System Malfunctions - Daikin R-410A Service Manual

ESIEN05-04
1.9.2

System Malfunctions

Outdoor Unit remote
Malfunction control
Display
U4
or UF
U5
U8
UA
UC
Part 3 – Troubleshooting
Location of Malfunction
Other PC Board
than PC
Outdoor Indoor
Board
Unit Unit
—
—
—
— —
Contents of Malfunction
remote
control
— Transmission error (between
indoor and outdoor unit)
Transmission error (between
indoor and remote control)
Transmission error between
"main" remote control and "sub"
remote control
— Excessive indoor units connected
to this system.
Centralized address setting error
Troubleshooting
1
Details of
Malfunction
(Reference
Page)
3–4
3–6
3–7
3 3
3–8
3–10
4
5
3–29