Hitachi RHUE-5A(V)HN Manuals

Manuals and User Guides for Hitachi RHUE-5A(V)HN. We have 1 Hitachi RHUE-5A(V)HN manual available for free PDF download: Service Manual

Hitachi RHUE-5A(V)HN Service Manual (262 pages)

Air to water Heat pump

Brand: Hitachi | Category: Heat Pump | Size: 16 MB

General Index 0

7
- Table of Contents
  7
Units Installation

17
- Rhue-(3~6)A(V)Hn
  19
  - Transportation
    19
  - Center of Gravity
    20
  - Installation Space
    21
  - Place Provision
    22
  - Optional Parts
    24
- Accessories Installation
  29
  - Pump Kit
    29
  - WEH - Water Electric Heater
    30
  - DHWT - Domestic Hot Water Tank
    32
Water Pipe Installation

35
- General Notes
  
  36
- Piping Work Connection Considerations
  
  37
  - Minimum Water Volume Description
    37
  - Correction Factor Due to Use of Glycol
    39
- Water Control
  
  39
- Water Check Valve
  
  40
- Accessories Hydraulic Installation
  
  41
  - Pump Kit
    41
  - WEH- Water Electric Heater
    42
  - DHWT- Domestic Hot Water Tank
    44
  - Water Drain Discharge Connection
    46
Electrical Wiring Connections and Diagram

47
- General Check
  
  48
- Electrical Wiring Connection
  
  49
  - Field Minimum Wire Sizes for the Power Source
    50
  - Main Switches and Fuses
    51
- Setting the DIP Switches
  
  51
- LED Indication
  
  55
- Accessories Electrical Installation
  
  56
  - Pump Kit
    56
  - WEH- Water Electric Heater
    59
  - DHWT- Domestic Hot Water Tank
    61
- Electrical Wiring Diagrams
  
  67
  - Electrical Wiring Diagram for Models RHUE-(3~6)AVHN
    68
  - Electrical Wiring Diagram for RHUE-(5/6)AHN
    69
Controller Pack

71
- 4 Control System
  
  71
- System Configuration, Settings And Control System
  
  75
- Supply Setpoint Calculation
  
  83
- Heating Control Functions
  
  84
- DHW Control Functions
  
  87
  - DHW Storage Tank Loading
    87
  - DHW Control
    88
  - Maximum DHW Loading Time
    89
  - DHW Electric Heater
    90
    
    Using the Boiler for DHW Loading
    91
  - Using the Boiler for DHW Loading
    92
  - Response of the Heat Pump to a DHW Demand
    92
  - DHW Time Program
    92
- Heatpump Control Functions
  
  93
- Boiler Control Functions
  
  97
- Electric Heater Control Functions
  
  100
- Mixing Valve Control Functions
  
  103
- General Functions
  
  105
  - System Frost Protection
    105
  - Automatic Summer Switch-Off
    105
  - Pump and Valve Seizure Protection
    106
  - Screed Function (Drying for New Floors)
    106
- Parameter Tables
  
  107
  - Installer Parameters
    107
  - Engineering Parameters
    108
- Conversion Table: Heat Pump Supply Temperature to Ma
  
  110
- R Resistance Tables
  
  110
- Technical Data
  
  111
- Mounting
  
  112
  - Fitting or Removing the
    112
  - Wall Mounting
    112
  - Mounting on a DIN-Rail
    113
- Mounting the Sensors
  
  113
  - Water Temperature Sensor
    113
  - Outside Temperature Sensor
    114
- Electrical Wiring
  
  115
  - Wiring Access Ports
    115
  - Wiring Connections
    116
  - System Component Connections
    117
- System Configurations
  
  120
- User Interface
  
  125
  - Display
    125
  - Controls
    125
- Installation Configuration Settings
  
  126
  - Reviewing and Setting the Installer Parameters
    126
  - Installer Parameter List
    127
- System Testing
  
  128
  - System Start-Up
    128
  - System Test
    128
  - Reviewing the Operational Data
    129
  - Manually Overriding the Outputs
    129
- Expanding the System
  
  130
  - Additional Mixing Zone
    130
  - Binding RF Components Together
    131
- System MMI Pack (Room Unit and RF Receiver)
  
  131
  - Room Unit Installation Guide
    131
    
    Description
    131
    
    Installation Information
    132
    
    Installing the System MMI Pack
    132
    
    Installing the RF Receiver
    133
  - Installing the Room Unit
    134
    
    Power up
    134
    
    RF Communication Check (Test Mode)
    134
    
    Locating the Room Unit
    135
  - Communication Loss
    135
  - Installer Mode
    136
    
    Entering Installer Mode
    136
    
    Fail-Safe Mode Setup
    136
    
    Using The Room Unit For Specific Applications
    137
    
    Using the Special Features of the Room Unit
    137
  - Installer Parameters Table
    138
    
    Category 1 - Room Unit Settings
    138
    
    Category 2 - System Settings
    139
  - Binding / Rebinding Procedure
    139
  - Room Unit User Guide
    140
    
    Setting-Up
    141
    
    Programming
    142
    
    Operating
    144
- Device Control System
  
  145
- Yutaki Unit PCB
  
  146
- Safety and Control Device Setting
  
  147
  - Defrost Operation Control
    149
  - Control of Expansion Valve
    151
Available Optional Functions

153
- Freeze Protection
  154
- Restart after Power Failure
  154
- Compressor ON/OFF Control
  155
- Minutes Guard Control
  156
- Power Save Mode
  156
- 6 Test Run
  157
  - Checking Procedure before the Test Run
    158
  - Test Run Procedure for Yutaki
    160
    
    System Controller Testing
    162
Troubleshooting

167
- Initial Troubleshooting
  
  168
- Troubleshooting Procedure
  
  177
  - Alarm Code
    179
- Failure Diagnosis Method
  
  218
- Checking Procedure for Main Parts
  
  220
- Troubleshooting of Control System
  
  227
  - System Controller
    227
  - System MMI Pack
    228
- Troubleshooting of Accessories
  
  229
  - Pump Kit
    229
  - WEH - Water Electric Heater
    230
  - DHWT - Domestic Hot Water Tank
    230
Spare Parts of Yutaki/Spare Parts of Accessories

231
- Spare Parts of Yutaki
  232
  - Cycle and Estructural Parts
    232
  - Electrical Parts
    233
- Spare Parts of Accessories
  235
  - WEH - Water Electric Heater
    235
  - DHWT - Domestic Hot Water Tank
    236
Servicing

239
- Removing Air Outlet Grille
  241
- Removing Service Cover
  241
- Rhue-(3~6)A(V)Hn
  241
- Removing the Lower Part of Service Panel and Rear Panel
  242
- Removing Upper Cover
  242
- Removing Yutaki Fan Motor
  243
- Mounting Yutaki Fan Motor
  244
- Removing the Compressor
  244
- Removing High Pressure Switch
  247
- Opening Electrical Box (P-Mounting Plate)
  248
- Removing the Coils for the Reversing and Solenoid Valves
  249
- Removing Electronic Expansion Valve Coils
  250
- Removing Pressure Switches
  251
- Removing Expansion Valves
  252
- Removing Reversing Valve
  252
- Removing Solenoid Valve
  253
- Removing Electrical Components
  254
- Removing Inverter Components
  255
- Removing the ISPM
  256
- Removing the DIP-IPM
  257
- Removing The Electrical-Noise Filter
  258
- Removing Other Electrical Components
  259

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Hitachi RHUE-5A(V)HN Manuals

Hitachi RHUE-5A(V)HN Service Manual (262 pages)

Table of Contents

General Index 0

Units Installation

Water Pipe Installation

General Notes

Piping Work Connection Considerations

Water Control

Water Check Valve

Accessories Hydraulic Installation

Electrical Wiring Connections and Diagram

General Check

Electrical Wiring Connection

Setting the DIP Switches

LED Indication

Accessories Electrical Installation

Electrical Wiring Diagrams

Controller Pack

4 Control System

System Configuration, Settings And Control System

Supply Setpoint Calculation

Heating Control Functions

DHW Control Functions

Heatpump Control Functions

Boiler Control Functions

Electric Heater Control Functions

Mixing Valve Control Functions

General Functions

Parameter Tables

Conversion Table: Heat Pump Supply Temperature to Ma

R Resistance Tables

Technical Data

Mounting

Mounting the Sensors

Electrical Wiring

System Configurations

User Interface

Installation Configuration Settings

System Testing

Expanding the System

System MMI Pack (Room Unit and RF Receiver)

Device Control System

Yutaki Unit PCB

Safety and Control Device Setting

Available Optional Functions

Troubleshooting

Initial Troubleshooting

Troubleshooting Procedure

Failure Diagnosis Method

Checking Procedure for Main Parts

Troubleshooting of Control System

Troubleshooting of Accessories

Spare Parts of Yutaki/Spare Parts of Accessories

Servicing

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