York Floor Ceiling R-410A 50Hz Service Manual download pdf (Page 312)

Controller

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1) The LCD displays the standby page, 60 air conditioners are in service, of which 28 are

powered on and 32 off.

2) In the matrix, the big dots of (00, 16+) and (15, 32+) are luminous, and the small dots are not

luminous. It indicates the 32 air conditioners with the addresses from 16 to 47 are powered off.

3) In the matrix, the big and small dots of (09, 48+) and (12, 48+) are not luminous. It indicates

the four air conditioners with the addresses from 57 to 60 are outside the network.

4) All other big and small dots in the matrix are luminous. It indicates all other air conditioners

are in the network and powered on.

5) The address of the air conditioner is sum of the coordinates. For example, the address of

(09, 48+) is 09+48=57.

6) The centralized controller keypad is locked, and the centralized controller communicates

with the computer normally.

2. Description of the query page

1) The LCD displays the query page, and the air conditioner with the address of 08 is being

queried. Mode of the air conditioner with the address 01 is: Cooling, strong air, swing on, indoor

temperature 22°C, set temperature 20°C, cooling mode “lock”.

2) In the matrix, only the big and small black dots at (00, 00+) and (01, 00+) are luminous. It

indicates the in-service and power-on status of the air conditioners with the addresses of 00

and 01.

3) The centralized controller communicates with the computer normally.

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TECHNICAL SERVICE MANUAL 1
Part I General Information 5
Contents 18
Part 3 Outdoor 27
YDS-100WC15/35 50
YDS-140WC15/35 50
A 624 1030 52
B 55 52
C 1030 52
Part 4.1 Four-way cassette 72
Piping: 8m (horizontal) 79
Notes: 80
YDS-28-80KC 230 170 89
YDS-90-140KC 300 190 89
Indoor unit H(mm) 90
YDS-28-80KC ≥260 90
YDS-90-140KC ≥300 90
YDS-22-56GC ≥280 90
- 100 101
- 101 102
Part 4.2 Wall Mounted 103
- 103 104
- 104 105
- 105 106
- 106 107
- 107 108
3. Capacity table 109
- 109 110
- 110 111
- 111 112
- 112 113
- 114 115
- 115 116
- 116 117
- 117 118
YDS-45-56EC/HC 119
- 119 120
- 120 121
- 121 122
- 122 123
- 123 124
- 124 125
- 125 126
- 126 127
- 127 128
- 128 129
- 129 130
- 130 131
- 131 132
- 132 133
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- 139 140
- 140 141
- 141 142
- 142 143
- 143 144
- 144 145
- 145 146
- 146 147
- 147 148
- 148 149
- 149 150
- 150 151
Part 4.4 Medium ESP Duct 152
- 152 153
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- 238 239
Part 5 Installation 240
- 240 241
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- 277 278
- 278 279
- 279 280
Gr ounded wi r e 281
- 281 282
- 282 283
- 283 284
- 284 285
- 285 286
- 286 287
- 287 288
Part 6 Control System 289
- 289 290
- 290 291
- 292 293
- 293 294
- 295 296
- 298 299
- 299 300
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- 383 384
Form No. 035M00457-000 385
2009 Johnson Controls, Inc 385

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York Floor Ceiling R-410A 50Hz Service Manual Page 312

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