Complete service manual in very good scanning quality with all schematic and PWB graphics as well as assembly & maintenance instructions. A slight drawback is that the rastering of the PWB graphics sometimes makes it a bit difficult to follow fine traces, but no showstopper.
Purchased the manual that I was looking for at a great price and could download it easily.. Great service experience and for future purchases I plan to use the site. Thank you very much
I searched the Internet exhaustively for this manual and Owner-Manuals was the least expensive...but provided an excellent reproduction within 4 hours. Very satisified.
Text excerpt from page 14 (click to view)
AH/AU-A079E AH/AU-A099E
TROUBLESHOOTING GUIDE OF CONTROL CIRCUIT
The machine does not function at all with remote control and switches on the indoor unit.
Using a tester, measure the voltage between terminal " 1 " and " 2 " of connector CN2 on PWB ass'y.
measure the secondary voltage of transformer.
Is the measured value approx. 16.0 Vac ?
NO
YES Replace the PWB with a new one. YES Replace the fuse and varistor with new ones. Replace the ftransformer with a new one. Is the 2.5A fuse down ? NO