Hitachi RAC-25RPA - Page 106

LD 301 blinks 10 times. Defective power supply voltage
Replace the main P.W.B.
Is AC220-230V being output at terminals A and B on the terminal board?
Apply AC220-230V. *Check the interior wiring.
Are TAB 2, TAB 3, reactor, and C600 connected properly?
Connect properly.
Replace the fan motor. Replace the main P.W.B. Possible causes include: •Power relay malfunction •Defectivemicrocomputer
Yes Yes
Yes
Yes Yes
No
No
No
No
No
LD 301 blinks 11 times. Outdoor fan error
Is there a strong wind? Confirm if restart is performed.
Operate after restart
Stop
Check the outdoor fan motor. For details, refer to the page about the outdoor fan motor. Is there an abnormality of the outdoor fan motor?
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