![background image](http://html.mh-extra.com/html/daikin/4mxl-t-series/4mxl-t-series_service-manual_501130165.webp)
SiUS121827E
Service Diagnosis
Part 6 Service Diagnosis
159
2
Press
UP
or
DOWN
button and change the UNIT No. until the indoor unit starts to beep.
3
Press
OPERATION MODE SELECTOR
button. The left
0
(upper digit) indication of the
error code blinks.
Step
Action
UP
button
DOWN
button
(R15408)
If you hear...
Then...
3 short beeps
Follow all steps below.
e
h
t
e
u
n
i
t
n
o
C
.
4
d
n
a
3
s
p
e
t
s
w
o
ll
o
F
p
e
e
b
t
r
o
h
s
1
operation in step 4 until you hear a
long beep. This long beep
indicates that the error code is
confirmed.
.
y
t
il
a
m
r
o
n
b
a
o
n
s
i
e
r
e
h
T
p
e
e
b
g
n
o
l
1
(R24051)
OPERATION MODE
SELECTOR
button