9
CUSTOMER GUIDANCE
Explain the following to the customer in accordance with the operating
manual:
(1) Starting and stopping method, operation switching, temperature ad-
justment, timer, air flow switching, and other remote control unit op-
erations.
(2) Air filter removal and cleaning, and how to use the air louvers.
(3) Give the operating and installation manuals to the customer.
(4) If the signal code is changed, explain to the customer how it changed
(the system returns to signal code A when the batteries in the remote
control unit are replaced).
•
Remote control unit settings
(1) Press the START/STOP button and display only the clock.
(2) Press the MASTER CONTROL button continuously for more than five
seconds to display the current signal code.
(3) Change the signal code with the
button (
).
(4) Press the MASTER CONTROL button again to return to the clock
display and change the signal code.
JM1 (A)
JM2 (R1)
JM3 (R2)
WIRED REMOTE CONTROL
UNIT SETTING (OPTIONAL)
10
BEFORE INSTALL WIRED REMOTE CONTROL UNIT
•
The wired remote control unit is an option. It isn't
included in main body of air-conditioner.
•
When you use wired remote control unit, some func-
tions may not be used.
•
please use the recommended wired remote control
unit.
(Before installing, please read the FEATURES AND
FUNCTIONS section of OPERATING MANUAL to con-
firm the concerned contents.)
CAUTION
(1) Before installing, be sure to disconnect all power
supply.
(2) Don't touch the heat exchanger.
(3) During installing or removing operation, be sure
not to have wire catched by parts or draw it
hard. Or it may result troubles to the air-condi-
tioner.
(4) Avoid place in direct sunlight.
(5) Select place that will not be affected by the heat
from a stove, etc.
(6) Insure the length of wire is not over the recom-
mended maximum length.
(7) Before setting up the wired remote control unit,
please confirm whether air-conditioner can re-
ceive the signal.
REMO
TE
CONTR
OL
BLACK
WHITE
RED
REMO
T
E
CONTR
O
L
Use the tool to
remove the screw.
CLAMP
CONTROL BOX
CLAMP
CONTROL BOX
Terminal block
Terminal block
Remote control wire
Replace the screw with
the wired remote control
cable inserted.
When using the optional wired remote control, perform the wiring as shown
below.
Wireless remote control/wired remote control select switch
1
The electrical circuits for this were set for use as a wireless type at the
factory.
2
The following changes must be made to the settings if the unit is to be
used as a wired type.
3
Changing the settings for the electrical circuits.
Switch 4 (SW4) on the printed circuit board inside the electric compo-
nent box must be set as follows.
SW4
SW4
Wireless remote
control type
Wired remote
control type
SW4
Microcomputer
Printed circuit
board
CAUTION
(1) When the optional wired remote control is used,
please refer to the wired remote control manual
supplied with the wired remote control.
(2) When the unit is set for the optional wired re-
mote control, the wireless remote control can-
not be used.
(3) When the unit is set for the optional wired re-
mote control, MANUAL/AUTO switch on the
indoor unit cannot be used.
(4) When the unit is set for the optional wired re-
mote control, the Display Timer lamp (Green)
on the indoor unit will no longer light.
(1) Stop the air conditioner operation.
(2) Press the master control button and the fan control button simultane-
ously for 2 seconds or more to start the test run.
(3) Press the start/stop button to stop the test run.
[SELF-DIAGNOSIS]
When the error indication “E:EE” is displayed, follow the following items to
perform the self-diagnosis. “E:EE” indicates an error has occurred.
Test run display
TEST RUN
SU MO TU WE TH FR SA
Unit number (usually 0)
Error code
REMOTE CONTROLLER DISPLAY
(1) Stop the air conditioner operation.
(2) Press the set temperature buttons
simultaneously for
5 seconds or more to start the self-diagnosis.
Refer to the following tables for the description of each error code.
(3) Press the set temperature buttons
simultaneously for
5 seconds or more to stop the self-diagnosis.
Ex. Self-diagnosis
Error code
Error contents
Communication error
(indoor unit
remote controller)
Communication error
(indoor unit
outdoor unit)
Room temperature sensor open
Room temperature sensor short-circuited
Indoor heat exchanger temperature sensor open
Indoor heat exchanger temperature sensor short-
circuited
Outdoor heat exchanger temperature sensor
Power source connection error
Float switch operated
Outdoor temperature sensor
Discharge pipe temperature sensor
Model abnormal
Indoor fan abnormal
Outdoor signal abnormal
Excessive outdoor pressure (permanent stop)
Compressor temperature sensor
Pressure switch error
IPM error
CT error
Active filter module (AFM) error
Compressor does not operate
Outdoor unit fan error
Communication error
(inverter
multicontroller)
2 way valve sensor error
Expansion valve error
Connection indoor unit error
00
01
02
03
04
05
06
08
09
0A
0c
11
12
13
14
15
16
17
18
19
1A
1b
1c
1d
1E
1F
