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Daikin VRV III-S RXYMQ36 48PVJU Service Manual Page 149

60 hz.
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Troubleshooting by Indication on the Remote Controller
No continuity
of fuse (F6U) on main
PCB (A1P).
Unable to
rotate the fan manually
with ease when removing
the connector of the
fan motor.
Resistance
value between the
power supply wire terminal
of fan motor and the motor frame
(metal) is 145 psi
and below.
CHECK 5
(Refer to P.215)
Check fan motor connector (power
supply wire)
The resistance
value between UVW phases
of fan motor is out of balance, or
short circuit between
UVW phases.
CHECK 6
(Refer to P.215)
Check fan motor connector (signal
wire)
The signal
wire short circuits
between Vcc and GND
and between UVW
and GND.
140
A
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
Replace the PCB (A1P).
Replace the corresponding fan
motor.
Replace the corresponding fan
motor.
Replace the corresponding fan
motor.
Replace the corresponding fan
motor.
Replace the PCB (A1P).
SiUS34-907
Troubleshooting

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R-410a

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  • cp shukla Feb 16, 2016 06:50:
    RXYQ18PAY6 service manual & vrv Fulform