SiUS041111
Service Check Function
Service Diagnosis
75
3. Service Check Function
Check Method 1
1. When the timer cancel button is held down for 5 seconds,
00
is displayed on the temperature
display screen.
2. Press the timer cancel button repeatedly until a long beep sounds.
The code indication changes in the sequence shown below.
Note:
1. A short beep and two consecutive beeps indicate non-corresponding codes.
2. To return to the normal mode, hold the timer cancel button down for 5 seconds. When the
remote controller is left untouched for 60 seconds, it also returns to the normal mode.
3. Not all the error codes are displayed. When you cannot find the error code, try the check
method 2. (
Refer to page 76.)
No.
Code
No.
Code
No.
Code
1
00
13
C7
25
UA
2
U4
14
A3
26
UH
3
L5
15
H8
27
P4
4
E6
16
H9
28
L3
5
H6
17
C9
29
L4
6
H0
18
C4
30
H7
7
A6
19
C5
31
U2
8
E7
20
J3
32
EA
9
U0
21
J6
33
AH
10
F3
22
E5
34
FA
11
A5
23
A1
35
H1
12
F6
24
E1
36
P9
Timer cancel button
< ARC452 Series >
<Open the front cover>
(R14669)
