Daikin RXYQ96PYDN Service Manual page 205

Basic Control
• Compressors may operate in any pattern other than those mentioned above according to the operating status.
Compressor operations vary with the following steps according to information in Section 2.2: Compressor PI Control.
Furthermore, the operating priority of compressors is subject to information in Operating Priority and Rotation of
190
Operating Priority and Rotation of Compressors
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
REYQ72P, 96P, 120P
No. 2 No. 1
STD1 INV
REYQ144PYDN
No. 1
No. 2
No. 1
No. 2
INV
INV
Compressor Step Control
Pattern 2 Pattern 3
REYQ144PTJU
No. 2 No. 1
INV2 INV1
REYQ168P, 192P
No. 1
No. 2 No. 3
No. 1 No. 3
No. 2
INV
INV
INV: Inverter compressor
STD1: Standard compressor 1
STD2: Standard compressor 2
REYQ216P, 240P
No. 1 No. 3
No. 2 No. 4
INV
STD1 STD1
VRVIII R-410A Heat Recovery 60Hz
SiUS34-801A_b
No. 2 No. 4
No. 1 No. 3
INV STD1