Troubleshooting With The Indoor Unit Leds And The Remote Control - Daikin Sky Air R-407C Service Manual

ESIE02–01
1.5

Troubleshooting with the Indoor Unit LEDs and the Remote Control

Shutdown For some errors, the system only shuts down when the error occurs several times. This means that
you have to wait until the system shuts down to be able to see the flashing LED on the front panel and
the error code on the remote control.
Malfunction The table below contains an overview of the indoor unit malfunctions.
overview
If...
Indoor unit LED
LED
front
panel
H1P H2P
(HAP) (HBP)
8 6 6
6 6 7
6 8
7
—
8
—
6 6
Symbols and notes The table below describes the symbols and notes used in the malfunction overview.
Symbol / note
Note 1
7
6
8
Part 3 – Troubleshooting
Then...
Location of the mal-
function
Remote con-
trol display
Other
than PCB
Note 1 —
—
A1
A3
A6
AF
AJ
C4, or C9
CJ
Description
Variety of circumstances
LED is ON
LED is flashing
LED is OFF
High probability of malfunction
Low probabiltiy of malfunction
No possibility of malfunction (do not replace)
Malfunction description
PCB
ind. unit
— Normal
Malfunctioning Indoor PCB (A1)
— Malfunctioning Drain Water Level System (A3)
Indoor Unit Fan Motor Lock (A6)
Malfunctioning Drain System (AF)
Malfunctioning Capacity Setting (AJ)
Thermistor Abnormality (C4 or C9)
Malfunctioning Remote Control Air Thermis-
tor (CJ)
Troubleshooting
1
3 3
See page
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4
3–23
5
3–25
3–27
3–28
3–30
3–32
3–11