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7. Test run
7.2.3.
Using
SW4
in outdoor
unit
Refer to the outdoor unit installation
manual.
@-
®
®
®
®
Fig. 7-3
Fig. 7=4
7.3. Self=check
7.3.1.
Wired
remote
controller
(Fig.
7=3)
(_ Turn on the power.
®
Press the [CHECK]
button twice.
(_ Set refrigerant
address with [TEMP] button if system control is used.
®
Press the [ON/OFF]
button to stop the self-check.
@ CHECK button
_p Refrigerant address
© TEMR button
@ IC:
Indoor unit
OC: Outdoor unit
Check code
CF_ U nit address
7.3.2.
Wireless
remote
controller
(Fig. 7=4)
L_ Turn on the power.
CHECK
®
Press the _
button twice.
(Start this operation from the status of remote controller
display turned off.)
@ _
begins to light.
_p "00" begins to blink.
(_ While pointing the remote controller
toward the unit's receiver, press the [_B
button. The check code will be indicated
by the number of times that the buzzer
sounds from the receiver section and the number of blinks of the operation
lamp.
®
Press the ON/OFF
button to stop the self-check.
o Refer
to the following
tables
for details
on the check
codes.
(Wireless
remote
controller)
[Output
pattern
A]
Beeper sounds
Beep
Beep
Beep
Beep
Beep
OPERATION
INDICATOR
lamp flash
_attern
Beep
Beep
J-hr[
.....
_
_
...
Repeated
4
<
i,
._.._.
off
on
on
on
on
off
on
on
Self-check
Approx. 2.Ssec.
0.Ssec.
0.Ssec.
0.5sec.
0.Ssec.
Approx.2.Ssec.
0.Ssec.
0.Ssec.
starts
\
J
(Start signal
_'f
_-----mf--
received)
Number of flashes/beeps
in pattern indicates
the check
Number of flashes/beeps
in pattern
indicates
code in the following
table (i.e., n=5 for "PS")
the check code in the following
table
[Output pattern B]
Beeper sounds
Beep
OPERATION
j-[j-[
[
INDICATOR
lamp flash
Off
_attern
Self-check
Approx.2.5 sec.
starts
(Start signal
received)
Beep
Beep
Beep
Beep
_
t
On
On
On
On
On
Off
Approx.3sec.
0.5sec.
0.5sec. 0.5sec.
0.5sec.
Approx.2.5sec.
\
)
"V-
Number of flashes/beeps
in pattern indicates the check
code in the following table (i.e. n=B for "U2")
[
)
On
Approx. 3 sec,
Beep
Beep
• .. Repeated
On
On
0.5 sec.
0.Ssec.
\
Y
Number of flashes/beeps
in pattern indicates
the check code in the following
table
[Output pattern A]
Wireless
remote controller
Errors detected by indoor unit
Wired remote
controller
Beeper sounds/OPERATION
INDICATOR lamp flashes
(Number of times)
1
2
3
4
5
6
7
8
9
10
11
12
No sound
Check code
Symptom
P1
Intake sensor error
P2, P9
Pipe (Liquid or 2-phase
pipe) sensor error
E6, E7
Indoor/outdoor
unit communication
error
P4
Drain sensor error
P5
Drain pump error
P6
Freezing/Overheating
safeguard
operation
EE
Communication
error between indoor and outdoor units
P8
Pipe temperature
error
E4
Remote controller signal receiving error
Fb
Indoor unit control system error (memory
error, etc.)
No corresponding
Remark
13
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