Samsung AM080BXMDGH/EU - Precautions for Handling Refrigerant; Precautions for Welding Pipes; Precautions for Refrigerant Supplement; Other Precautions

Section 0
2 Samsung Electronics
Contents
1. Precautions ...............................................................................................1-1
1-1 Precautions for the Service ....................................................................................................................................1-1
1-2 Precautions for the Static Electricity and PL ...................................................................................................1-1
1-3 Precautions for the Safety.......................................................................................................................................1-1
1-4 Precautions for Handling Refrigerant for Air Conditioner.........................................................................1-2
1-5 Precautions for Welding the Air Conditioner Pipe .......................................................................................1-2
1-6 Precautions for Additional Supplement of Air Conditioner Refrigerant ............................................. 1-2
1-7 Other Precautions ......................................................................................................................................................1-2
2. Product Specifications ............................................................................2-1
2-1 The Feature of Product.............................................................................................................................................2-1
2-1-1 Feature ...............................................................................................................................................................2-1
2-1-1 Structure of product (DVM S ECO) .........................................................................................................2-3
2-2 Product Specifications ............................................................................................................................................2-4
2-3 Accessory and Option Specifications ...............................................................................................................2-5
2-3-1 Accessories ......................................................................................................................................................2-5
3. Disassembly and Reassembly ................................................................3-1
3-1 Necessary Tools .......................................................................................................................................................... 3-1
3-2 Disassembly and Reassembly ...............................................................................................................................3-2
3-2-1 AM080BXM*GH/EU ....................................................................................................................................... 3-2
3-3 Caution at compressor exchange ................................................................................................................... 3-17
3-4 MCU .............................................................................................................................................................................. 3-19
3-5 EEV KIT ......................................................................................................................................................................... 3-20
4. Troubleshooting .......................................................................................4-1
4-1 Check-up Window Description.............................................................................................................................4-1
4-2. Service Operation ....................................................................................................................................................4-2
4-2-1 Special Operation .........................................................................................................................................4-2
4-2-2 Number Display Method (Outdoor Unit, MCU, Cable remote control, wall-mount, etc.) 4-4
4-3 Appropriate Measures for Different Symptom ..............................................................................................4-9
4-3-1 Communication Error between Indoor and Outdoor Units after Tracking ..........................4-9
4-3-2 Communication error between main and sub Unit of outdoor unit or between outdoor
units ................................................................................................................................................................ 4-10
4-3-3 Internal Communication error of the Outdoor Unit C-Bo ........................................................4-11
4-3-4 Internal PCB Communication error of the Outdoor Unit C-Box ............................................ 4-12
4-3-5 MCU branch part setup error
– inconsecutive connection with the use of 2 branch parts ................................................... 4-14
4-3-6 MCU branch part setup error – Repeated setup for the same address over 3 times ... 4-15
4-3-7 MCU branch part setup error – non-installed address setup ................................................. 4-16
4-3-8 Setup Error for MCU Branch part – Setup Error for MCU Quantity Used ............................4-17
4-3-9 MCU branch part setup error – Overlapping Indoor unit Address setup ..........................4-18
4-3-10 MCU branch part setup error
– Set as being used without connection to an Indoor unit ................................................. 4-19
4-3-11 MCU branch part setup error
– Connect an Indoor unit to a branch part not being used ................................................. 4-20
4-3-12 MCU branch part setup error
– Connect more Indoor units than what is actually set up in MCU .................................. 4-21
4-3-13 MCU subcooler entrance/exit sensor error (Open/Short) ....................................................... 4-22
4-3-14 Outdoor Temperature Sensor Error .................................................................................................4-23