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AO G24LBCB Series
Fujitsu AO G24LBCB Series User Manual
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AIR CONDITIONER
Simultaneous multi
DESIGN & TECHNICAL MANUAL
INDOOR
AUYG18LVLB × 4
AUYG22LVLA × 4
AUYG24LVLA × 3
AUYG30LRLE × 3
AUYG36LRLE × 2
AUYG45LRLA × 2
ARYG18LLTB × 4
ARYG22LMLA × 4
ARYG24LMLA × 3
ARYG30LMLE × 3
ARYG36LMLE × 2
ARYG45LMLA × 2
ABYG18LVTB × 4
ABYG22LVTA × 4
ABYG24LVTA × 3
ABYG30LRTE × 3
ABYG36LRTE × 2
ABYG45LRTA × 2
OUTDOOR
AOYG72LRLA
AOYG90LRLA
DR_SM001EF_05
2021.01.08
2
Table of Contents
DESIGN & TECHNICAL MANUAL
1
Part 1. INDOOR UNITS
9
1. Model lineup
10
2. Specifications
11
2-1. Compact cassette type
11
2-2. Cassette type
12
2-3. Slim duct type
13
2-4. Duct type
14
2-5. Floor/Ceiling type
16
2-6. Ceiling type
17
3. Dimensions
18
3-1. Compact cassette type
18
Models: AUYG18LVLB, AUYG22LVLA, and AUYG24LVLA
18
3-2. Cassette type
20
Models: AUYG30LRLE, AUYG36LRLE, and AUYG45LRLA
20
Installation space requirement
21
3-3. Slim duct type
22
Model: ARYG18LLTB
22
Installation space requirement
23
Maintenance space requirement
24
3-4. Duct type
25
Models: ARYG22LMLA, ARYG24LMLA, ARYG30LMLE, ARYG36LMLE, and ARYG45LMLA
25
Installation space requirement
26
Maintenance space requirement
26
3-5. Floor/Ceiling type
27
Models: ABYG18LVTB, ABYG22LVTA, and ABYG24LVTA
27
3-6. Ceiling type
29
Models: ABYG30LRTE, ABYG36LRTE, and ABYG45LRTA
29
Installation space requirement
30
4. Wiring diagrams
31
4-1. Compact cassette type
31
Models: AUYG18LVLB, AUYG22LVLA, and AUYG24LVLA
31
4-2. Cassette type
32
Models: AUYG30LRLE, AUYG36LRLE, and AUYG45LRLA
32
4-3. Slim duct type
33
Model: ARYG18LLTB
33
4-4. Duct type
34
Models: ARYG22LMLA and ARYG24LMLA
34
Models: ARYG30LMLE, ARYG36LMLE, and ARYG45LMLA
35
4-5. Floor/Ceiling type
36
Models: ABYG18LVTB, ABYG22LVTA, and ABYG24LVTA
36
4-6. Ceiling type
37
Models: ABYG30LRTE, ABYG36LRTE, and ABYG45LRTA
37
5. Air velocity and temperature distributions
38
5-1. Compact cassette type
38
Model: AUYG18LVLB (4-way air outlet)
38
Model: AUYG18LVLB (3-way air outlet)
39
Model: AUYG22LVLA (4-way air outlet)
40
Model: AUYG22LVLA (3-way air outlet)
41
Model: AUYG24LVLA (4-way air outlet)
42
Model: AUYG24LVLA (3-way air outlet)
43
5-2. Cassette type
44
Model: AUYG30LRLE (4-way air outlet)
44
Model: AUYG30LRLE (3-way air outlet)
45
Model: AUYG36LRLE (4-way air outlet)
46
Model: AUYG36LRLE (3-way air outlet)
47
Model: AUYG45LRLA (4-way air outlet)
48
Model: AUYG45LRLA (3-way air outlet)
49
5-3. Slim duct type
50
Model: ARYG18LLTB
50
5-4. Floor/Ceiling type
52
Model: ABYG18LVTB (Under ceiling)
52
Model: ABYG18LVTB (Floor console)
53
Model: ABYG22LVTA (Under ceiling)
54
Model: ABYG22LVTA (Floor console)
55
Model: ABYG24LVTA (Under ceiling)
56
Model: ABYG24LVTA (Floor console)
57
5-5. Ceiling type
58
Model: ABYG30LRTE
58
Model: ABYG36LRTE
59
Model: ABYG45LRTA
60
6. Fan performance
61
6-1. Slim duct type
61
Model: ARYG18LLTB
61
6-2. Duct type
63
Model: ARYG22LMLA (Normal mode)
63
Model: ARYG22LMLA (Static pressure mode 1)
65
Model: ARYG22LMLA (Static pressure mode 2)
67
Model: ARYG22LMLA (Static pressure mode 3)
69
Model: ARYG24LMLA (Normal mode)
71
Model: ARYG24LMLA (Static pressure mode 1)
73
Model: ARYG24LMLA (Static pressure mode 2)
75
Model: ARYG24LMLA (Static pressure mode 3)
77
Model: ARYG30LMLE (Normal mode)
79
Model: ARYG30LMLE (Static pressure mode 1)
81
Model: ARYG30LMLE (Static pressure mode 2)
83
Model: ARYG30LMLE (Static pressure mode 3)
85
Model: ARYG36LMLE (Normal mode)
87
Model: ARYG36LMLE (Static pressure mode 1)
89
Model: ARYG36LMLE (Static pressure mode 2)
91
Model: ARYG36LMLE (Static pressure mode 3)
93
Model: ARYG45LMLA (Normal mode)
95
Model: ARYG45LMLA (Static pressure mode 1)
97
Model: ARYG45LMLA (Static pressure mode 2)
99
Model: ARYG45LMLA (Static pressure mode 3)
101
7. Airflow
103
7-1. Compact cassette type
103
Model: AUYG18LVLB (Standard ceiling mode)
103
Model: AUYG18LVLB (High ceiling mode)
104
Model: AUYG22LVLA (Standard ceiling mode)
105
Model: AUYG22LVLA (High ceiling mode)
106
Model: AUYG24LVLA (Standard ceiling mode)
107
Model: AUYG24LVLA (High ceiling mode)
108
7-2. Cassette type
109
Model: AUYG30LRLE (4-way air outlet)
109
Model: AUYG30LRLE (3-way air outlet)
110
Model: AUYG36LRLE (4-way air outlet in low ceiling mode)
111
Model: AUYG36LRLE (3-way air outlet)
112
Model: AUYG45LRLA (4-way air outlet)
113
Model: AUYG45LRLA (3-way air outlet)
114
7-3. Slim duct type
115
Model: ARYG18LLTB
115
7-4. Duct type
116
Model: ARYG22LMLA
116
Model: ARYG24LMLA
117
Model: ARYG30LMLE
118
Model: ARYG36LMLE
119
Model: ARYG45LMLA
120
7-5. Floor/Ceiling type
121
Model: ABYG18LVTB
121
Model: ABYG22LVTA
122
Model: ABYG24LVTA
123
7-6. Ceiling type
124
Model: ABYG30LRTE
124
Model: ABYG36LRTE
125
Model: ABYG45LRTA
126
8. Noise level curve
127
8-1. Compact cassette type
127
Model: AUYG18LVLB
127
Model: AUYG22LVLA
127
Model: AUYG24LVLA
128
8-2. Cassette type
129
Model: AUYG30LRLE
129
Model: AUYG36LRLE
129
Model: AUYG45LRLA
130
8-3. Slim duct type
131
Model: ARYG18LLTB
131
8-4. Duct type
132
Model: ARYG22LMLA
132
Model: ARYG24LMLA
132
Model: ARYG30LMLE
133
Model: ARYG36LMLE
133
Model: ARYG45LMLA
134
8-5. Floor/Ceiling type
135
Model: ABYG18LVTB
135
Model: ABYG22LVTA
135
Model: ABYG24LVTA
136
8-6. Ceiling type
137
Model: ABYG30LRTE
137
Model: ABYG36LRTE
137
Model: ABYG45LRTA
138
8-7. Sound level check point
139
Compact cassette type
139
Cassette type
140
Slim duct type
141
Duct type
141
Floor/Ceiling type
142
Ceiling type
142
9. Electrical characteristics
143
10. Safety devices
144
11. Accessories
145
11-1. Compact cassette type
145
Models: AUYG18LVLB, AUYG22LVLA, and AUYG24LVLA
145
11-2. Cassette type
146
Models: AUYG30LRLE, AUYG36LRLE, and AUYG45LRLA
146
11-3. Slim duct type
147
Model: ARYG18LLTB
147
11-4. Duct type
148
Models: ARYG22LMLA, ARYG24LMLA, ARYG30LMLE, ARYG36LMLE, and ARYG45LMLA
148
11-5. Floor/Ceiling type
149
Models: ABYG18LVTB, ABYG22LVTA, and ABYG24LVTA
149
11-6. Ceiling type
150
Models: ABYG30LRTE, ABYG36LRTE, and ABYG45LRTA
150
Part 2. OUTDOOR UNIT
151
1. Specifications
152
2. Dimensions
153
2-1. Models: AOYG72LRLA and AOYG90LRLA
153
3. Installation space
154
3-1. Models: AOYG72LRLA and AOYG90LRLA
154
Space requirement
154
4. Refrigerant circuit
157
4-1. Models: AOYG72LRLA and AOYG90LRLA
157
Twin type
157
Triple type
158
Double twin type
159
5. Wiring diagrams
160
5-1. Models: AOYG72LRLA and AOYG90LRLA
160
6. Capacity table
161
6-1. Model: AOYG72LRLA
161
Cooling capacity (Twin)
161
Heating capacity (Twin)
162
Cooling capacity (Triple)
163
Heating capacity (Triple)
164
Cooling capacity (Double twin)
165
Heating capacity (Double twin)
166
6-2. Model: AOYG90LRLA
167
Cooling capacity (Twin)
167
Heating capacity (Twin)
168
Cooling capacity (Triple)
169
Heating capacity (Triple)
170
Cooling capacity (Double twin)
171
Heating capacity (Double twin)
172
7. Capacity compensation rate for pipe length and height difference
173
7-1. Model: AOYG72LRLA
173
7-2. Model: AOYG90LRLA
174
8. Airflow
175
8-1. Model: AOYG72LRLA
175
8-2. Model: AOYG90LRLA
175
9. Operation noise (sound pressure)
176
9-1. Noise level curve
176
Model: AOYG72LRLA
176
Model: AOYG90LRLA
176
9-2. Sound level check point
177
10. Electrical characteristics
178
11. Safety devices
179
12. Accessories
180
Part 3. SYSTEM DESIGN
181
1. Installation precautions
182
1-1. Indoor unit installation precautions
182
Places where prohibited for use
182
Points to remember when installing
183
1-2. Outdoor unit installation precautions
186
Places where prohibited for use
186
Points to remember when installing
186
2. Pipe design
187
2-1. Important items when using refrigerant (R410A)
187
2-2. Piping limitation
188
2-3. Pipe size
195
2-4. Selection of pipe heat insulating material
197
2-5. Additional charge calculation
198
If additional refrigerant is required
199
3. Pipe installation
203
3-1. Caution of piping
203
3-2. Piping to outdoor unit
205
3-3. Pipe connection
206
Precautions for connecting simultaneous operation multi
206
Bending pipes
206
Removing the pinch pipes
207
Connecting the pipes
208
Handling precautions for valves
209
3-4. Branch pipes
210
Branch pipe selection
210
Installation procedure for Twin type and Double twin type
211
Installation procedure for Triple type
214
4. Wiring design
217
4-1. Precaution for electrical wiring
217
4-2. Power supply cable wiring
219
Power supply cable specifications
219
Power supply cable wiring
221
Wiring connection rules
222
Wiring method
223
Recommended wiring connection
224
4-3. Control patterns
225
1-Remote controller control
225
2-Remote controllers control
225
Remote controller group control
226
Connection examples
227
5. System setting
229
5-1. Indoor unit setting
229
Twin type
229
Triple type
230
Double twin type
231
Mixed
232
6. External input and output
233
6-1. Indoor unit
233
External input
234
External output
236
6-2. Outdoor unit
240
External input
240
External output
242
7. Remote controller
244
7-1. Wireless remote controller (AR-RAH2E/AR-RAH1E)
244
Overview
244
Specifications
246
7-2. IR receiver kit with Wireless remote controller (UTY-LRHYA2: Optional part)
247
Overview
247
Specifications
248
7-3. IR receiver kit with Wireless remote controller (UTY-LRHYM: Optional part)
250
Overview
250
Specifications
251
7-4. Wired remote controller (UTY-RNNYM)
253
Overview
253
System diagram
254
Electrical wiring
254
Specifications
255
Installation
256
7-5. Wired remote controller (UTY-RVNYM: Optional part)
257
Overview
257
System diagram
258
Electrical wiring
258
Controller combination
258
Specifications
259
Installation (Remote control main unit)
260
Installation
264
7-6. Simple remote controller (UTY-RSNYM: Optional part)
265
Overview
265
System diagram
266
Electrical wiring
266
Specifications
267
Installation
268
8. Function settings
269
8-1. Indoor unit (setting by DIP switch and jumper wire)
269
8-2. Indoor unit (setting by wireless remote controller)
271
AR-RAH2E/AR-RAH1E
271
8-3. Indoor unit (setting by wired remote controller)
277
UTY-RNNYM
278
UTY-RVNYM
280
8-4. Indoor unit (setting by simple remote controller)
283
UTY-RSNYM
284
8-5. Outdoor unit
287
Local setting switch buttons
287
Local setting procedure
290
8-6. Function details
292
Contents of function setting
292
8-7. Wired remote controller (UTY-RNNYM)
298
Switch location
298
DIP switch 1 setting
298
8-8. Wired remote controller (UTY-RVNYM)
300
Switch location
300
DIP switch setting
300
8-9. Simple remote controller (UTY-RSNYM)
301
Switch location
301
DIP switch setting
301
9. Check and test
302
9-1. Test run
302
Pre-test run check items
302
Test operation method
302
Checklist
303
9-2. Error code
304
Error display mode
304
Error code check table
304
9-3. Pump down
305
Pump down procedure
305
10. Optional parts installation
307
10-1. Drain pump unit for duct type (UTZ-PX1NBA)
307
Specifications
307
Applicable indoor units
307
Installation place
308
Installing drain pump unit
308
Installing hose
309
Installing pipe
309
Electrical wiring
309
10-2. Drain pump unit for ceiling type (UTR-DPB24T)
310
Applicable indoor units
310
Installing drain pump unit and electrical wiring
310
Installing pipe
310
10-3. Fresh air intake kit for cassette type (UTZ-VXRA)
311
Specifications
311
Dimensions
311
Airflow
312
Fresh air control output
313
Accessories
314
Installation precautions
315
Installation
316
Installation example
320
10-4. Fresh air intake kit for compact cassette type (UTZ-VXAA)
321
Specifications
321
Dimensions
321
Airflow
322
Fresh air control output
323
Accessories
324
Installation precautions
325
Installation
326
10-5. Auto louver grille kit (UTD-GXTB-W)
330
Specifications
330
Dimensions
330
Accessories
331
Installation precautions
332
Part 4. OPTIONAL PARTS
333
1. Branch pipes
334
1-1. Model: UTP-SX272A
334
1-2. Model: UTP-SX372A
335
1-3. Model: UTP-SX236A
336
1-4. Model: UTP-SX254A
337
2. Controllers
338
2-1. Lineup
338
2-2. Parts
339
3. Cassette grille
340
3-1. Lineup
340
3-2. Parts
340
4. Others
341
4-1. Lineup
341
4-2. Parts
342
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Fujitsu AO G24LBCB Series Specifications
General
Brand
Fujitsu
Model
AO G24LBCB Series
Category
Air Conditioner
Language
English
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