Operation Lamp - Mitsubishi Electric PLFY-P20VCM-E Technical & Service Manual

Display
CENTRALLY
CONTROLLED display
This indicates when the unit is con-
trolled by optional features such as
central control type remote
controller.
TIMER 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.
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
operation is performed.
CHECK display
This indicates when a malfunction
has occurred in the unit which should
be checked.
Caution
Only the Power display lights when the unit is stopped and power supplied to the unit.
"NOT AVAILABLE" is displayed when the Air speed button is pressed. This indicates that this room unit is not equipped with
the fan direction adjustment function and the louver function.
When power is turned ON for the first time, it is normal that "H0" is displayed on the room temperature indication (For max.
2minutes). Please wait until this "H0" indication disappear then start the operation.
CLOCK display
The current time , start time and stop
time can be displayed in ten second
intervals by pressing the time switch
button. The start time or stop time is
always displayed during the timer
operation.
CENTRALLY CONTROLLED
CLOCK
CHECK
˚C
STAND BY
ERROR CODE
DEFROST
TEMP.
TIMER SET
PAR-20MAA
SET TEMPERATURE display
This displays the selected setting
temperature.
7
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.
AIR DIRECTION display
This displays the air direction.
1Hr.
ON OFF
˚C
FILTER
CHECK MODE
TEST RUN
FUNCTION
NOT AVAILABLE
ON/OFF
FILTER
CHECK TEST
POWER display
This lamp lights when electricity is
supplied to the unit.
AIR SPEED display
The selected fan speed is displayed.
display
ROOM TEMPERATURE
The temperature of the suction air
is displayed during operation. The
display range is 8°C to 39°C. The
display flashes 8°C when the actual
temperature is less than 8°C and
flashes 39°C when the actual tem-
perature is greater than 39°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
performed.
FILTER display
This lamp lights when the filter need
to be cleaned.