About Inspection Display, Filter Message Display, Air Conditioning Number And Operation Standby Display; When The Check Indicator Light (Red) Flashes; When The Filter Cleaning Message Is Displayed; How To Display Air Conditioning Unit No - Mitsubishi MULTI-SERIES User Manual

ABOUT INSPECTION DISPLAY, FILTER MESSAGE DISPLAY, AIR
CONDITIONING UNIT NUMBER AND OPERATION STANDBY DISPLAY

WHEN THE CHECK INDICATOR LIGHT (RED) FLASHES

Error code
The air conditioning system stops if an error occurs.
At the same time, the check indicator light flashes in red and the error
code is displayed in the on timer display area and the following is
displayed in the display area.
"
·
(Air conditioning unit No.)
Air conditioning unit No.
Error Display when Using Multiple Indoor Units
If errors have occurred for all the connected air conditioning units
Initially, the error display shows information about the air conditioning unit whose air conditioning unit No. is the
smallest.
Errors of other air conditioning units can be checked with the following procedure.
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2
2
1
If errors have occurred for some of the connected air conditioning units
Only the air conditioning units for which errors have occurred stop operating.
The remote controller shows operating air conditioning units.
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2
2
1
NOTE
If you press the " " switch once while an error is displayed, the error display turns off and the stop status is displayed.
If you press the " " switch again, the error display appears.
" ↔ "
" (lit for 2 seconds each)
Press the AIR CON No. switch.
The remote controller goes into the air conditioning unit No.
display mode.
If you do not press any switches for 10 seconds after
entering the air conditioning unit No. display mode, the
remote controller automatically exits from the air condition-
ing unit No. display mode and returns to the original display.
Press the switch.
The air conditioning unit No. and error codes are displayed in
order, starting from the smallest unit number.
Press the switch to display the air conditioning unit No.
and error codes in the reverse order.
Press the AIR CON No. switch.
The remote controller goes into the air conditioning unit No.
display mode.
If you do not press any switches for 10 seconds after
entering the air conditioning unit No. display mode, the
remote controller automatically exits from the air condition-
ing unit No. display mode and returns to the original display.
Press the switch.
The air conditioning unit No. is displayed in order starting
from the smallest number, and error codes are displayed for
erroneous air conditioning units.
Press the switch to display the air conditioning unit No.
and error codes in the reverse order.

WHEN THE FILTER CLEANING MESSAGE IS DISPLAYED

The "
number of operation hours of the indoor unit reaches the set number
of hours in order to notify that the air filter should be cleaned.
Clean the air filter.
The filter cleaning message is displayed in the display area. It is
displayed for 1 second every 5 seconds while the air conditioning
system is operating. It is always lit while the system is stopped.
After cleaning
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1

HOW TO DISPLAY AIR CONDITIONING UNIT NO.

By operating the AIR CON No. switch, the numbers of the connected air conditioning units and error codes of units with
error history are displayed.
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2
1
NOTE
The air conditioning unit No. can be displayed while the air conditioning system is being operated, while it is stopped, or while it
is stopped forcefully due to errors.
Switches other than "AIR CON No.," " " and " " cannot be operated.

ABOUT OPERATION STANDBY DISPLAY

If you press the operation/stop switch when you start operating the air
conditioning system at the start of the season or after it has been
stopped for a prolonged period, "
several seconds before the display switches to the operation display.
In this case the air conditioning system remains stopped, but this is
not a failure. Please wait for a while, as normal operation will become
possible after a short period of time.
" message is displayed if the cumulative
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Press the " RESET" switch.
The filter cleaning message disappears.
Press the "AIR CON No." switch.
The remote controller goes into the air conditioning unit No.
display mode and shows the smallest air conditioning unit No.
among the connected air conditioning units. All other displays
are turned off.
If you do not press any switches for 10 seconds after
entering the air conditioning unit No. display mode, the
remote controller automatically exits from the air condition-
ing unit No. display mode and returns to the original display.
Press the switch.
The air conditioning unit No. is displayed in order starting
from the smallest number, and error codes are displayed for
erroneous air conditioning units.
Press the switch to display the air conditioning unit No.
and error codes in the reverse order.
" is displayed for
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