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

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SiME341909EA Troubleshooting by Error Code
Part 6 Service Diagnosis 253
YES
YES
N O
Make setting again, and then reset
the po
w er s u pply.
Replace the o u tdoor u nit main
PCB (A1P).
N O
Correct the m u lti com b ination of
o u tdoor u nits.
Replace the o u tdoor u nit main
PCB (A1P) .
Diagnosis Flo w chart-5
Diagnosis Flo w chart-4
Is the m u lti
com b ination of
o u tdoor u nits
proper?
N O
W as the
o u tdoor u nit main
PCB replaced w ith a
spare PCB?
Replace the o u tdoor u nit main
PCB (A1P).
YES YES
YES YES
N O
Is the
proc u rement of the
spare PCB proper?
Proc u re a proper spare PCB.
Is the setting of the
spare PCB proper?
Error code S ub code
UA-21
Error code S ub code
UA-31