Daikin Super Multi NX C-Series, Руководство по обслуживанию, Страница: 214 / 298

SiE12-411 Troubleshooting
Service Diagnosis 203
5.25 Anti-icing Function in Other Rooms / Unspecified
Voltage (between Indoor and Outdoor Units)
Remote
Controller
Display
UA, UH
Outdoor Unit LED
Display
A
5
1
1
2
1
3
1
4
1
Method of
Malfunction
Detection A wrong connection is detected by checking the combination of indoor and outdoor units on the
microcomputer.
Malfunction
Decision
Conditions
"
Operation halt due to the anti-icing function in other rooms
"
Operation halt due to unspecified internal and/or external voltages
"
Operation halt due to mismatching of indoor and outdoor units
Supposed
Causes
"
Operation halt due to the anti-icing function in other rooms
"
Wrong connections at the indoor unit
"
PCB wrongly connected
Troubleshooting
Check the model n a me.
The freeze protection
f
u nction i s a ctiv a ted in other
room s . Refer to A5.
Correct.
Reconnect.
(R 3 066)
Caution
Be su re to t u rn off power s witch b efore connect or di s connect connector,
or p a rt s d a m a ge m a y b e occ u rred.
Error-di s pl a ying
a ir-conditioner r u nning?
NO
YE S
Norm a l?
Su pply volt a ge
as s pecified?
NO
YE S
NO
YE S
Check the com b in a tion of a ll the
model s b eing connected.