SiUS04-904
Troubleshooting
114
Service Diagnosis
Troubleshooting
Check No.07
Refer to P.147
Check No.08
Refer to P.154
Check No.14
Refer to P.157
(R10497)
Caution
Be s
u
re to t
u
rn off the po
w
er s
w
itch
b
efore connecting or disconnecting
the connector, or parts damage may occ
u
r.
*
An inp
u
t o
v
erc
u
rrent may res
u
lt from incorrect internal
w
iring. If the
w
ires ha
v
e
b
een disconnected and
reconnected for part replacement, for example, and the system is interr
u
pted
b
y an inp
u
t o
v
erc
u
rrent,
check the
w
ires again.
N
O
YES
N
O
YES
YES
N
O
Get restarted and meas
u
re the
inp
u
t c
u
rrent.
Check No. 14
Check the main circ
u
it electrolytic
capacitor.
Check No. 0
8
Check the discharge press
u
re.
Check No. 07
Check the installation condition.
Check
w
ith the in
v
erter checker (
*
).
T
u
rn off the po
w
er and disconnect
the harnesses U,
V
and
W
.
T
u
rn off the po
w
er, and reconnect
the harnesses. T
u
rn on the po
w
er
again and get restarted.
Replace the o
u
tdoor
u
nit
PCB.
Replace the electrolytic
capacitor.
Correct the po
w
er s
u
pply or
replace the SPM.
(Replace the o
u
tdoor
u
nit
PCB.)
N
ormal?
Any LED off?
Inp
u
t c
u
rrent
flo
w
ing a
b
o
v
e its stop le
v
el?
*
In
v
erter checker
Part
N
o.: 1225477
Содержание FTXS09HVJU
Страница 1: ...SiUS04 904 Applied Models Inverter Pair Heat Pump Inverter Pair Wall Mounted Type H Series...
Страница 9: ...Safety Considerations SiUS04 904 viii Safety Considerations...
Страница 10: ...SiUS04 904 List of Functions 1 Part 1 List of Functions 1 Functions 2...
Страница 13: ...SiUS04 904 4 Specifications Part 2 Specifications 1 Specifications 5 1 1 SEER 16 Models 5 1 2 SEER 13 Models 8...
Страница 30: ...Printed Circuit Board Connector Wiring Diagram SiUS04 904 Printed Circuit Board Connector Wiring Diagram 21...
Страница 72: ...Control Specification 15 18 24 Class SiUS04 904 62 Function and Control...
Страница 77: ...FTXS09 12HVJU SiUS04 904 66 Operation Manual...
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