Hitachi RAS-4HRNS2E Manuals

Manuals and User Guides for Hitachi RAS-4HRNS2E. We have 1 Hitachi RAS-4HRNS2E manual available for free PDF download: Service Manual

Hitachi RAS-4HRNS2E Service Manual

Hitachi RAS-4HRNS2E Service Manual (489 pages)

UTOPIA DC-INVERTER IVX/(2/2.5)HP/ES SERIES Air Conditioner

Brand: Hitachi | Category: Air Conditioner | Size: 33.12 MB

Table of Contents

Service Manual
1
Index
3
Table of Contents
5
General Information Index
11
Environment-Friendly Units
12
General Information
12
General Note
12
Introduction
12
Applied Symbols
13
Product Guide
14
Safety Summary
18
- Hanging Method
  19
- Test Run.
  19
Transportation of Outdoor Unit
19
Center of Gravity
20
Factory-Supplied Accessories for RAS-(8-12)HRNM
21
Installation Space (Initial Ckeck)
22
Checking the Unit Without the Drain-Up Mechanism
60
General Notes
60
Checking the Unit with the Drain-Up Mechanism and the Float Switch
61
Piping Work Connection Considerations
62
- Piping Materials
  62
  - Piping Connection
    62
  - Insulation
    63
- Three Principles on Refrigerant Piping Work
  64
- Suspension of Refrigerant Piping
  64
- Brazing Work
  65
- Refrigerant Charge
  66
- Caution of the Pressure by Check Joint
  66
- Examples of 3 HP and 5 HP
  66
- Refrigerant Charge Quantity
  67
  - Outdoor Unit Factory Refrigerant Charge (wo Kg)
    67
  - Refrigerant Charge Quantity for es Series
    68
- Pump down Refrigerant
  69
Outdoor Units IVX Series
70
Outdoor Units es Series
80
General Check
92
Electrical Wiring for the Outdoor Unit IVX Series
93
- Electrical Wiring Connection for the Outdoor Unit
  93
- Setting the DIP Switches for the Outdoor Unit
  94
Electrical Wiring for the Outdoor Unit es Series
98
- Setting the DIP Switches for the Outdoor Unit
  99
Electrical Wiring between Indoor Unit and Outdoor Unit
103
- Wire Sizes for IVX Series
  105
  - Wire Size in Relationship to the Intensity
    106
  - Main Switches Types
    106
- Wire Sizes for es Series
  107
- Field Minimum Wire Sizes for the Power Source
  107
- H-LINK II System
  109
- Electrical Wiring Diagrams for IVX Series
  118
  - Ras-3Hvrnm2E
    118
  - Ras-(4-6)Hvrnm2E
    119
  - Ras-(4-6)Hrnm2E
    120
- Electrical Wiring Diagrams for es Series
  122
  - Ras-(2/2.5)Hvrn2
    122
  - Ras-3Hvrns2
    123
  - Ras-(4-6)Hvrns2E
    124
  - Ras-(4-6)Hrns2E
    125
  - Ras-(8/10)Hrnse
    126
  - Control System Index
    127
- Device Control System for IVX Series
  128
- Outline of the Control System
  129
- Device Control System for es Series
  130
- Outdoor Units PCB for IVX Series
  132
- Ras-(3-12)H(V)Rnm(2)(E)
  132
- Outdoor Units PCB for es Series
  133
  - Ras-(2-3)Hvrn(S)2
    133
  - Ras-(4-10)H(V)Rns(2)E
    134
- Protection and Safety Control for IVX Series
  136
  - Compressor Protection
    136
  - Safety and Control Device Setting for the Outdoor Units
    136
- Protection and Safety Control for es Series
  137
- Standard Operation Sequence for IVX Series
  138
  - Cooling Operation
    138
  - Dry Operation
    140
  - Heating Operation
    142
  - Defrost Operation Control
    144
- Standard Operation Sequence for es Series
  145
- Standard Control Functions for IVX Series
  152
- Standard Control Functions for es Series
  161
  - Control for Auto Cool/Heat Operation
    169
  - Optional Functions Index
    171
Outdoor Units IVX and es Series
172
- Available Ports
  172
- Specification of the Components for a Correct Installation
  173
- Configuration
  174
  - Available Optional Signals
    174
  - Programming
    174
  - Input and Output Signals
    174
- Description of Optional Input Signals
  175
- Selection of the Input Signal
  175
- Description of Optional Output Signals
  176
- Optional Functions
  177
  - Selecting the Optional Function
    178
  - Test Run Index
    183
Checking Procedure before the Test Run
184
Test Run Procedure Using the Remote Control Switch
186
Test Run Procedure Using the Wireless Remote Control Switch
188
- Setting of Dip Switch
  190
- Check List for IVX Series
  191
- Check List for es Series
  199
  - Check List on Test Run
    199
  - Troubleshooting Index
    205
Test Run Procedure from the Outdoor Unit Side
190
Initial Troubleshooting for IVX an es Series
206
Troubleshooting Procedure for IVX an es Series
214
Procedure for Checking each Main Part
309
RAS-3HVRNM2E Cycle and Structural Parts
336
Spare Parts for IVX Series
336
Spare Parts for es Series
351
10 Servicing

369

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