Service Manual

Service Diagnosis SiUS121502E
102 Service Diagnosis
3. Service Diagnosis
3.1 CTXS, FTXS, CDXS, FDXS, FVXS Series
3.1.1 ARC452 Series Remote Controller
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 or 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 method 2.
(→ Refer to page 103.)
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
(R14460)
Timer cancel button
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