Troubleshooting
SiUS042113E
100
Part 6 Service Diagnosis
Troubleshooting
Correct the power s
u
pply.
Replace the o
u
tdoor
u
nit PCB (main PCB).
Check for s
u
ch factors for a
long term.
(R22370)
Caution
Be s
u
re to t
u
rn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
NO
YES
YES
NO
YES
YES
Reconnect the harness.
Check the power s
u
pply voltage.
Check the connection of the
compressor harness.
Dist
u
rbance factors
∗
Noise
∗
Power s
u
pply distortion
(Preca
u
tion before t
u
rning on the power again)
Make s
u
re the power has been off for at
least 30 seconds.
Replace the indoor
u
nit PCB (control PCB).
T
u
rn on
the power. System
restarted? (Repeat a few
times.)
Error again
within 3 min
u
tes after
t
u
rning on the power?
Loose or
disconnected?
NO
YES
NO
Replace the o
u
tdoor fan motor
and the o
u
tdoor
u
nit PCB
(main PCB).
Does the
o
u
tdoor fan rotate smoothly?
Is the
voltage fl
u
ct
u
ation
within ±10% from the rated
val
u
e?
Содержание FTXM-V Series
Страница 13: ...SiUS042113E Part 1 General Information 9 1 Applicable Models 10 2 Functions 11 Part 1 General Information...
Страница 16: ...SiUS042113E 12 Part 2 Specifications 1 Specifications 13 Part 2 Specifications...
Страница 96: ...Troubleshooting SiUS042113E 92 Part 6 Service Diagnosis Reference Check No 01 Refer to P 134...
Страница 147: ...SiUS042113E Check Part 6 Service Diagnosis 143 09 12 class 18 24 class 1 2 3 4 Multimeter R24538 1 2 3 4 Multimeter...
Страница 150: ...Check SiUS042113E 146 Part 6 Service Diagnosis 18 24 class R24539 DC DC W V U...
Страница 165: ...SiUS042113E Piping Diagrams Part 8 Appendix 161 1 2 Outdoor Unit RXM09 12VVJU RXM18VVJU 3D131979 3D132216...
Страница 166: ...Piping Diagrams SiUS042113E 162 Part 8 Appendix RXM24VVJU 3D132217...
Страница 171: ...SiUS042113E Operation Limit Part 8 Appendix 167 3 Operation Limit RXM09 12 18 24VVJU 3D133582A...
