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YUTAKI RWM-2R1E
Hitachi YUTAKI RWM-2R1E User Manual
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If senstive to cold is marked as Y
es, an offset of 1ºC is applied for heating.
YUT
AKI CASCADE CONTROLLER
A
TW-YCC-03
PMML0575 rev
.2 - 03/2022
286
299
301
Table of Contents
Table of Contents
7
General Information
15
General Notes
15
Introduction
15
Overview of YUTAKI System
15
Summary of Operations
16
Applied Symbols
18
Product Guide
19
Classification of the Units
19
Split System - Outdoor Unit
19
Split System - Indoor Unit
19
Monobloc System
20
Complementary System
21
Product List
21
Split System - R32 Outdoor Unit
21
Split System - R410A Outdoor Unit
21
Split System - Indoor Unit
22
Monobloc System
25
Complementary System
26
General Safety Notes
27
Additional Information about Safety
27
Important Notice
27
Name of Parts and Dimensional Data
28
Ras-2Whvrp1 / Ras-2.5Whvrp1 / Ras-3Whvrp1
28
Ras-(4-10)Wh(V)Npe
29
Rwm-(2.0-3.0)R1E
30
Rwm-(4.0-6.0)N1E
31
Rwm-(8.0/10.0)N1E
32
Rwd-(2.0-6.0)(N/R)W1E-220S(-K)
33
Rwh-(4.0-6.0)(V)Nfe
34
Rwh-(4.0-6.0)(V)Nfwe
35
Rasm-(2/3)Vre
36
Rasm-(4-6)(V)Re
37
Electrical Data
38
Considerations
38
Split System - R410A Outdoor Unit
39
Split System - R32 Outdoor Unit
39
Split System - Indoor Unit
40
Yutaki S
40
Yutaki S Combi
41
Yutaki S80
42
Monobloc System
44
Working Range
45
Power Supply Working Range
45
R410A Temperature Working Range
45
Space Heating
45
Dhw
47
Swimming Pool Heating
48
Space Cooling (Necessary Cooling Kit)
48
R32 Temperature Working Range
49
Space Heating
49
Dhw
50
Swimming Pool Heating
50
Space Cooling (Necessary Cooling Kit)
51
R410A Hydraulic Working Range
51
Hydraulic Data
51
R32 Hydraulic Working Range
52
Hydraulic Data
52
Pump Performance Curves
53
Refrigerant and Water Piping
60
General Notes before Performing Piping Work
60
Piping Connection for Outdoor Unit
60
Brazing Work
63
Refrigerant Charge
63
Drain Piping
63
R32 Refrigerant Circuit
65
General Notes R32 Refrigerant
65
Refrigerant Piping
65
Refrigerant Charge
67
R410A Refrigerant Circuit
67
Refrigerant Piping
67
Precautions in the Event of Gas Refrigerant Leaks
68
Water Piping
70
Water Piping Length
70
Water Piping Size
70
Water Quality
73
Requirements and Recommendations for the Hydraulic Circuit
75
Water Flow Control
75
Water Piping Connection for YUTAKI M
76
Piping Location and Connection Size
76
Suspension of Water Piping
76
Space Heating and DHW
77
Yutaki S and Yutaki M
77
Yutaki S Combi
80
Yutaki S80
83
Electrical and Control Settings
86
General Check
86
Electrical Connection
90
Wiring Size
90
Minimum Requirements of the Protection Devices
94
Setting of DIP Switches and RSW Switches
98
Outdoor Unit RAS-(2-3)WHVRP1, RAS-(4-10)WH(V)NPE and RASM-(2-6)(V)(N/R)E
98
Indoor Units RWM-(2.0-10.0)(R/N)1E / RWD-(2.0-6.0)(R/N)W1E-220S(-K) and RWH-(4.0-6.0)(V)NF(W)E
102
Yutaki Cascade Controller Atw-Ycc-(01-03)
107
Location of DIP Switches and Rotary Switches
107
Terminal Board Connections
112
Unit Controller (Pc-Arfh1E)
139
Definition of the Switches
139
Description of the Icons
140
Common Icons
140
Icons for the Comprehensive View
141
Icons for the Room Thermostat View
142
Room Thermostat Contents
143
Unit Controller Contents
144
Unit + Room Thermostat Controller Contents
146
Controller Configuration
148
Configuration Assistant
148
Advanced Configuration
152
Examples of Possible Configurations
154
Main Screen
160
Room Thermostat View
160
Comprehensive View
161
Quick Action Function
162
Menu
163
Operation Information
163
System Configuration
164
General Options Configuration
165
Timer and Schedule Configuration
166
Water Settings Configuration
168
Space Heating / Space Cooling Configuration
169
Domestic Hot Water (DHW) Configuration
171
Swimming Pool Configuration
173
Complementary Heating Configuration
174
Heat Pump Configuration
176
Optional Functions Configuration
178
Inputs, Outputs and Sensors Configuration
181
Commissioning
182
Controller Settings
183
About
183
Factory Reset
184
Return to User Mode
184
Unit Controller (Pc-Arfh2E)
185
Definition of the Switches
185
Description of the Icons
186
Unit Controller Contents
188
Controller Configuration
191
Timer Assitant for Room Thermostat
195
Examples of Possible Configurations
196
Main VIEW
202
Quick Actions Function
203
Home View
205
Next Schedule Indication
205
Mode View
206
Room 1/2 View
206
Fan Coils 1/2 View
207
Circuit 1/2 View
207
DHW View
208
SWP View
208
Menu
209
Operation Information
209
Live View
211
Energy Data
215
Timer and Schedule Configuration
217
System Configuration
223
Room Thermostats Configuration
224
Water Settings Configuration
225
Space Heating / Space Cooling Configuration
226
Hot Water Tank Configuration
228
Swimming Pool Configuration
230
Complementary Heating Configuration
231
Heat Pump Configuration
233
Fan Coils
235
Optional Functions Configuration
236
Inputs, Outputs and Sensors Configuration
240
Holiday Mode
242
Controller Settings
243
Commissioning
244
About
244
Factory Reset
245
Installer Access
245
Return to User Mode
246
Lock the Controller
246
Yutaki Cascade Controller Atw-Ycc-(01-02)
247
Definition of the Switches
247
Description of the Icons
248
Common Icons
248
Icons for the Comprehensive View
249
Contents
250
CASCADE CONTROLLER Configuration
252
Configuration Assistant
252
Advanced Configuration
255
Main Screen
258
Quick Action Function
259
Menu
260
Operation Information
260
System Configuration
261
General Options Configuration
262
Timer and Schedule Configuration
263
Space Heating / Space Cooling Configuration
266
Domestic Hot Water (DHW) Configuration
268
Swimming Pool Configuration
270
Complementary Heating Configuration
271
Heat Pump Configuration
273
Optional Functions Configuration
274
Setup of Inputs, Outputs and Sensors
276
Controller Settings
277
Commissioning
278
About
278
Factory Reset
279
Return to User Mode
279
Yutaki Cascade Controller Atw-Ycc-03
280
Definition of the Switches
280
Description of the Icons
281
Cascade Controller Contents
283
CASCADE Controller Configuration
286
Main View
289
Quick Actions Function
290
Home View
292
Next Schedule Indication
292
Mode View
293
Room 1/2 View
293
Fan Coils 1/2 View
294
Circuit 1/2 View
294
DHW View
295
SWP View
295
Menu
296
Operation Information
296
Timer and Schedule Configuration
297
System Configuration
304
Room Thermostats Configuration
305
Water Settings Configuration
306
Cascade Configuration
307
Space Heating / Space Cooling Configuration
308
Hot Water Tank Configuration
310
Swimming Pool Configuration
312
Complementary Heating Configuration
313
Heat Pump Configuration
315
Fan Coils
316
Optional Functions Configuration
317
Inputs, Outputs and Sensors Configuration
321
Holiday Mode
323
Controller Settings
324
Commissioning
325
About
325
Factory Reset
326
Installer Access
326
Return to User Mode
327
Lock the Controller
327
Troubleshooting
328
Alarm Code Indication on Remote Control Switch (PC-ARFH1E)
328
Alarms for Indoor Units
328
Alarms for YUTAKI CASCADE CONTROLLER ATW-YCC-(01/02)
331
Alarms for Outdoor Units
331
Alarms for LCD
332
Alarm Code Indication on Remote Control Switch (PC-ARFH2E)
333
Alarms for Indoor Units
333
Alarms for YUTAKI CASCADE CONTROLLER ATW-YCC-03
335
Alarms for Outdoor Units
336
Alarms for LCD
337
Maintenance
338
Removing the Covers
338
Yutaki S
338
Yutaki S Combi
342
Test and Check
345
Yutaki S80
345
Space Heating Pipes Connection
349
Drain Pipes Connection
349
Test and Check
350
Maintenance Work
350
General Maintenance Procedure for the Outdoor Unit
350
General Maintenance Procedure for the Indoor Unit
351
Commissioning
358
Before Operation
358
Preliminary Check
358
Checking the Unit
358
Electrical Checking
358
Hydraulic Circuit Checking (Space Heating and DHW)
358
Commissioning Procedure
359
Test Run / Air Purge
360
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Hitachi YUTAKI RWM-2R1E Specifications
General
Brand
Hitachi
Model
YUTAKI RWM-2R1E
Category
Air Conditioner
Language
English
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