Daikin R410As Service Manual page 78

Si39-302
!
Compressor Operating Priority
Each compressor operates in the following order of priority.
In the case of multi-outdoor-unit system, each compressor operates in any of Pattern 1
through Pattern 3 according to the rotation of outdoor units.
Pattern 1
RXYQ5M
No. 1
INV
RXYQ18,20,22M
No. 1 No. 3 No. 2 No. 4
No. 2 No. 4 No. 1 No. 3
INV STD1 INV
RXYQ34,36,38M
No. 1 No. 4 No. 2 No. 5
No. 3 No. 6 No. 1 No. 4
No. 2 No. 5 No. 3 No. 6
INV STD1 INV
RXYQ46,48M
No. 1 No. 4 No. 7
No. 3 No. 6 No. 9
No. 2 No. 5 No. 8
INV STD1 STD2
*
• In the case of combination of 3 outdoor units, the above diagram shows master unit, slave unit 1, and slave unit 2
from left to right.
• Compressors may operate in any pattern other than those mentioned above according to the operating status.
Function
Pattern 2
RXYQ8,10,12M
No. 1 No. 2
INV STD1
RXYQ24,26,28M
No. 1 No. 3
No. 2 No. 4
STD1 INV STD1
No. 3 No. 6 No. 7
No. 2 No. 5 No. 7
No. 1 No. 4 No. 7
STD1 INV STD1 STD2
No. 2 No. 5 No. 8 No. 3 No. 6 No. 9
No. 1 No. 4 No. 7 No. 2 No. 5 No. 8
No. 3 No. 6 No. 9 No. 1 No. 4 No. 7
INV STD1 STD2 INV
Pattern 3
RXYQ14,16M
No. 1 No. 2 No. 3
INV STD1 STD2
RXYQ30,32M
No. 2 No. 4 No. 5 No. 1 No. 3 No. 5
No. 1 No. 3 No. 5 No. 2 No. 4 No. 6
INV STD1 STD2 INV
RXYQ40,42,44M
No. 1 No. 4 No. 2 No. 5 No. 7
No. 3 No. 6 No. 1 No. 4 No. 7
No. 2 No. 5 No. 3 No. 6 No. 8
INV STD1 INV
STD1 STD2
Basic Control
INV: Inverter compressor
STD1: Standard compressor 1
STD2: Standard compressor 2
No. 2 No. 4 No. 6
No. 1 No. 3 No. 5
STD1 STD2 INV STD1 STD2
No. 3 No. 6 No. 8
No. 2 No. 5 No. 8
No. 1 No. 4 No. 7
STD1 STD2 INV STD1 STD2
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