3-25 Comp down due to OLP temperature control (Error Code : E463) .................................................61
3-26 Compressor starting/rotation error (Error Code : E461, E467) ..........................................................62
3-27 Current error / PFC overload error (Error Code : E462, E484) .............................................................64
3-28 IPM over current error (Error Code : E464) ..................................................................................................65
3-29 DC-Link voltage under/over error (Error Code : E466) ..........................................................................68
3-30 Others ..........................................................................................................................................................................70
■ PCB Diagram ........................................................................................................71
1. Outdoor Unit PCB ..........................................................................................................................................71
■ Wiring Diagram ....................................................................................................75
1. 1 Phase (AM036/048/053/060NXMDCR) .............................................................................................. 75
■ Reference Sheet ................................................................................................... 76
1. Refrigerant cycle diagram ..........................................................................................................................76
1-1 AM036/048/053NXMDCR ....................................................................................................................................76
1-2 AM036/048/053NXMDCR (Cooling mode) ..................................................................................................77
1-3 AM036/048/053NXMDCR (Main cooling mode) .......................................................................................78
1-4 AM036/048/053NXMDCR (Heating mode) ..................................................................................................79
1-5 AM036/048/053NXMDCR (Main heating mode) .......................................................................................80
2. Nomenclatures ...............................................................................................................................................81
2-1 OUTDOOR UNIT ........................................................................................................................................................81
■ Check Operation & Amount of Refrigerant Automatically Checking ............82
1. Check Operation ...........................................................................................................................................82
1-1 Check Operation ......................................................................................................................................................82
1-2 How to troubleshoot of the "Undetermined" .............................................................................................84
1-3 Automatic Commissioning Error Code ..........................................................................................................90
2.
Automatic refrigerant amount detection function (Checking th amount of refrigerant)
.............91