Samsung service manual. split-type air conditioner. INDOOR UNIT AVXCSH022/028/036EE, AVXC2H056/071EE, AVXC4H045/056/071/090/112/118/140EE, AVXC4H045/056/071/090/112/118/140EG, AVXCMH018/036/056/060EE, AVXDSH022/028/036/045/056/071/090/112/118/140E