Service Manual

SiUS041638E Service Diagnosis
Service Diagnosis 54
3. Service Diagnosis
Method 1 1. When Timer Cancel button is held down for 5 seconds,
00
is displayed on the temperature
display screen.
2. Press Timer Cancel button repeatedly until a long beep sounds.

The code indication changes in the sequence shown below.
ARC466A37
Notes: 1. A short beep or two consecutive beeps indicate non-corresponding codes.
2. To return to the normal mode, hold down Timer Cancel button 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 55.)
No. Code No. Code No. Code
1 00 14 U0 27 UA
2 A5 15 C7 28 UH
3 E7 16 A3 29 P4
4 F3 17 H8 30 H7
5 F6 18 H9 31 U2
6 L3 19 C9 32 EA
7 L4 20 C4 33 AH
8 L5 21 C5 34 FA
9 U4 22 J3 35 H1
10 E6 23 J6 36 P9
11 H6 24 E5 37 E3
12 H0 25 A1 38 H3
13 A6 26 E1
(R24532)
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Timer Cancel button