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Troubleshooting by Error Code
SiME341909EA
252
Part 6 Service Diagnosis
N
O
YES
The
n
u
m
b
er of indoor
u
nits connected to the
same system is not
more than 64.
Replace the o
u
tdoor
u
nit main
PCB (A1P).
N
O
YES
Check if the
refrigerant type of
the o
u
tdoor
u
nit
corresponds to that
of the indoor
u
nit.
Excess indoor
u
nits are
connected.
Check for the connection to
connect the proper n
u
m
b
er of
indoor
u
nits.
Replace the o
u
tdoor
u
nit main
PCB (A1P).
Match the refrigerant types of the
o
u
tdoor
u
nit and the indoor
u
nit.
Diagnosis Flo
w
chart-1
UA-17
Error code
S
ub
code
Diagnosis Flo
w
chart-2
Error code
S
ub
code
UA-1
8
N
O
YES
YES
YES
N
O
N
O
Replace the o
u
tdoor
u
nit main
PCB (A1P).
Check for the model of o
u
tdoor
u
nit.
Make setting again, and then
reset the po
w
er s
u
pply.
Replace the spare PCB.
N
O
YES
Replace the o
u
tdoor
u
nit main
PCB (A1P).
W
as the
o
u
tdoor
u
nit
main PCB replaced
w
ith a
spare PCB?
A
different model
of o
u
tdoor
u
nit is
connected.
Diagnosis Flo
w
chart-3
Error code
S
ub
code
UA-20
M
u
lti connection?
W
as proper setting of
spare PCB made?
Summary of Contents for VRV X RXQ10ARYFK
Page 1: ...Service Manual Cooling Only 50 60 Hz RXQ6 48A N R Series SiME341909EA...
Page 289: ...SiME341909EA Wiring Diagrams Part 7 Appendix 283 RXQ10 12ARYFK 2D124184...
Page 290: ...Wiring Diagrams SiME341909EA 284 Part 7 Appendix RXQ14 16ARYFK 2D124183...
Page 295: ...SiME341909EA Wiring Diagrams Part 7 Appendix 289 FXMQ40 50 63 80 100ARV1 3D127112 04 59...