Hitachi RAS-4HVRP2E Manuals

Manuals and User Guides for Hitachi RAS-4HVRP2E. We have 11 Hitachi RAS-4HVRP2E manuals available for free PDF download: Service Manual, Installation & Operation Manual, Technical Catalogue, Installation And Operation Manual

Hitachi RAS-4HVRP2E Service Manual (340 pages)

Brand: Hitachi | Category: Air Conditioner | Size: 25 MB

Table of Contents

5
- Introduction
  14
- Applied Symbols
  15
- Norms and Regulations
  15
- Product Guide
  16
- Classification of Outdoor Unit Models
  16
- Classification of Indoor Unit Models
  16
- Product Line-Up: Outdoor Units
  17
- Outdoor Unit Accessory Code List
  18
- Product Line-Up: Indoor Units
  19
- Product Line-Up: KPI Energy Recovery Unit
  23
- Product Line-Up: DX-Interface
  23
- Product Line-Up: Econofresh
  23
- Multi-Kits
  24
- Individual Remote Controls
  24
- Receiver Kit for Combination with Wireless Remote Control Switch
  25
- Centralised Remote Controls
  26
- Building Air Conditioning Controls
  26
- Control Support Devices
  27
- Gateways for Building Management Systems (BMS)
  27
- Control Accessories
  28
- Optional Parts and Installation for RAS-3HVRC2
  30
- Air Flow Guide AG-264
  30
- Wind Guard WSP-264
  31
- Snow Protection Hood
  32
- Air Discharge Hood
  32
- Rear Suction Hood
  33
- Left Suction Hood
  34
- Assembly of Snow Protection Hood
  35
- Optional Parts and Installation RAS-(4-6)H(V)(R/N)(C/P)2E
  36
- Air Flow Guide AG-335A
  36
- Wind Guard WSP-335A
  37
- Snow Protection Hood
  38
- Air Discharge Hood
  38
- Rear Suction Hood
  39
- Left Suction Hood
  40
- Assembly of Snow Protection Hood
  41
- Piping Work and Refrigerant Charge
  43
- General Notes before Performing Pipe Work
  44
- Piping Materials
  44
- Three Principles on Refrigerant Piping Work
  46
- Suspension of Refrigerant Piping
  46
- Brazing Work
  47
- Piping Connection for Outdoor Unit
  48
- Ras-3Hvrc2
  48
- Ras-(4-6)H(V)(R/N)(C/P)2E
  49
- Outdoor Unit Stop Valve
  52
- Piping System for Header Branch
  54
- Refrigerant Piping Length
  54
- Refrigerant Piping Range
  54
- Maximum Lenght of Refrigerant Piping
  55
- Combinations of Piping Size and Piping Length
  56
- Refrigerant Piping Size and Multikit/Distributor
  56
- System Installation
  58
- Refrigerant Charge
  61
- Caution of the Pressure by Check Joint
  62
- Refrigerant Charge Quantity
  62
- Refrigerant Charge before Shipment (W (Kg))
  63
- Calculation Method for the Additional Refrigerant Charge
  63
- Caution in Case of Refrigerant Leakage
  65
- Maximum Permitted Concentration of Hydrofluorocarbon (HFC)
  65
- Calculation of Refrigerant Concentration
  65
- Countermeasure for R410A Refrigerant Leakage
  66
- Drain Piping
  67
- Drain Discharging Boss
  67
- Electrical and Control Settings
  69
- Led's Indication
  70
- General Check
  70
- General Notes
  70
- Electrical Wiring Connection for the Outdoor Unit
  71
- Electrical Settings
  72
- Outdoor and Indoor Unit Electrical Wiring
  72
- Wire Size
  73
- Electrical Wiring Diagrams
  75
- Ras-3Hvrc2
  75
- RAS-(4-6)HV(R/N)(C/P)2E (1~ 230V 50Hz)
  77
- RAS-(4-6)HV(R/N)(C/P)2E (3N~ 400V 50Hz)
  79
- Control System
  81
- Device Control System
  82
- Ras-3Hvrc2
  82
- Ras-(4-6)H(V)(R/N)(C/P)2E
  83
- Outline of the Control System
  84
- Outdoor Units Printed Circuit Board (PCB)
  86
- Ras-3Hvrc2
  86
- Ras-(4-6)H(V)(R/N)(P/C)2E
  87
- Ras-(4-6)Hv(R/N)(C/P)2E (Pcb1)
  87
- Ras-(4-6)H(R/N)(C/P)2E (Pcb)
  88
- Protection Control
  89
- Protection Control Code on 7-Segment Display
  89
- Activating Condition of Protection Control Code
  90
- Control and Safety Devices
  95
- Standard Operation Sequence RAS-3HVRC2 and RAS-(4-6)H(V)(R/N)(C/P)2E
  96
- Cooling Operation
  96
- Dry Operation
  98
- Heating Operation
  100
- Defrost Operation RAS-3HVRC2
  102
- Defrost Operation RAS-(4-6)H(V)(R/N)(C/P)2E
  103
- Freezing Protection During Cooling Process or Dry Operation
  105
- Standard Control Functions
  105
- Prevention Control for Excessively High Discharge Gas Temperature
  106
- Optional Functions
  107
- External Input and Output Setting
  108
- Function Setting
  108
- Check Mode
  108
- Menu Mode Accessing (by 7-Segment Display)
  108
- Ras-3Hvrc2
  108
- External Input and Output Setting (by 7-Segment Display)
  109
- Available Control Functions
  109
- Setting of External Input and Output
  110
- Optional External Output Signals
  110
- Available Ports
  111
- Available Output Signals
  112
- Function Setting (by 7-Segment Display)
  112
- Sequence of the Function Setting
  112
Function Setting

114
- Circulator Function at Heating Thermo
  117
- Circulator Function at Heating Thermo-OFF (FA)
  117
- Night-Shift (Low Noise)(Ni)
  117
- Cancellation of the Outdoor Ambient Temperature Limit (GS)
  118
- Change of Defrost Condition (Jo)
  119
- Change the Opening Degree of the Expansion Valve (Si)
  120
- Priority Capacity Mode Setting (Nu)
  120
- Priority Cooling Capacity Mode (Hc)
  120
- Priority Heating Capacity Mode (Hh)
  120
- Slo Defrost Setting (Bj)
  120
- Change of Heating Thermo-OFF Opening Degree of the Expansion Valve (So)
  121
- Heating Start Opening Degree Change (CI)
  121
- Low Noise Setting (Db)
  121
- Demand Function Setting (De)
  122
- Cold Draft Protection (Fb)
  123
- Forced Stop When Defrosting Is Restored (Ds)
  123
- Wave Function Setting (UE)
  123
- Alternate Defrost Mode (F5)
  124
- Defrost
  124
- Intermittent Operation of Outdoor Fan (F1)
  124
- Cancellation of Defrost at Absence Judgement (F9)
  125
- Change Forced Stoppage Status (FE)
  125
- Check Mode
  126
- External Input and Output Setting
  126
- Function Setting
  126
- Menu Mode Accessing (by 7-Segment Display)
  126
- Ras-(4-6)H(V)(R/N)(C/P)2E
  126
- Available Control Functions
  127
- External Input and Output Setting (by 7-Segment Display)
  127
- Setting of External Input and Output
  128
- External Input Function Setting
  129
- External Output Function Setting
  131
- Function Setting (by 7-Segment Display)
  132
- Sequence of the Function Setting
  132
- Demand Function Setting
  133
- Indoor Expansion Valve Opening
  133
- Indoor Expansion Valve Operating
  133
- Low Noise Setting
  133
- Protection of Decrease in Outlet
  133
- Slo (Fan Speed)Defrost Setting
  133
- Temperature for Cooling
  133
Function Setting

134
- Circulator Function at Heating Thermo
  137
- Circulator Function at Heating Thermo-OFF (FA)
  137
- Night-Shift (Low Noise)
  137
- Night-Shift (Low Noise)(Ni)
  137
- Cancellation of Outdoor Ambient Temperature Limit
  138
- Cancellation of the Outdoor Ambient Temperature Limit (GS)
  138
- Defrost for Cold Area
  139
- Defrost for Cold Area (Jo)
  139
- Priority Capacity Mode Setting (Nu)
  139
- Slo Defrost Setting (Bj)
  139
- Demand Function Setting
  140
- Demand Function Setting (De)
  140
- Low Noise Setting (Db)
  140
- Cold Draft Protection
  141
- Cold Draft Protection (Fb)
  141
- Outlet Temperature (DOAS)
  141
- Wave Function Setting
  141
- Wave Function Setting (UE)
  141
- Outdoor Unit Capacity Control
  142
- Power Saving Function from Wired Controller
  142
- Power Saving Guide
  142
- Intermittent Control Function
  143
- Rotation Control Function
  143
- Operation Noise Reduction Schedule Function
  144
- Power Consumption Display Function
  144
- Power Saving Schedule Function
  144
- Commissioning
  145
- Preliminary Checks
  146
- Before the Test Run
  147
- Test Run Using the PC-ARFP1E Remote Control Switch (Example)
  148
- Test Run from the Outdoor Unit
  150
- Checking at Test Run
  152
- Refrigerant Cycle Checklist
  153
- Test Run Check List
  156
- Electrical Checks of Main Parts
  157
- Inverter
  158
- Ras-(4-6)Hv(R/N)(C/P)2E
  158
- Ras-(4-6)H(R/N)(C/P)2E
  160
- Specifications of Inverter
  162
- Inverter Time Chart
  164
- Protective Function
  164
- Overload Control
  166
- Thermistor
  167
- Thermistors for RAS-3HVRC2
  167
- Thermistors for RAS-(4-6)H(V)(R/N)(C/P)2E
  168
- Electronic Expansion Valve
  171
- High Pressure Protection Device
  172
- Ras-(4-6)H(V)(R/N)(C/P)2E
  172
- Ras-3Hvrc2
  172
- Noise Filter (NF)
  173
- Ras-(4-6)H(R/N)(C/P)2E
  174
- Ras-(4-6)Hv(R/N)(C/P)2E
  174
- Ras-3Hvrc2
  174
- Reactor (DCL)
  174
- Rotary Compressor
  175
- Servicing
  177
- Safety Introduction
  178
- Ras-3Hvrc2
  179
- Removing the
  179
- Removing the Pipe Cover
  179
- Removing the Outdoor Fan
  180
- Removing the Compressor
  181
- Removing the 4-Way Valve Coil
  183
- Removing the High Pressure Switch and Pressure Switch for Control
  183
- Removing the Electrical Box
  184
- Removing the Electronic Expansion Valve Coil
  184
- Removing Display PCB
  185
- Removing Other Electrical Components
  185
- Ras-(4-6)H(V)(R/N)(C/P)2E
  186
- Remove Outlet Grille
  186
- Removing Service Cover
  186
- Removing Upper Cover
  186
- Removing Bottom Service Cover and Rear Cover
  187
- Removing Outdoor Fan Motor
  187
- Removing Electrical Box
  188
- Removing the Compressor
  191
- Removing the High Pressure Switch and Pressure Switch for Control
  195
- Removing 4-Way Valve Coil
  197
- Removing Electronic Expansion Valve Coil
  197
- Removing 4-Way Valve
  198
- Removing Solenoid Valve Coil (SVA)
  198
- Removing Electronic Expansion Valve
  199
- Removing Solenoid Valve
  200
- Disassembly / Assembly the Electrical Components for RAS-(4-6)HV(R/N)(C/P)2E
  201
- Disassembly / Assembly Electrical Components for RAS-(4-6)H(R/N)(C/P)2E
  206
- Removing Pipe Thermistors
  211
- Troubleshooting
  213
- Initial Troubleshooting
  215
- Power Supply Failure to the Indoor Unit and the Remote Control Switch (PC-ARFP1E)
  215
- Ras-3Hvrc2
  215
- Simple Checking Procedure by Means of the 7-Segment Display
  215
- Abnormal Operation of the Devices
  216
- Checking the Electrical Wires and the Power Source
  219
- Ras-(4-6)H(V)(R/N)(C/P)2E
  219
- Checking by 7-Segment Display
  220
- Failure of the Power Supply to Indoor Units and the Remote Control Switch
  223
- Abnormal Transmission between Remote Control Switch and Indoor Unit
  224
- Abnormal Operation of the Devices
  225
- Alarm Codes for the Outdoor Units
  236
- Ras-3Hvrc2
  236
- Troubleshooting Procedure
  236
- Troubleshooting by Alarm Code
  238
- Alarm Codes of Wired Controller
  262
- Ras-(4-6)H(V)(R/N)(C/P)2E
  262
- Troubleshooting by Alarm Code
  265
- Check Mode Display by Unit Controller
  298
- Ras-3Hvrc2
  298
- Troubleshooting in Check Mode
  298
- Troubleshooting Using the 7 Segment Display (Outdoor Unit)
  298
- Ras-(4-6)H(V)(R/N)(C/P)2E
  303
- Troubleshooting by Using the 7-Segment Display
  303
- Checking Procedure for Main Parts
  310
- Checking Procedure for the PCB
  310
- Ras-3Hvrc2
  310
- Checking Procedeure for the DC Fan Motor
  311
- Checking Procedure for the Electronic Expansion Valve for Indoor and Outdoor Units
  312
- Checking Procedure for Other Parts
  313
- Checking Procedure for the Inverter PCB
  315
- Checking Procedure for the Compressor
  316
- Location of Print Circuit Boards (Pcbs)
  318
- Purpose
  318
- RSW, Dsws and Leds Functions RAS-(4-6)HV(R/N)(C/P)2E
  318
- Location of Print Circuit Boards (Pcbs)
  321
- Purpose
  321
- RSW, Dsws and Leds Functions RAS-(4-6)H(R/N)(C/P)2E
  321
- Maintenance Notes
  325
- Checking the Power Source and the Wiring Connection
  326
- General Notes
  326
- Insufficient Cooling Performance When a Long Piping Is Applied
  326
- Abnormally High Operation Sound (in the Ceiling Type Indoor Unit)
  327
- Alarm Code "31
  327
- Not Cooling Well Due to Insufficient Installation Space for the Outdoor Unit
  327
- Maintenance Work
  328
- Service and Maintenance Record
  329
- Service and Maintenance Record Using the 7-Segment Display
  330
- Information of Cause Code of Alarm
  332
- Information of Cause Code of Alarm Record
  332
- Information of Indoor Unit
  332
- Ras-3Hvrc2
  333
- Service and Maintenance Table through the Remote Control Switch
  333
- Ras-(4-6)(V)(R/N)(C/P)2E
  335
- Refrigerant Collection Method
  336
- Refrigerant Collection Method When Replacing the Parts of Outdoor Unit
  336
- Refrigerant Collection Method When Replacing Indoor Unit
  338

Hitachi RAS-4HVRP2E Installation & Operation Manual (275 pages)

Brand: Hitachi | Category: Air Conditioner | Size: 27 MB

Table of Contents
7
General Information
14
Safety
14
Applied Symbols
15
Product Guide
16
Product Line-Up: Indoor Units
16
RCI and RCIM Indoor Units
16
RCD and RPC Indoor Units
17
RPI Indoor Units
18
RPK, RPF and RPFI Indoor Units
19
Product Line-Up: Outdoor Units
20
UTOPIA IVX X Series
20
UTOPIA Series
20
UTOPIA IVX Series
21
UTOPIA RASC Series
21
SET FREE Mini Series
21
SET FREE Standard FS(X)NSE(1) Series
22
SET FREE High Efficiency FS(X)NPE(1) Series
26
Classification of Indoor Units Model
29
Classification of UTOPIA Outdoor Unit Models
29
UTOPIA Series
29
UTOPIA RASC Series
29
Classification of SET FREE Outdoor Unit Models and CH-Box Modules
30
SET FREE Mini Series
30
SET FREE Standard FS(X)NSE(1) Series
30
SET FREE High Efficiency FS(X)NPE(1) Series
30
Box
31
Name of Parts and General Dimensions
32
Indoor Units
32
Rci-(1.0-6.0)Fsr
32
Rcim-(0.4-2.5)Fsre
33
Rcd-(0.8-3.0)Fsr
34
Rcd-(4.0-6.0)Fsr
35
Rpc-(1.5-6.0)Fsr
36
Rpil-(0.4-1.5)Fsre
37
Rpi-(1.5/2.0)Fsre
38
Rpi-(2.5-6.0)Fsre
39
Rpih-(4.0-6.0)Fsre
40
RPI-(8.0/10.0)FSN3E(-F)
41
RPI-(16.0/20.0)FSN3PE(-F)
42
Rpk-(0.4-4.0)Fsr(H)M
43
Rpf-(1.0-2.5)Fsn2E
44
Rpfi-(1.0-2.5)Fsn2E
45
Outdoor Units
46
Ras-3Hvrc2
46
Ras-(4-6)H(V)(R/N)(C/P)2E
47
Ras-(4-6)(X)(V)Np1E
48
Ras-(8-10)Xhnpe / Ras-(8-10)Hnce
49
Ras-12Hnc
50
Rasc-(4-6)Hnpe
51
Rasc-(8/10)Hnpe
52
Ras-(4-6)Fsvnme
53
Ras-(4-6)Fsnme
54
Ras-(8-12)Fsxnme
55
RAS-FSNSE1 (Standard Series)
56
RAS-FSXNSE(1) (Standard Series)
60
RAS-FSNPE1 (High Efficiency Series)
64
RAS-FSXNPE(1) (High Efficiency Series)
67
Remote Controller
70
Automatic Controls
70
Refrigerant Cycle
71
Indoor Units
71
All Models Except RPK-FSRHM
71
RPK-FSRHM Only
72
Outdoor Units: UTOPIA Series
72
General Notes
72
UTOPIA IVX X Series - RAS-(4-10)XH(V)NP(1)E
73
UTOPIA Series - RAS-(3-6)H(V)R(C/P)2(E)
75
UTOPIA IVX Series - RAS-(8-12)-HNC(E)
77
Outdoor Units: CENTRIFUGAL VRF Series
79
Rasc-(4-6)Hnpe
79
Rasc-(8/10)Hnpe
80
Outdoor Units: SET FREE Mini Series
81
Ras-(4-6)Fs(V)Nme
81
Ras-(8-12)Fsxnme
82
Outdoor Units: SET FREE FS(X)N(S/P)E(1)
83
Standard Type - RAS-(8-24)FSNSE1
83
Standard Type - RAS-(8-24)FSXNSE(1)
87
High Efficiency Type - RAS-(5-18)FSNPE1
91
High Efficiency Type - RAS-(5-18)FSXNPE(1)
94
Box
97
Ap160Ssx, Ch-Ap280Ssx
97
Ap04Mssx
97
Ap08Mssx
98
Ap12Mssx
98
Ap16Mssx
99
Refrigerant Piping
100
Selection of the Copper Pipes
100
Three Principles on Work with Refrigerant Pipes
100
Flared Pipes
101
Selection of the Connection with Flare Fitting
101
Dimensions of Flared Pipe
101
Flared Connection Mounting
101
General Instructions on the Installation of Refrigerant Pipes
103
Preparing Copper Refrigeration Pipes
103
Cutting Copper Refrigeration Pipes
104
Bending Copper Pipes
104
Brazing Copper Refrigerant Pipes
104
Refrigerant Pipe Insulation
105
Suspension of Refrigerant Piping
106
Line Branch and Header Branch Installation
106
Piping Connection for Outdoor Unit
107
Utopia Ras-(4-6)H(V)(R/N)(C/P)2E
107
Rasc-(8/10)Hnpe
110
SET FREE Mini SERIES
111
Set Free Fsxnse / Fsxnpe Series
115
Stop Valve
117
Gas Valve
117
Set Free Fs(X)Nse1 / Fs(X)Npe1
125
Refrigerant Piping Lenght
135
UTOPIA Series
135
Refrigerant Piping Length
135
Piping System for Header Branch
135
Piping System for Line Branch (UTOPIA IVX Only)
137
Combinations of Piping Size and Piping Length
138
Refrigerant Piping Size and Multi-Kit/Distributor
139
UTOPIA CENTRIFUGAL VRF Series
141
Refrigerant Piping Length
141
Piping System (Header Branch Installation)
141
Piping System (Line Branch Installation)
143
Combinations of Piping Size and Piping Length
144
Refrigerant Piping Size and Multi-Kit/Distributor Selection
144
SET FREE Mini Series
147
RAS-(4-6)FS(V)NME Pipe Working Conditions
147
RAS-(8-12)FSXNME Pipe Working Conditions
148
Pipe Branching Restrictions (Installation with Main Piping Branch)
150
SET FREE FS(X)N(S/P)E(1) Series
152
Connection Kit Selection
152
Example of Installation
153
Pipe Working Conditions
154
For Heat Recovery Systems (3 Pipes)
155
Connection of Refrigerant Pipes for Heat Pump System (2 Pipes)
157
Size of Pipes (Ø MM) for Heat Pump Systems (2 Pipes)
157
Connection of Refrigerant Pipes for Heat Recovery (3 Pipes)
167
Size of Pipes (Ø MM) for Heat Recovery Systems (3 Pipes)
168
Pipe Branching Restrictions (Installation with Main Piping Branch)
178
Precautions for the Installation of the Outdoor Unit
179
Drain Piping
185
General Information
185
Rcim-(0.4-2.5)Fsre
186
Drain Pipe Connection
186
Rpi(L/H)-(0.4-6.0)Fsre
190
Checking with the Standard Drainage (Drain Pump)
190
Checking in Case of Drainage for Gravity (Only for RPIL-FSRE Models)
190
Drain Pipe Connection
190
Rasc-(4-10)Hnpe
195
Provision Regarding Installation Place
195
Drain Pipe Location
195
Drain Pipe Connection
195
Utopia Ras-(4-6)H(V)(R(P/C)2E
196
Drain Discharging Boss
196
Connecting Procedure for DBS-26
196
Set Free Ras-(5-96)Fsxn(S/P)E
197
Installation Position of the Optional Drainage Kit DBS-TP10A
198
Electrical Wiring
199
Settings of DIP Switches
200
Indoor Units
200
Setting of DIP Switches for Outdoor Unit RAS-(4-6)HV(R/N)(C/P)2E
204
Setting of DIP Switches for Outdoor Unit RAS-(4-10)XH(V)NP(1)E and RAS-(8-10)HNCE
206
Setting of DIP Switches for Outdoor Unit RAS-12HNCE
208
Setting and Function of DIP and RSW Switches for RASC Units
210
Setting of DIP Switches for Outdoor Unit SET FREE FS(X)N(S/P)E(1)
214
Common Wiring
218
Electrical Wiring between Indoor Unit and Outdoor Unit
218
Outdoor and Indoor Units Layouts for UTOPIA
219
Outdoor and Indoor Units Layouts for SET FREE
221
Connection Diagram of SET FREE and RPI-(16.0/20.0)FSN3PE(-F) Indoor Unit
222
Removing / Assembling Electrical Box (for RPI(L/H)FSRE Series
223
Installation Conditions for Rpi(L/H)-Fsre and Rcim(0.4-2.5)Fsre Units
226
Duct and Suction Air Filter Installation for RPI(L/H)
226
Field Supply Duct Installation
226
Efficient Use of Cooling and Heating for RCI/RCIM
228
Fan Performace Curves
229
Rpi(L/H)Fsre
229
Static Pressure Setting
231
Rasc-(4-10)Hnpe
232
Setting of the Fan Performance Curves
234
Before Operation
235
Efficient Use of Indoor Unit
235
Commissioning
235
Utopia Ras-(4-6)H(V)(R/N)(C/P)2E
235
Set Free Fs(X)Nse(1) / Fs(X)Npe(1) Series
236
Preliminary Checks
236
Carry out the Test Run
237
Vacuum Pumping
238
UTOPIA Vacuum Layout Example
239
SET FREE Heat Recovery Vacuum Layout Example
240
Charging Work
240
All Units Except SET FREE FS(X)NSE(1) / FS(X)NPE(1) Series
240
For SET FREE FS(X)NSE(1) / FS(X)NPE(1) Series
241
UTOPIA Charging Work Example
243
SET FREE Mini Heat Recovery System Layout Example
243
SET FREE Heat Pump System Layout Example
244
SET FREE Heat Recovery System Layout Example
244
Refrigerant Pump down
245
UTOPIA Refrigerant Pump down Example
245
SET FREE Heat Recovery Refrigerant Pump down Example
246
Link II System
246
Specifications
246
System Installation DSW Setting
247
F Outdoor Unit
247
Indoor Units
247
Outdoor Unit
247
Test Run from Outdoor Unit Side
248
UTOPIA IVX, UTOPIA RASC, SET FREE Mini (4-6 HP)
248
SET FREE Mini (8-12HP)
249
Test Run Check List
250
Troubleshooting
251
ON-Screen Display During Abnormal Operation
251
Main Alarm Codes
252
Outdoor Unit
252
Outdoor Unit
253
SET FREE CH-Box
255
KPI Series 4 and DX-Interface Series 2
256
Maintenance
257
General Maintenance Work
257
Optional Parts for Utopia Series
259
Asigned Models and Quantity
259
Air Flow Guide
260
254
260
Ag-335A
261
Wind Guard
262
256
262
Wsp-335A
263
Wsp-160A
264
Snow Protection Hood
265
Air Discharge Hood
265
Rear Suction Hood
267
Left Suction Hood
269
Assembly of Snow Protection Hood
271
Outdoor Unit
271
Drain Heater
273
Accessories Packed with Drain Pan Heater
273

Hitachi RAS-4HVRP2E Technical Catalogue (132 pages)

Brand: Hitachi | Category: Air Conditioner | Size: 14 MB

Table of Contents
5
1 General Information

9
2 Features and Benefits

25
3 General Data

39
- General Information
  40
- General Specifications
  41
- Cooling and Heating Performance
  49
- Component Data
  51
- Electrical Data
  53
  - UTOPIA Series
    54
4 Capacities and Selection Data

55
- Combinability Range
  56
  - Connected Number of Indoor Units
    56
  - Connected Capacity Ratio
    57
- System Selection Procedure
  58
  - Selection Procedure (Step 1)
    58
  - Selection Procedure (Step 2)
    60
- Maximum Cooling Capacity
  61
- Maximum Heating Capacity
  63
- Correction Indoor Fan Speed Factor
  65
  - Cooling
    65
  - Heating
    65
- Piping Length Correction Factor
  65
  - Lc Lh
    65
- Defrost Operation Correction Factor (F )
  67
- Correction Ratio Due to Humidity (CR)
  67
- Correction Factor According to Altitude
  67
5 Acoustic Characteristic Curves

69
- Overall Sound Level
  70
- Sound Pressure Curves
  71
- Sound Power Curves
  73
6 Working Range

75
- Working Range
  76
7 General Dimensions

79
- Dimensions
  80
  - Ras-3Hvrc2
    80
  - Ras-(4-6)H(V)(R/N)(C/P)2E
    81
- Service Space
  82
  - Basic Sizes
    82
  - Ras-3Hvrc2
    83
  - Ras-(4-6)H(V)(R/N)(C/P)2E
    85
8 Refrigerant Cycle

87
- General Notes
  88
- Ras-3Hvrc2
  88
- Ras-(4-6)H(V)(R/N)(C/P)2E
  89
9 Piping Work and Refrigerant Charge

91
10 Electrical Wiring

105
- General Information
  106
  - Electromagnetic Compatibility
    106
  - Harmonics
    107
- General Verifications
  107
- DIP and RSW Switches Settings
  107
  - Ras-3Hvrc2
    107
  - Ras-(4-6)H(V)(R/N)(P/C)2E
    110
- System Wiring Diagram
  113
  - Outdoor and Indoor Unit Electrical Wiring
    113
  - Wire Size
    114
- H-LINK II System
  115
- System Control - Main Concept
  121
  - UTOPIA Prime
    121
  - UTOPIA IVX Prime
    122
  - System Control Comparison
    123
11 Troubleshooting

125
- On-Screen Displays During Abnormal Operation
  126
- Alarm Codes
  128