Daikin F-Series Service Manual page 215

Service Check Function
1. When the timer cancel button is held down for 5 seconds, a " 00 " indication flashes on the
ARC452 Series
2. Press the timer cancel button repeatedly until a continuous beep is produced.
Note: 1. A short beep and two consecutive beeps indicate non-corresponding codes.
2. To cancel the code display, hold the timer cancel button down for 5 seconds. The code
204
temperature display section.
TIMER CANCEL button
The code indication changes in the sequence shown below, and notifies with a long beep.
No. Code
00
1
U4
2
L5
3
E6
4
H6
5
H0
6
A6
7
E7
8
U0
9
F3
10
A5
11
F6
12
display also cancels itself if the button is not pressed for 1 minute.
< ARC452A1 >
No. Code
C7
13
A3
14
H8
15
H9
16
C9
17
C4
18
C5
19
J3
20
J6
21
E5
22
A1
23
E1
24
SiBE12-712C
<Open the lid>
No. Code
UA
25
UH
26
P4
27
L3
28
L4
29
H7
30
U2
31
EA
32
AH
33
FA
34
Service Diagnosis
(R6757)