Daikin VRV X RXQ6-48ANR Series, Руководство по обслуживанию

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SiME341909EA Troubleshooting by Error Code
Part 6 Service Diagnosis 247
YES
N O
YES
N O
The
m u lti transmission
w irings to m u lti sla v e 2
ha v e ca u sed w iring disconnection in
them or are b eing
disconnected.
Replace the o u tdoor u nit main
PCB (A1P) for m u lti sla v e 2.
Disconnect the o u tdoor u nit m u lti
transmission w irings, and then
reset the po w er s u pply.
Replace the o u tdoor u nit main
PCB (A1P).
YES
N O
The
m u lti transmission
w irings to m u lti sla v e 1 ha v e
ca u sed w iring disconnection in
them or are b eing
disconnected.
Modify the o u tdoor u nit m u lti
transmission w irings, and then
reset the po w er s u pply.
Replace the o u tdoor u nit main
PCB (A1P) for m u lti sla v e 1.
Modify the o u tdoor u nit m u lti
transmission w irings, and then
reset the po w er s u pply.
Diagnosis Flo w chart-3
(Transmission error b et w een master
and sla v e 1)
Error code S ub code
U7-03
Diagnosis Flo w chart-4
(Transmission error b et w een master
and sla v e 2)
Error code S ub code
U7-04
Diagnosis Flo w chart-5
(M u lti system error)
Error code S ub code
U7-05
M u lti o u tdoor u nit
system?