Daikin Super Multi NX FTXS20G2V1B, Руководство по обслуживанию

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Troubleshooting SiENBE04-808_A
131 Service Diagnosis
Troubleshooting
Check No.12
Refer to P.151
(R11134)
Caution
YES
2 sec
Time
NO
NO
YES
YES
NO
YES
NO
YES
NO
Turn off the power and turn it on
again.
Check No. 12
Check the capacitor voltage.
Check with the inverter checker (
∗
).
Measure the rectifier input voltage.
Start operation.
Turn off the power. Disconnect the
harnesses U, V, and W.
Turn off the power and reconnect
the harnesses. Then turn on the
power again and restart operation.
Current
(guideline)
Compressor running?
320 ± 50 VDC?
Any LED OFF?
∗
Running
current as shown at right
with relay cable 1 or 2?
Voltage within
the allowable range
(Supply voltage ± 15%)?
Replace the outdoor unit
PCB.
Replace the outdoor unit
PCB.
Replace the outdoor unit
PCB.
Check the supply voltage.
Replace the compressor.
Capacitor charged when
the indoor unit or outdoor
unit main relay turns on
Rising with increasing
frequency
Correct the power supply or
replace the PM1.
(Replace the outdoor unit
PCB.)
∗
Inverter checker Part
No.: 1225477
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
SiENBE04-808_A.pdf 143 21/02/2011 13:20:03