Service manual

ESIE05-03 Troubleshooting
Part 3 – Troubleshooting 3–35
33
4
5
1
1.9 Troubleshooting by Remote Controller Display / LED Display
Explanation for
Symbols
c : LED blinks / w : LED on / x : LED off / — : No connection with troubleshooting
 : High probability of malfunction
{ : Possibility of malfunction
 : Low probability of malfunction
— : No possibility of malfunction (do not replace)
1.9.1 Indoor malfunctions
Indoor
Unit Mal-
functions
Indoor Unit
LED Display
Note 2
Remote
Controller
Display
Location of Malfunction Contents of Malfunction Details of
Malfunction
(Reference
Page)
H1P H2P Other
than PC
Board
PC Board
Out-
door
Unit
Indoor
Unit
Remote
Controller
cc*Note 1 — — — — Normal → to outdoor unit —
cw A1 ——{ — Malfunction indoor unit PC
board (For troubleshoot-
ing by LED, refer to p.33.)
3–42
cx
w —
x —
cc A3  — — — Malfunction of drain water
level system
3–43
cc AF  — — — Malfunction of drain sys-
tem
3–45
cc A6  —  — Indoor unit fan motor lock 3–47
cc A7  —  — Swing flap motor malfunc-
tion / Lock
3–49
cc AJ  — { — Malfunction of capacity
setting
3–51
cc C4  —  — Malfunctioning heat
exchanger thermistor sys-
tem.
3–53
cc C5  —  — Malfuncioning gaspipe
thermistor system.
3–53
cc C9  —  — Malfunctioning suction air
thermistor system.
3–53
cc CJ —— — Malfunctioning remote
controller air thermisto
3–55
cc CC  —  — Humidity sensor system
malfunction
3–56
ESIE05-03.book Page 35 Wednesday, April 6, 2005 4:09 PM