied to the unit.
When power is turned ON for the first time the (CENTRAL CTRL) display appears to go off momentarily but this is not a
malfunction.
When the central control remote control unit, which is sold separately, is used the ON-OFF button,
TEMP. button do not operate.
"NOT AVAILABLE" is displayed when the
the fan direction adjustment function and the louver function.
display
The current time , start time and stop
time can be displayed in ten second
intervals by pressing the time setting
button. The start time or stop time is
always displayed during the timer
operation.
display
This displays the selected setting
temperature.
button are pressed.This indicates that this room unit is not equipped with
In this display example on the bot-
tom left, a condition where all dis-
play lamps light is shown for expla-
nation purposes although this differs
from actual operation.
display
This displays the air
direction.
FILTER
CHECK MODE
TEST RUN
display
This lamp lights when electricity is
supplied to the unit.
4
display
The selected fan speed is displayed.
display
The temperature of the suction air is
displayed during operation. The dis-
play range is 10° to 35°C. The dis-
play flashes 10°C when the actual
temperature is less than 10° and
flashes 35°C when the actual tem-
perature is greater than 35°C.
Operation lamp
This lamp lights during operation,
goes off when the unit stops and
flashes when a malfunction occurs.
CHECK MODE
display
TEST RUN
This display lights in the check mode
or when a test operation is per-
formed.
display
FILTER
This lamp lights when the filter need
to be cleaned.
button and