York Floor Ceiling R-410A 50Hz Service Manual download pdf (Page 298)

Controller

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Flash OFF OFF OFF 24 11.2 kW

Flash OFF OFF Flash 25 14.0 kW

Flash OFF Flash OFF 26

Flash OFF Flash Flash 27

Flash Flash OFF OFF 28

Flash Flash OFF Flash 29

Flash Flash Flash OFF 30

Flash Flash Flash Flash 31

4. SW1 (0-15 OR 16-31) ― Number Setting Switch (for outdoor)

Match with NUM_S, when switch down, number setting range is 0-15; when switch up,

number setting range is 16-31.

5. ENC1 (POWER_S) ― Power Setting

The range is 0~9. In normal case, the power setting of indoor units has been set well.

The matching capacity of indoor units is as follows:

Power setting Capacity of indoor units (kW)

0 2.2

1 2.8

2 3.6

3 4.5

4 5.6

5 7.1

6 8.0

7 9.0

8 11.2

9 14.0

6. CN9 ― Communication port (COM)

The indoor and outdoor units adopt RS-485 communication standard. P and Q are for

communication and have polarity. E is shield layer and is connected to +5V on the display board

to strengthen the anti-jamming ability of the communication wire. When the indoor and outdoor

units can’t communicate for 1 minute, it will display communication malfunction.

1 2 ... 293 294 295 296 297 298 299 300 301 302 303 ... 384 385

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
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- 117 118
YDS-45-56EC/HC 119
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Part 4.4 Medium ESP Duct 152
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Part 5 Installation 240
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Gr ounded wi r e 281
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Part 6 Control System 289
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Form No. 035M00457-000 385
2009 Johnson Controls, Inc 385

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York Floor Ceiling R-410A 50Hz Service Manual Page 298

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