Troubleshooting for Outdoor Unit
SiSG121917E
159
Part 6 Service Diagnosis
Reference
Reference
Reference
Check No.15
Refer to P.173
Check No.18
Refer to P.176
Check No.20
Refer to P.177
Check the connection.
(R24910)
N
O
N
O
N
O
YES
YES
YES
Check No.15
Check
w
ith the in
v
erter analyzer.
T
u
rn off the po
w
er. Disconnect the
harnesses U, V, and
W
.
T
u
rn on the po
w
er. Check the
electrolytic capacitor
v
oltage.
Electrical
components or
compressor harnesses
connected as
specified?
Replace the o
u
tdoor
u
nit
PCB (main PCB).
Correct the po
w
er s
u
pply or
replace the o
u
tdoor
u
nit
PCB (main PCB).
Replace the compressor.
Reconnect the electrical
components or compressor
harnesses as specified.
∗
In
v
erter analyzer:
RSUK0917C
W
ithin 320 VDC?
Any LED OFF?
+ 100
- 50
A
Contin
u
ed from the
pre
v
io
u
s page
