Samsung NJ052MHXCA Manuals

Manuals and User Guides for Samsung NJ052MHXCA. We have 1 Samsung NJ052MHXCA manual available for free PDF download: Service Manual

Samsung NJ052MHXCA Service Manual

Samsung NJ052MHXCA Service Manual (131 pages)

Free Joint Multi air conditioner

Brand: Samsung | Category: Air Conditioner | Size: 24.51 MB

Table of Contents

The Feature of Product
1
Table of Contents
2
1 Precautions

4
2 Product Specifications

6
3 Alignment and Adjustments

20
- Error Mode and Check Method
  20
- Setting Option Setup Method
  26
  - Table of the Option Code
    28
  - Necessary Tools
    30
4 Disassembly and Reassembly

30
- Indoor Unit
  31
- Outdoor Unit
  47
5 Exploded Views and Parts List

54
- Indoor Unit
  54
  - Parts List
    55
  - Nj0261Hxca/Nj0351Hxca
    62
  - Pssma(Slim 1 Way Cassette Panel)
    64
  - Nj030Mhxca/Nj035Mhxca/Nj052Mhxca
    66
  - Pmsma(Mini 4 Way Cassette Panel)
    68
- Outdoor Unit
  70
  - Mh050Fxca2A
    70
  - Mh080Fxca4A
    72
6 Wiring Diagram

74
- Indoor Unit
  74
- Outdoor Unit
  78
7 Schematic Diagram

80
- Indoor Unit
  80
- Outdoor Unit
  84
8 PCB Diagram

85
- MAIN PCB(Indoor Unit)
  85
- SUB PCB(Indoor Unit)
  90
- MAIN PCB(Outdoor Unit)
  91
9 Troubleshooting

92
- Items to be Checked First
  92
- Checking and Testing Operations
  93
- Fault Diagnosis by Symptom
  103
  - Basic Check Flow
    103
  - Checking Outdoor Controller
    105
  - Checking AC Line
    105
  - Checking ON/OFF Pattern of LED1
    105
  - Checking DC Voltage on each Point
    106
  - Checking PFC
    106
  - Checking Indoor Controller
    107
  - Checking Temperature Sensor
    107
  - Checking EEV
    108
  - Pipe Matching
    108
- PCB Inspection
  109
- Cautions for Part Replacement
  109
10 Reference for Installation

110
- Selecting Area for Installation
  110
- Remote Control Unit
  111
- Connecting up and Purging the Circuit
  112
- Refrigerant Refill
  114
- Refrigerant Adjustment
  116
- Flare Nut Fixing Torque
  117
- Pump Down" Procedure
  118
- Index for Model Name
  120
11 Reference Information

120
- Free Joint Multi for Europe
  121
- Refrigerating Cycle Diagram
  123
- Pressure & Capacity Mark
  125
- The Abbreviated Technology Words & the Definition of Technology Terms
  125
- Q & a for Non-Trouble
  126
- Air Supplier
  129
- Common Sense of Refrigeration
  129
  - Effectiveness of Air Supplier
    129
  - Four Factors of Air Suppliers
    129

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