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RAS-5HRNME-AF
User Manuals: Hitachi RAS-5HRNME-AF Heat Pump
Manuals and User Guides for Hitachi RAS-5HRNME-AF Heat Pump. We have
4
Hitachi RAS-5HRNME-AF Heat Pump manuals available for free PDF download: Service Manual, Technical Catalogue, Installation And Operation Manual
Hitachi RAS-5HRNME-AF Service Manual (424 pages)
Yutaki S Series
Brand:
Hitachi
| Category:
Air Conditioner
| Size: 34.38 MB
Table of Contents
Service Manual
1
Table of Contents
5
1 General Information
11
General Information
12
General Notes
12
Introduction
12
Contents
13
Environtment-Friendly Units
13
Applied Symbols
14
Product Guide
15
Classification of Indoor Unit Models
15
Classification of Outdoor Unit Models
15
Classification of Domestic Hot Water Tank Accessory
16
Product Guide: Indoor Unit
16
Product Guide: Outdoor Unit
17
Accessory Code List
17
SMGB0070 Rev. 1
18
2 Unit Installation
21
SMGB0070 Rev. 1
21
Outdoor Unit Installation
22
Initial Check
22
Transportation of Outdoor Unit
23
Center of Gravity
24
Factory-Supplied Accessories for RAS-(8-10)HRNME-AF
25
Installation Space
26
Installation Place Provision
36
Optional Parts and Installation
39
Specifications
41
Indoor Unit Installation
58
Selection of the Installation Location
58
Wall Mounting Procedure
59
Cover Assembly
60
Drain Pan Assembly
61
Service Space
61
DHWT - Domestic Hot Water Tank
62
Name of Parts
62
Unit Installation
63
Selection Procedure for DHWT Units
63
Working Space
63
3 Piping Work and Refrigerant Charge
65
Refrigerant and Water Pipe Work
66
General Notes before Performing Pipe Work
66
Suspension of Refrigerant and Water Pipes
66
Pipe Work and Connection
67
Refrigerant Piping Length
71
Refrigerant Pipe Connections
74
Brazing Work
76
Water Pipe Work and Connection
77
General Notes
77
Water Piping Connection
78
Draining Pipe Work
79
Circuit Water Filling-In
79
Water Flow Adjustment
79
Pressure Charts
81
DHWT - Domestic Hot Water Tank
83
Hydraulic Circuit
83
Pressure Drop
84
4 Electrical Wiring
85
Unit Electrical Wiring and Connection
86
General Check
86
Electrical Connection of Outdoor Unit
87
Electrical Connection of Indoor Unit
89
Control System
91
Setting of DIP Switches and RSW Switches
97
Outdoor Unit
97
Optional Functions 7
98
Indoor Unit
100
Common Wiring
107
Electrical Wiring between Outdoor and Indoor Unit
107
Wire Sizes
108
DHWT - Domestic Hot Water Tank
109
Electrical Wiring Connection
110
Internal Wiring
112
Electric Heater
114
Electrical Wiring Diagrams
116
Electrical Wiring Diagram for Indoor Unit
116
Electrical Wiring Diagram for Outdoor Unit
118
5 Control System
123
Device Control System
124
Printed Circuit Board
125
Indoor Unit
125
Outdoor Unit
126
Safety Protection and Control Device
128
Indoor Unit
128
Outdoor Unit
128
Standard Control Functions
129
Indoor Unit
129
Installation Information
171
6 LCD User's Interface
189
Description of the Hardware
190
Button Definitions
190
Comprehensive View
190
Description of the Icons
192
Controller Configuration
194
Unit Configuration
195
Operation Display
195
Space Heating Configuration
196
Space Cooling Configuration
198
Dhw
200
Optional Functions
202
Installer Access
203
Unit Configuration
204
System Configuration
206
Water Pump
208
7 Optional Functions
211
Indoor Unit
212
Floor Screed Drying Function (Circuits 1 & 2)
212
Automatic Summer Switch-Off
213
Pump and Valve Seizure Protection
214
DHW Anti-Legionella Protection Function
214
Tariff Input (Electrical Tariff Input)
215
Electrical Heater or Boiler Emergency Mode
216
Step Heater for 3-Phase Imbalance Option
217
Hydraulic Separator Combination
217
Secondary Outdoor Sensor Accessory
217
Indoor External Output Signals
218
Outdoor Units
219
Available Ports
219
Configuration
221
Description of Optional Output Signals
223
8 Commissioning
225
Preliminary Check
226
Checking the Unit
226
Electrical Checking
226
Hydraulic Circuit Checking
226
Checking the Refrigerant Circuit
227
Commissioning Procedure
227
Indoor Unit Test Run
228
Outdoor Unit Test Run
229
9 Electrical Checks of the Main Parts
231
Inverter
232
Specifications of Inverter
232
Inverter Time Chart
234
Protective Function
235
Overload Control
236
Thermistor
237
Electronic Expansion Valve
240
Electronic Expansion Valve for the Outdoor Unit
240
Electronic Expansion Valve for the Indoor Unit
241
High Pressure Protection Device
242
Noise Filter (NF)
243
Noise Filter for 1
243
Noise Filter for 3N
244
Capacitor (CB1, CB2)
244
Reactor (DCL)
245
Reactor (DCL) for 1
245
Reactor (DCL) for 3N
245
Scroll Compressor
246
10 Spare Parts
247
Outdoor Units
248
Ras-2Hvrn2
248
Ras-3Hvrnme-Af
250
Electrical Parts
251
Ras-(4-6)Hvrnme-Af
253
Ras-(4-6)Hrnme-Af
256
Ras-(8/10)Hrnme-Af
259
Indoor Units
262
11 Servicing
267
Outdoor Unit
268
Ras-2Hvrn2
268
Removing the Compressor
270
Removing Electronic Expansion Valve Coil
272
Troubleshooting
273
Ras-3Hvrnme-Af
275
Removing Reversing Valve
282
Removing Electrical Components
284
Ras-(4-6)H(V)Rnme-Af
286
Ras-(8/10)Hrnme-Af
302
Pressure Switch
308
Indoor Unit
318
Removing Service Cover
318
Replacing Electrical Components
319
Replacing Hydraulic Components
324
Replacing Refrigerant Parts
332
12 Troubleshooting
337
Troubleshooting Procedure
338
Alarm Code
338
Troubleshooting by Alarm Code
341
Contents
397
Troubleshooting in Check Mode
408
Troubleshooting Using the 7 Segment Display (Outdoor Unit)
409
Procedure of Checking Other Main Parts
415
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Hitachi RAS-5HRNME-AF Technical Catalogue (158 pages)
Brand:
Hitachi
| Category:
Air Conditioner
| Size: 14.71 MB
Table of Contents
Contents
3
Table of Contents
5
General Information
9
General Information
10
General Notes
10
Introduction
10
Environment-Friendly Units
11
Applied Symbols
12
Product Guide
13
Model's Classification
15
Accessory Code List
16
Features and Benefits
19
Main Features
20
Selection Benefits
21
Environment-Friendly System
21
Water Outlet Temperature up to 80 ºC
22
SMART Cascade Cycle
23
High Efficiency System
25
Wide Capacity Range
25
Nominal Heating Capacity Stable at Low Outdoor Ambient Temperatures
26
Adaptability to the Customer's/System Needs
26
Wide Range of Accessories
26
Advanced Technology
27
Installation Benefits
37
Different Possibles Installation Types
37
Easy Unit Installation
38
Easy and Flexible Electrical Installation
39
Start-Up Benefits
40
Start-Up by Pressing the Run/Stop Button of LCD User's Interface
40
Floor Screed Drying (Circuits 1 & 2) (Optional Function)
40
Test Run Operation from LCD User's Interface
40
Control Features
41
Easy to Use - New LCD User's Interface (PC-S80TE)
41
Control Features
43
Flexible Space Heating Configuration and Control
43
Flexible Domestic Hot Water (DHW) Control
47
Swimming Pool Combination Control
49
Flexible Water Pumps Control
49
Other Optional Functions
49
Maintenance Benefits
51
Complete Operation Display by LCD User's Interface
51
Front Access to the Electrical Box
51
Easy Servicing
52
High Accessibility to the Water Pressure Ports
52
Alarm Hystorical Data
53
3 General Data
55
YUTAKI S80 System
56
Outdoor Unit
57
Ras-(4-6)Hvrnme-Af
57
Ras-(4-6)Hrnme-Af
58
Indoor Unit
59
Rwh-(4.0-6.0)Fsvnfe
59
Rwh-(4.0-6.0)Fsnfe
60
Domestic Hot Water Tank
61
Component Data
62
Outdoor Unit
62
Indoor Unit
64
Electrical Data
65
Considerations
65
Outdoor Unit
65
Indoor Unit
65
Domestic Hot Water Tank - Electrical Heater
66
4 Capacity and Selection Data
67
System Selection Procedure
68
Selection Parameters
68
Selection Procedure
68
Maximum Heating Capacity Tables
76
Correction Factors
77
Defrost Correction Factor
77
Piping Length Correction Factor
77
Acoustic Characteristic Curves
79
Sound Pressure Level for Outdoor Unit
80
Considerations
80
Charts
81
6 Working Range
83
Working Range
84
7 General Dimensions
85
Name of Parts
86
Outdoor Unit
86
Indoor Unit
87
Domestic Hot Water Tank
88
Dimensional Data
89
Outdoor Unit
89
Indoor Unit and Domestic Hot Water Tank (Optional)
89
Service Space
91
Outdoor Unit
91
Indoor Unit and Domestic Hot Water Tank (Optional)
92
8 Refrigerant Cycle and Hydraulic Circuit
95
RAS-(4-6)H(V)RNME-AF + RWH-(4.0-6.0)FS(V)NFE Combination
96
9 R E F R I G E R a N T a N D W a T E R P I P I N G
98
Refrigerant Circuit
98
Refrigerant Piping
98
Piping Connections
99
Refrigerant Charge
100
Precautions in the Event of Gas Refrigerant Leaks
100
Pump down of Refrigerant
102
Refrigerant Check Joints
102
Space Heating Hydraulic Circuit
103
Hydraulic Circuit
103
Water Piping
104
Water Quality
105
Water Flow Adjustment
105
Pressure Charts
107
Domestic Hot Water Hydraulic Circuit (Optional)
108
Hydraulic Circuit
108
Water Piping
110
Water Quality
112
10 Electrical Wiring
113
Unit Electrical Wiring and Connection
114
General Check
114
Electrical Wiring Connection
116
Outdoor Unit Terminal Board Connections
116
Indoor Unit Terminal Board Connections
117
Printed Circuit Board (PCB)
118
Outdoor Unit
118
Indoor Unit
119
Setting of DIP Switches and RSW Switches
121
Outdoor Unit
121
Indoor Unit
124
Common Wiring
130
Electrical Wiring between Indoor and Outdoor Unit of the Air to Water Heat Pump System
130
Electrical Wiring between DHW Tank and Indoor Unit
133
11 Installation Configuration
135
System Configurations
136
Installation Configurations
138
Main Configurations
139
Additional Combinations
142
12 Optional Functions
147
Indoor Unit
148
Optional Functions
148
Optional External Output Signals (by 7-Segment Display)
149
Outdoor Unit
149
Optional Functions
149
13 Troubleshooting
151
Troubleshooting Procedure by Alarm Code
152
Alarm Display
152
Alarm Codes
153
Hitachi RAS-5HRNME-AF Installation And Operation Manual (88 pages)
YUTAKI S Series
Brand:
Hitachi
| Category:
Air Conditioner
| Size: 4.26 MB
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Hitachi RAS-5HRNME-AF Installation And Operation Manual (40 pages)
YUTAKI S/S80 Series RAS-(3-6)H(V)RNME-AF
Brand:
Hitachi
| Category:
Air Conditioner
| Size: 6.39 MB
Table of Contents
Table of Contents
12
Safety Summary
15
System Description
16
Automatic Controls
17
Name of Parts
18
Refrigerant Cycle
19
Units Installation
20
Installation Space
21
Piping Materials
25
Test Run
27
Pump down Refrigerant
29
Drain Discharging Boss
30
Drain Piping
30
Electrical Wiring
30
General Check
30
Common Wiring
32
Compressor Protection
37
Troubleshooting
37
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