Mitsubishi Heavy Industries FDENA251 Manuals

Manuals and User Guides for Mitsubishi Heavy Industries FDENA251. We have 1 Mitsubishi Heavy Industries FDENA251 manual available for free PDF download: Technical Manual

Mitsubishi Heavy Industries FDENA251 Technical Manual

Mitsubishi Heavy Industries FDENA251 Technical Manual (164 pages)

MULTI-TYPE PACKAGED AIR-CONDITIONER

Brand: Mitsubishi Heavy Industries | Category: Air Conditioner | Size: 6 MB

Table of Contents

Table of Contents
2
1 General Information

3
2 Selection Data

5
- Specifications
  5
- Range of Usage & Limitations
  22
  - Height and Length Restrictions for Refrigerant Piping
    23
  - Twin Type
    23
  - Triple Type
    23
  - Double-Twin Type
    23
- Exterior Dimensions
  24
  - Indoor Unit
    24
  - Model FDTA301
    25
  - Decorative Panel
    25
  - Model FDTA401
    26
  - Model FDTA501
    27
  - Ceiling Suspension Type (FDE)
    28
  - Models FDENA151, 201
    28
  - Model FDENA251, 301
    28
  - Models FDENA401, 501
    29
  - Models FDKNA151, 201
    29
  - Model FDKNA251
    30
  - Model FDKNA301
    30
  - Ceiling Mounted Duct Type (FDUR)
    31
  - Models FDURA201, 251
    31
  - Space for Installation and Service
    31
  - Model FDURA301
    32
  - Models FDURA401, 501
    33
  - Remote Controller (Optional Parts)
    34
  - Wired Remote Controller
    34
  - Installation with Wiring Exposed
    34
  - Installation with Wiring Recessed
    34
  - Wireless Remote Controller (Optional Parts)
    35
  - Models FDCA301HEN, 301HES
    36
  - Models FDCA401HEN, 401HES
    37
  - Model FDCA501HES
    38
  - Required Space for Maintenance and Air Flow
    38
  - Minimum Allowable Space to the Obstacles
    38
  - Model FDCA601HES
    39
  - Models FDCA801HES, 1001HES
    40
  - Dimesions after Connecting Included Refrigerant Piping (Top View)
    40
- Inside View
  41
- Models FDCA401HEN,401HES
  41
- Exterior Appearance
  42
- Piping System
  44
- Preset Point of the Protective Devices
  48
- Selection Chart
  49
- Characteristics of Fan
  52
- Noise Level
  53
3 Electrical Data

57
- Electrical Wiring
  57
- Meaning of Marks
  57
4 Outline of Operation Control by Microcomputer

68
5 Application Data

85
- Safety Precautions
  85
- Installation of Indoor Unit
  86
  - Installation Space for Unit
    86
  - Selection of Installation Location
    86
  - Drain Piping
    87
  - Suspension
    87
  - When Embedded into Ceiling
    87
  - When Suspension from the Ceiling
    87
  - Drain Socket
    88
  - Drainage Test
    88
  - Forced Drain Pump Operation
    88
  - Hard PVC Pipes Laid Indoor
    88
  - Accessories
    89
  - Panel Installation
    89
  - Unit Installation Direction and Panel and Air Inlet Grille Direction
    89
  - Removing the Air Inlet Grille
    90
  - Removing the Corner Panel
    90
  - If the Vertical Air-Flow Direction Is Fixed
    91
  - Setting Range
    91
  - Ceiling Suspension Type (FDEN)
    92
  - Cold Air Throw
    92
  - Corner Panel Installation
    92
  - Installing the Air Inlet Grille
    92
  - Points for Attention in Connecting a Plural Number of Indoor Units
    93
  - Remove the Air Inlet Grille
    93
  - Standard Signal Receiving Range
    93
  - Wireless Remote Control Unit Operation Distance
    93
  - Attach the Unit to the Suspension Lugs
    94
  - Fasten the Suspension Lugs to the Suspension Bolts
    94
  - Remove the Suspension Lug
    94
  - Suspension Bolt Position
    94
  - Piping Connection Position
    95
  - Piping Position
    95
  - Refrigerant Piping
    95
  - Cautions for Use of Wireless Remote Controller
    96
  - Wall Mounted Type (FDKN)
    96
  - Attaching of Mounting Plate
    97
  - Caution Item for Close Installation of Multiple Units
    97
  - Procedure for Making Hole on the Wall
    97
  - Relation between Illumination at Receiver Unit and Operating Distance
    97
  - Cautions for Left Take-Out and Rear Take-Out Case
    98
  - Installation of Unit
    98
  - Looking down
    98
  - Procedure for Changing Drain Hose
    98
  - Adjusting the Unit’s Levelness
    100
  - Blower Fan Switching
    100
  - Fixing the Suspension Bolt
    100
  - Packing Hardware
    100
  - Blowout Duct
    103
  - Duct Work
    103
  - Inlet Port
    103
  - Bad Example of Duct Work
    104
  - Control Box (Only Case of FDURA401, 501)
    104
- Installation of Remote Controller
  105
  - Precation in Extending the Remote Controller Cord
    105
  - Recessed Fitting
    105
- Installation of Outdoor Unit
  106
6 Maintenance Data

126
- Servicing
  126
  - Evacuation
    126
  - Evacuation Procedure
    126
- Trouble Shooting for Refrigerant Circuit
  127
- Refrigerant Charging
  127
- Diagnosing of Microcomputer Circuit
  128
  - Self Diagnosis Function
    128
  - Indoor Unit Side
    128
  - Outdoor Unit Side
    129
  - Display Sequence of Error, Inspection Display Lamp
    130
  - Procedures of Trouble Diagnosis
    131
  - Error Diagnosis Procedures at the Indoor Unit Side
    131
  - Recording and Reset of Error
    131
  - Parts Layout on the Indoor Unit PCB
    132
  - Change by the Jumper Wire
    132
  - Control Change Switch (SW5, SW9, SW10)
    132
  - Function of DIP Switch SW5 (Usually All Turned OFF)
    132
  - Check Method When the Error Code Is Display
    136
  - Error Display : no Display
    136
  - LCD Display : no Display
    136
  - Indoor – Outdoor Communications Trouble
    138
  - Communication Error between Remote Controller
    139
  - Only Case of FDT
    139
  - Cases of Other than FDT
    139
  - Defective Indoor Unit Heat Exchanger Thermistor
    140
  - Detective Return Air Thermistor
    140
  - Heating Overload
    141
  - Abnormal Temperature Detection
    141
  - Drain Trouble
    141
  - Error Display E10
    142
  - Error Display E16
    142
  - Fan Motor Abnormalities
    142
  - Control of 1 Remote Controller VS Multiple Units
    142
  - Only Case of 151~251 Types
    143
  - Only Case of 301 Type
    143
  - Error Display E28
    144
  - Directive Remote Controller Thermistor
    144
  - Resistance-Temperature Characteristic of Remote Controller Thermister
    144
  - Error Diagnosis Procedures at the Outdoor Units Side
    145
  - Replacement Parts Assembly Related to the Outdoor Unit Controller
    145
  - Parts Layout on the Outdoor Unit PCB
    146
  - Control PCB
    147
  - Function of Switch SW3 (Usually All Turned OFF)
    147
  - Function of Switch (SW5) (Usually All Turned OFF)
    147
  - Electronic Expansion Valve PCB
    147
  - Communications Error During Operation
    148
  - Power Supply Phases Reversed
    148
  - Compressor Overcurrent Trouble
    149
  - Open Phase at L3 Phase of 52C Secondary Side
    149
  - Error Display E35
    150
  - Cooling Overload Operation
    150
  - Error Display E36
    150
  - Discharge Temperature Error
    150
  - Error Display E37
    151
  - Error Display E38
    151
  - Defective Outdoor Unit Heat Exchanger Thermistor
    151
  - Defective Outdoor Air Temperature Thermistor
    151
  - Error Display E39
    152
  - Defective Discharge Pipe Thermistor
    152
  - 63H1 Operation
    152
  - While the 63H1 Is Operating
    152
  - Abnormal Low Pressure or Low Pressure Sensor Wire Disconnected
    153
  - 52C Abnormal
    153
  - Error Display E49
    153
  - Error Display E52
    153
  - Defective Suction Pipe Thermistor
    154
  - Defective Low Pressure and High Pressure Sensor
    154
  - Error Display E53
    154
  - Error Display E54
    154
  - Error Display E55
    155
  - Error Display E57
    155
  - Defective Under-Doom Thermistor
    155
  - Insufficient Refrigerant Volume
    155
  - How to Advance Checks for each Faulty Symptom
    156
  - Inspection Method When There Is no Error Display
    156
  - Louver Motor Does Not Operate
    156
  - Four Way Valve Does Not Switch During Heating Operation
    156
  - Check Abnormal Operation Data with the Remote Controller
    157
  - Indication Board
    158
  - FDKN Series
    158
- Check Display on Wireless Specification Models (FDEN · FDKN)
  158
7 Wireless Kit (Option for Fdt Model Only)

159
- Receiving Outside View and Function
  159
- Corner Panel
  159
- Receiver Part Details
  159
- Wireless Remote Controller
  160
- Attachment of Wireless Kit
  160
- Installation of the Receiver
  160
- Local Setup
  160
- Control of a Plural Number of Indoor Units with One Remote Controller
  162
- Wireless Remote Controller Operation Distance
  162
- Check Display List
  162

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