Mitsubishi Electric PUHY-EM300YNW-A1 Manuals

Manuals and User Guides for Mitsubishi Electric PUHY-EM300YNW-A1. We have 1 Mitsubishi Electric PUHY-EM300YNW-A1 manual available for free PDF download: Service Handbook

Mitsubishi Electric PUHY-EM300YNW-A1 Service Handbook

Mitsubishi Electric PUHY-EM300YNW-A1 Service Handbook (436 pages)

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 44.3 MB

Table of Contents

Table of Contents

8
Chapter 2 Restrictions

36
Chapter 3 Major Components, Their Functions and Refrigerant Circuits

66
Chapter 4 Electrical Components and Wiring Diagrams

90
- Outdoor Unit Circuit Board Arrangement
  92
- Outdoor Unit Control Box
  92
- Control Board
  97
- Outdoor Unit Circuit Board Components
  97
- Power-Supply Board (PS Board)
  98
- Inverter Board (INV Board)
  100
- Fan Board
  103
- Noise Filter
  104
- Filter Board
  106
- Capacitor Board (CAP Board)
  107
- Outdoor Unit Electrical Wiring Diagrams
  108
- Transmission Booster Electrical Wiring Diagrams
  111
- Hydro Unit Circuit Board Arrangement
  112
- Hydro Unit Control Box
  112
- Control Board
  113
- Hydro Unit Circuit Board Components
  113
- Power Supply Board (PS Board)
  114
- Inverter Board (INV Board)
  115
- Hydro Unit Electrical Wiring Diagrams
  116
Chapter 5 Control

118
- Dipswitch Functions and Factory Settings
  120
- Outdoor Unit Switch Functions and Factory Settings
  120
- Indoor Unit Switch Functions and Factory Settings
  125
- Remote Controller Switch Functions and Factory Settings
  126
- Switch Functions <Hydro Unit
  128
- Initial Control
  130
- Outdoor Unit Control
  130
- Overview
  130
- Startup Control
  130
- Refrigerant Bypass Control
  131
- Frequency Control
  133
- Defrost Operation Control
  134
- Continuous Heating Mode Control
  137
- Control of Controller Cooling Function (Electronic Expansion Valve <LEV9>)
  138
- Outdoor Unit Fan Control
  138
- Refrigerant Flow Control (Linear Expansion Valves <Lev2A, Lev2B, and Lev2C>)
  138
- Refrigerant Recovery Control
  138
- Subcool Coil Control (Linear Expansion Valve <LEV1>)
  138
- Control at Initial Startup
  139
- Injection Control (Linear Expansion Valve <LEV4>)
  139
- Operation Mode
  139
- Control of IH Energization Without the Compressor in Operation
  140
- Demand Control
  140
- Hydro Unit Control
  141
- Water Pump Control
  141
- Bypass Control
  142
- Plate Heat Exchanger Control
  142
- Defrost Operation Control
  143
- Backup Control
  146
- Refrigerant Recovery Control
  146
- Water Pump Protection Control
  146
Chapter 6 Test Run

148
Chapter 7 Troubleshooting Using Error Codes

160
- Error Code and Preliminary Error Code Lists
  164
- Error Code Definitions and Solutions: Codes [0 - 999]
  171
- Error Code [0403]
  171
- Error Code [0404]
  172
- Error Code Definitions and Solutions: Codes [1000 - 1999]
  173
- Error Code [1102]
  173
- Error Code [1301]
  174
- Error Code [1302] (During Operation)
  175
- Error Code [1302] (at Startup)
  176
- Error Code [1500]
  176
- Error Code Definitions and Solutions: Codes [2000 - 2999]
  177
- Error Code [2500] (Models with a Drain Sensor)
  177
- Error Code [2500] (Models with a Float Switch)
  178
- Error Code [2501] (Water Pump Fault)
  179
- Error Code [2502] (Models with a Drain Sensor)
  180
- Error Code [2502] (Models with a Float Switch)
  181
- Error Code [2503]
  182
- Error Code [2512] (Control Valve Failure) (Indoor Unit)
  183
- Error Code [2519]
  183
- Error Code [2520]
  184
- Error Code [2600]
  184
- Error Code [2601]
  185
- Error Code Definitions and Solutions: Codes [3000 - 3999]
  186
- Error Code [3121]
  186
- Error Code [3511]
  187
- Error Code [3512]
  187
- Error Code Definitions and Solutions: Codes [4000 - 4999]
  189
- Error Code [4102]
  189
- Error Code [4106]
  190
- Error Code [4109]
  190
- Error Code [4114]
  190
- Error Code [4116]
  190
- Error Code [4121]
  191
- Error Code [4124]
  191
- Error Code [4129] Detail Code 101
  192
- Error Code [4130]
  193
- Error Code [4131]
  193
- Error Codes [4240, 4245, 4246]
  206
- Error Codes [4250, 4255, 4256] Detail Codes 106 and 107
  210
- Error Code [4260]
  212
- Error Code Definitions and Solutions: Codes [5000 - 5999]
  213
- Error Codes [5101, 5102, 5103, 5104]
  213
- Error Codes [5102,5103,5104,5105,5106,5107,5115]
  214
- Error Code [5110]
  215
- Error Code [5111, 5113, 5132, 5135]
  216
- Error Code [5120]
  216
- Error Code [5201]
  216
- Error Code [5201]
  217
- Error Code [5202]
  217
- Error Code [5202, 5203]
  218
- Error Code [5701]
  223
- Error Code Definitions and Solutions: Codes [6000 - 6999]
  224
- Error Code [6201]
  224
- Error Code [6202]
  224
- Error Code [6600]
  225
- Error Code [6601]
  225
- Error Code [6602]
  225
- Error Code [6603]
  225
- Error Code [6606]
  226
- Error Code [6607] Error Source Address = Outdoor Unit (OC)
  228
- Error Code [6607] Error Source Address = Indoor Unit (IC)
  229
- Error Code [6607] Error Source Address = Hydro Unit (HU)
  231
- Error Code [6607] Error Source Address = LOSSNAY (LC)
  232
- Error Code [6607] Error Source Address = ME Remote Controller
  233
- Error Code [6607] Error Source Address = System Controller
  234
- Error Code [6607] All Error Source Addresses
  235
- Error Code [6607] no Error Source Address
  236
- Error Code [6608]
  237
- Error Code [6831]
  237
- Error Code [6832]
  238
- Error Code [6833]
  238
- Error Code [6834]
  239
- Error Code [6840]
  239
- Error Code [6841]
  240
- Error Code [6842]
  240
- Error Code [6843]
  241
- Error Code [6846]
  241
- Error Code [7100]
  242
- Error Code [7101]
  242
- Error Code [7102]
  242
- Error Code [7105]
  242
- Error Code [7106]
  243
- Error Code [7110]
  243
- Error Code [7111]
  244
- Error Code [7113]
  244
- Error Code [7117]
  245
- Error Code [7130]
  245
- Error Code Definitions and Solutions: Codes [7000 - 7999]
  246
Chapter 8 Troubleshooting Based on Observed Symptoms

254
Chapter 9 Usb Function

390
- Function Overview
  392
- Service Overview
  392
- System Structure
  393
- Necessary Materials
  394
- Collecting Operation Data
  397
- Precautions
  398
  - Software Rewrite Function on the USB
    399
  - Preparation
    399
  - Rewriting Software
    399
- Precautions
  400
  - Maintenance LED Display and Troubleshooting
    401
  - Maintenance LED Display Content List
    401
- Troubleshooting
  404
- Chapter 10 LED Status Indicators on the Outdoor Unit Circuit Board
  410
- LED Status Indicators (Outdoor Unit)
  410
- Initial LED Display
  411
- Clock Memory Function
  412
- How to Read the LED
  413
- LED Status Indicators (Hydro Unit)
  413
- LED Status Indicators Table
  414

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