Specifications

108
4 To cancel self-diagnosis
There are following two methods to cancel self-diagnosis:
Press the H “CHECK” button twice within three seconds.
➜Self-diagnosis is cancelled and the display screen will
return to the status before self-diagnosis.
Press the I “ON/OFF” button.
➜Self-diagnosis is cancelled and indoor unit will stop.
(This operation is ineffectual when operation is prohibited.)
5 Tor delete check code
When something is wrong with air conditioner, check code
(P1 etc.) is memorized, but check code can be deleted after
termination of service.
<To delete error record with remote controller>
(1) Display the error record at the self-diagnosis result dis-
play screen.
b) Alternating display
(2) The address for self-diagnosis will blink when the D
q <w> button is pressed twice within three seconds.
(3) The diagram below will be displayed when the error
record has been reset. Note that the error content will be
redisplayed if error record resetting is unsuccessful.
<To delete error record with switch of outdoor unit>
Refer to 9-2. Outdoor unit on page 78.
(2)
(3)
5 (1)
b)
(2)
(3)
(2) Digital wireless remote controller
<In case of trouble during operation>
When a malfunction occurs to air conditioner, both indoor unit and outdoor unit will stop and operation lamp blinks to inform
unusual stop.
<Self-diagnosis method at maintenance service>
Direct transmitting section to receiving section at the operation of * mark.
(Make sure that beep sounds.)
1 Turn on the main power of air conditioner.
2 On the other side of wireless remote controller, change adjust switch to
“SET”.
A “FUNCTION”, “TEST RUN”, “CHECK” will blink alternately.
3 Press “HR” button.
B “CHECK” blinks.
Refrigerant address display “00” blinks.
4 Press the “ ”,“ ” button to set refrigerant address of air conditioner to self-
diagnose.
*5 Press the “HR” button, directing transmitting section to receiving section.
• The buzzer informs the latest error history of the unit to be checked
*6 Press the “ON/OFF” button to cancel check.
7 Be sure to turn adjust switch to “Nrm” after termination of check.
✽ Wireless remote controller can malfunction-diagnose refrigerant that is con-
nected to wireless unit.
• In case that air conditioner has malfunction, continuous beep and blinking of
operation lamp inform check code at the operation of 5.
(It takes 3 seconds, the maximum, for check code to appear.)
ON/OFF
CHECK
ADDRESS
UNIT No.
FUNCTION No.
SELECTION No.
AM
PM
RESET
AM
PM
TEST RUN
FUNCTION
˚C
MODE FAN
VANE
TEMP.
START
STOP
HR.
MIN.
4
6
AB
4
35
Nrm Set
72
Inspected unit
Check code
P1
P2
P4
P5
P6
P8
P9
E4, E5
Beep output
beep O 1 time
beep O 2 time
beep O 4 time
beep O 5 time
beep O 6 time
beep O 8 time
beep O 2 time
Other than above
Operation LED
1 sec. O 1 time
1 sec.O 2 time
1 sec.O 4 time
1 sec.O 5 time
1 sec.O 6 time
1 sec.O 8 time
1 sec.O 2 time
Other than above
Indoor unit
Inspected unit
Check code
F1–F9
U0–UP
E6–EE
No check code
(normal)
Beep output
beep beep O 1 time
Other than above
No output
beep beep beep
Operation LED
(0.4sec+0.4sec)
O 1 time
Other than above
Lights off
Lights off
Outdoor
unit
No check code
(mistake of match-
ing with refrigerant
address)
OCT03-E-4.qxp 04.3.26 1:52 PM Page 108