Daikin VRV EMERION RXYQ-AATJA, Service Manual

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SiUS342303E Field Setting from Outdoor Unit
Part 5 Field Settings and Test Operation 200
Note(s)
Actual voltage value depends on multimeter characteristics:

±57 VAC for RXYQ-AATJ* and ±115 VAC for RXYQ-AAYD*.
Next time graph shows the different steps during the power transistor check mode.
 Switching sequence during power transistor check mode:
Step 1:
Set 2-28
0 1
Press RETURN
twice
Step 2:
Set 2-28
1 0
Press RETURN
twice
Check
1
Check
2
Check
3
Magnet
switch
K1M
ON
Magnet
switch
K1M OFF
Voltage
output
U/V/W
Voltage
output
U/V/W
Frequency: 10 Hz
note
∗
6 sec 3 sec
3 sec
30 sec
Check 4
Check
5
Check 1 : AC power input:
at terminal L1B, L2B, L3B for RXYQ-AATJ* (208/230 V unbalance maximum 2%).
at terminal L1B, L2B, L3B for RXYQ-AAYD* (460 V unbalance maximum 2%).
Check 2 : DC voltage:
at connector X3A increases to ±260 VDC for RXYQ72AATJ*.
at connector X3A and X4A increases to ±260 VDC for RXYQ96-240AATJ*.
at connector X3A increases to ±600 VDC for RXYQ72AAYD*.
at connector X3A and X4A increases to ±600 VDC for RXYQ96-240AAYD*.
Check 3 : DC = 1.42 x VAC power supply:
at connector X3A for RXYQ72AATJ*.
at connector X3A and X4A for RXYQ96-240AATJ*.
at connector X3A for RXYQ72AAYD*.
at connector X3A and X4A for RXYQ96-240AAYD*.
Check 4 : AC U/V/W 10 Hz intermediate:
check difference within 10 V (at fasten U/V/W)
Check 5 : Voltage drop (discharge capacitors DC)
at connector X3A increases to ±260 VDC for RXYQ72AATJ*.
at connector X3A and X4A increases to ±260 VDC for RXYQ96-240AATJ*.
at connector X3A increases to ±600 VDC for RXYQ72AAYD*.
at connector X3A and X4A increases to ±600 VDC for RXYQ96-240AAYD*.
Power transistor check mode RXYQ-AA
Disconnect fasten U/V/W from compressor!