Haier H-MRV Series Service Manual
Also see for H-MRV AB092FCBHA: Service manualUser manual
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Open degree of EEV 7 xxxIndoor unit quantity 6 xxCoil temp 5 xxDefrosting temp 4 xxSuction temp 3 xxDischarging temp 2 xxAmbient temp 1 xxVoltage on DC side U xxxCurrent output A xx.xFrequency Fxx.xxDisplayModeHeatStateCoolStopRunto resetthe program.11. After reset, power off the outdoor. For 1~2 minutes, the outdoor release all the electricity,plug the communication wire between outdoor and indoor to the original position, themodification is over.Prog.EnterRun Stop Defr. Cool HeatTesting board for AU48NFIBIA:Press button “mode”, the display will change over in the following sequence:Note: Please connect the wire on power off. Insert the testing board on the CN302 of theoutdoor PCB. The part number is 0010451601.In addition, we set a testing port CN303 which can be connected to the computer throughanother testing device (part number: 0010451800). The distributor can get the testing deviceand the testing software from us.Testing procedure:1. After the unit powered off, connect the wire of testing board to CN302 port, and then pulldown the communication wire between outdoor and indoor unit.2. Check if the wiring is right. If yes, power on the outdoor unit.3. On the operation panel of the testing board, the relative data can be modified.4. Press “Prog.”, enter data editing mode.5. Set data “Pr-00” as “0”，then data can be edited. Press “Enter” to confirm.6. The other data can be set according to the requirement like this way.7. After all the data be modified, set “Pr-00” as “1”.8. Press “Prog.”, quit out of data editing mode.9. Note: Data of the chip is very important, the improper modification will cause the mainparts damaged such as compressor. So before modification, please contact with us.10. After quitting from data editing mode, operation board will display “P r.E” which willflash. After 3 minutes, it will display “b.P.160”. At this time, pressing the-186- |
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H-MRV AB092FCBHAH-MRV AB142FCBHAH-MRV AB182FCBHAH-MRV AC142FCBHAH-MRV AC182FCBHAH-MRV AE072FCBKAH-MRV AE092FCBKAH-MRV AE122FCBKAH-MRV AE142FCBKAH-MRV AE182FCBKAH-MRV AE242FCBKAH-MRV AF092FCBHAH-MRV AF122FCBHAH-MRV AP182FABHAH-MRV AS072FCBHAH-MRV AS092FCBHAH-MRV AS122FCBHAH-MRV AS142FCBHAH-MRV AS182FCBHAH-MRV AU24FHBHAH-MRV AU482FIBIAH-MRV AU48NFIBIAH-MRV Series
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