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Very good service Within one day i received a pdf of the users manual and electric circuits so I was able to measure the different voltages in the printed circuit and find out the fault Payment was also reliable and easy.Without the manual i could not have repaired.So thanks to "Search for a manual"
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you are doing great job guys.....my father ask me to find out the schematics of Sony KV25R1D to sort out the problem ..(he was electrical technician, and excperianced with TV and simillar stuff). finally he found the cause and change all necessary parts....now he has got working old dog..and is very happy!!... thank you all.. NB..he also saved the repair cost.
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Perfect. Received my manual within 24 hours. Clear scan of the manual I needed. No problem.
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Item as described, very well detailed manual with complete schematics. I've received the download information shortly after payment, very good support.
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Really good and well scanned. File is complete the full service manual for 5$
AH-A189E AH-A249E
For AH-A249E/AU-A249E The room is not cooled at all or not cooled. The compressor does not operate.
Push the button "TEST RUN" on the indoor unit, and wait 3 minutes.
Using a tester, measure voltage at the terminals on the terminal board.
Is the voltage between terminal "N" and" 3 " of the terminal board in the outdoor unit the power supply voltage ? YES
NO
YES
Is the voltage between terminal "N" and " 0 " of RY4 in the outdoor unit the power supply voltage ? NO
Measure resistances of TH1 and TH2.
Replace the PWB ass'y with a new one.
Replace the relay RY4 in the outdoor unit with a new one. Are the resistances conformed Fig. 1 ? NO
YES
Replace the thermistor ass'y with a new one.
The control circuit is normal. The compressor may be defective. The running capacitor may be defective. Refrigerant may be leaked. The outdoor fan motor may be defective. The outdoor fan motor capacitor may be defective.
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