Mitsubishi MT300 Manuals

Manuals and User Guides for Mitsubishi MT300. We have 1 Mitsubishi MT300 manual available for free PDF download: Technical Manual

Mitsubishi MT300 Technical Manual

Mitsubishi MT300 Technical Manual (306 pages)

AIR TO WATER HEAT PUMP

Brand: Mitsubishi | Category: Heat Pump | Size: 47.34 MB

Table of Contents

Table of Contents
2
Safety Precautions

4
Technical Data

7
Technical Specifications

8
- Installation Requirements
  10
- Operating Temperature Range
  11
- Capacity Diagram
  12
- Dimensions
  15
- Electrical Circuit Diagram
  23
Dimensions

39
Electrical Circuit Diagram

39
- For Home Owners
  41
- Information about the Installation
  42
- Principle of Operation
  42
- Features
  42
- For Home Owners
  42
- Front Panel, Indoor Unit
  43
- For Home Owners
  43
- Menu Types
  44
- Quick Movement
  44
- Key Lock
  44
- For Home Owners
  44
- Comfort Setting Heating
  45
- Operating Status
  45
- Changing the Room Temperature Manually
  45
- For Home Owners
  45
- Default Heating Curve Setting
  46
- For Home Owners
  46
- Readjusting the Default Settings
  47
- Comfort Setting with Room Sensor
  47
- Heating System 2
  47
- Vacation Set Back
  47
- For Home Owners
  47
- Comfort Setting Cooling
  48
- Cooling Operated from the Outdoor Sensor in Operating Mode Autoc
  48
For Home Owners

48
- Comfort Setting Hot Water
  49
- Extra Hot Water
  49
- For Home Owners
  49
- Maintenance
  50
- Checking the Safety Valves in Indoor Unit
  50
- Hot Water Heater Safety Valve
  50
- For Home Owners
  50
- Pressure Gauge in Indoor Unit
  51
- Emptying the Hot Water Heater
  51
- Maintenance of Outdoor Unit
  51
- Saving Tips
  51
- For Home Owners
  51
- Dealing with Comfort Disruption
  52
- For Home Owners
  52
- Operating Mode “Add. Heat Only”
  53
- Emergency Mode
  53
- For Home Owners
  53
- Alarm Indications
  54
- Resetting Alarms
  54
- For Home Owners
  54
Comfort Setting Heating

56
- Outdoor Unit Installation
  56
- General
  56
  - Refrigerant Piping Work
    57
  - Air Tightness Test
    57
  - Evacuation
    57
  - Drain Piping Work
    58
  - Electrical Piping Work
    58
  - Additional Refrigerant Charge
    58
  - Insulation on Piping
    58
  - Commissioning
    59
  - Checking the State of the Unit in Operation
    59
  - Failure Diagnosis in a Test Run
    59
  - The State of the Electronic Expansion Valve
    59
  - Indoor Unit Installation
    60
  - Hanging Indoor Unit on a Wall
    60
General

60
- Dimensioning Expansion Vessel
  61
- Manual Shunting
  61
- Emptying the Vessel
  61
Indoor Unit Installation

62
- Pipe Installation
  62
- General
  62
  - Dimensions and Pipe Connections
    63
  - Pump Capacity Diagram
    64
  - Connecting the Climate System
    64
  - Connecting the Hot Water Heater
    65
  - Connecting Hot Water Coil to Water Main
    65
  - Extra Electric Hot Water Heater
    65
  - Connection of External Heat Source
    66
  - Waste Exchanger Part
    66
  - Connecting Refrigerant Pipes
    66
  - Dockings
    67
  - Symbol Key
    67
  - Climate System
    68
  - External Heat Source
    68
  - Electrical Installation
    69
  - Electrical Components
    69
  - General
    69
  - Connecting the Supply
    71
  - Miniature Circuit-Breaker
    71
  - Temperature Limiter
    71
  - Connection between Indoor Unit and Outdoor Unit
    71
  - Connection between Indoor Unit and Tank
    72
  - Setting Max Boiler Temperature
    72
  - Main Circuit Breaker Size Setting
    72
  - Setting Max Power, Electric Heater
    72
  - PCB, Terminal and Wiring Diagram
    73
  - Connecting the Outdoor Air Sensor
    73
  - Connecting the Current Limiter
    73
  - Connection of Centralised Demand Control/Tariff
    73
  - Alarm Outputs
    74
  - Docking Specific Connection
    74
  - Contact for Activation of “Extra Hot Water”
    74
  - External Heat Source Control
    74
  - Summary of the Function of the Terminals on PCB AA22
    75
  - How to Connect External Circulation Pump and Heat Source on X3
    76
  - Start-Up and Inspection
    77
  - Venting the Climate System
    77
  - Commissioning Without Outdoor Unit Connected
    78
  - Setting System Flow Cooling
    78
  - Setting System Flow Heating
    78
  - Checking External Heat Source Controlled by Signal from Indoor Unit
    79
  - Checking External Heat Source Controlled Independently
    79
  - Cleaning the Particle Filter
    79
  - Secondary Adjustment
    79
  - Basic Menu Settings to be Checked
    80
  - Single Heating Application with a Room Sensor
    80
  - Dual Heating Application with a Room Sensor
    81
  - Single Heating Application with External Heat Source
    82
  - Checklist: Checks before Commissioning
    83
  - Control
    85
  - Display
    85
  - Menu Management
    85
  - Menu Tree
    86
  - Main Menus
    93
  - Hot Water Temp.
    94
  - Supply Temp.
    95
  - Supply Temp. 2
    97
  - Outdoor Temp.
    98
  - Heat Pump
    98
  - Room Temperature
    99
  - Clock
    100
  - Other Adjustments
    101
  - Service Menus
    102
  - System Function
    109
  - Principle of Operation Hydrolution
    109
System Description

110
- Heating Operation Mode
  110
Principle of Operation

110
- Hot Water Operation Mode
  111
- Cooling Operation Mode
  111
Comfort Setting Cooling

112
- General
  112
Radiators - Only Heating

113
- Hms140V(Mt300)-Fdcw140Vnx
  114
Underfloor Heating and Cooling

115
Fan Convectors - Heating and Cooling

116
Dual System - Heating and Cooling

117
Underfloor Heating and Fan Convectors- Heating and

118
- Underfloor Heating and Fan Convectors - Heating and Cooling
  118
- External Heat Source
  119
- Gas
  120
- Oil
  121
External Heat Source

122
- Wood
  122
Controller

147
Alarm List

147
- Alarm with Automatic Reset
  147
- Temperature Limiter Alarm
  147
- Indoor Unit Alarm
  147
- Outdoor Unit Alarm
  148
- Hm-T-
  150
- Hot Water Alarm
  151
- Supply Alarm
  151
- Troubleshooting Guide
  152
- Thermal Cutout
  152
- OU Power Failure
  153
Troubleshooting Guide

155
- High Condenser out
  155
- Anti Freeze HX
  156
- High HW Temp. 9 High AH Temp.
  157
- High Supply Temp. 1, 11 High Supply Temp. 2
  158
- Aborted Defrost
  159
- S. Fault HP
  160
- E35 - High HX Temp
  162
- E36 - Permanent Hotgas
  163
- E37 - S. Fault Tho-R
  164
- E38 - S. Fault Tho-A
  165
- E39 - S. Fault Tho-D
  166
- E40 - HP Alarm
  167
- E42 - Current Cut
  168
- E45 - Inverter Communication Error
  169
- E47 - Inverter A/F Module over Current
  170
- E48 - Fan Alarm
  171
- E49 - LP Alarm
  172
- E51 - Inverter and Fan Motor Error
  174
- E53 - S. Fault Tho-S
  175
- E54 - S. Fault LPT
  176
- E57 - Low Refrigerant
  177
- E59 - Inverter Error
  178
Function Check, Components

179
- Indoor Unit Relay Test - Forced Control
  179
- Relay Functions
  180
- DIP Switch Setting
  181
- Fdcw100Vnx,140Vnx
  182
- Component Replacement
  183
DIP Switch Setting

184
- Fdcw71Vnx
  184
  - Fan and Fan Motor
    185
  - Compressor (CM)
    186
  - Control PCB
    188
  - Inverter PCB
    189
  - Noise Filter PCB
    190
  - Fan and Fan Motor (Fmo1)
    191
- Fdcw140Vnx
  198
Components

205
- Indoor Unit
  206
- Circulation Pump
  206
Indoor Unit

208
- ShuttleValves(Qm30,Qm31,Qn11)
  208
  - Technical Specifications Actuator
    209
  - Particle Filter
    210
  - Safety Valve
    210
Outdoor Unit

211
- Compressor
  211
- Expansion Valve
  211
- Low Pressure Sensor
  211
Temperature Sensor

212
- Data for Sensor in Indoor Unit
  212
- Component Positions
  213
- List of Components
  218
- Outdoor Unit Components View
  219
- Accessories Accessories
  220
Accessories

221
- Wind Protection
  221
- Air to Water Heat Pump
  227
- Installation Requirements
  229
  - Water Heat Pump Installation Requirements
    229
  - Water Heat Pump Dimensions
    230
  - Electrical Circuit Diagrams
    234
  - Temporary Hot Water
    250
    
    “Extra Hot Water” Activation (Three Ways)
    250
    
    Outdoor Unit Haulage and Installation
    251
    
    General Information
    254
    
    Indoor Unit Assembly
    254
    
    Indoor Unit Transport and Storage
    254
    
    Supplied Components
    254
  - Installation Space
    255
  - Dimensioning Expansion Vessel
    257
  - Initial Pressure and Max Height Difference
    257
  - Manual Shunting
    257
  - Connecting the Climate System
    259
  - Connecting Hot Water Tank To Hms140V
    260
  - Connecting the Hot Water Heater
    260
  - Connection of External Heat Source
    261
  - Setting Max Power, Electric Heater (R25 on AA22)
    263
  - Summary Of The Function Of The Terminals On Pcb Aa22
    264
  - Commissioning
    265
  - Setting System Flow Heating
    265
  - Menu
    266
  - External Heat Source
    268
  - Actuator Operation According to the Operation Mode
    272
  - Heating Curve
    273
  - Heating Curve Offset
    274
  - Defrosting
    275
  - Dip Switch Setting
    279
  - Data for Sensor in Indoor Unit and Tank Unit
    281
    
    Temperature Sensor Placement
    281
    
    Installation and Instruction Sheet for HT500 and MT30
    282
    
    Installation Manual
    282
  - Characteristic Of Rg10
    286
  - Comfort Setting with Room Sensor
    286
  - Heating System
    286
  - Readjusting the Default Settings
    286
  - Vacation Set Back
    286
  - Cooling Mode
    292
  - Electrical Installation
    299
  - Contact for Changing the Room Temperature
    302
  - External Circulation Pump
    302

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