Daikin RXYQ96PYDN Service Manual page 437

Troubleshooting by Indication on the Remote Controller
a
∗1: Voltage measurement point
∗2: Refer to "Pressure Sensor, Pressure / Voltage Characteristics" table on P525.
422
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
The high
pressure sensor is
connected to X32A of
outdoor unit PC
board (A1P).
YES
The
relationship
between the ∗1
VH and high pressure
is normal (see ∗2) when
voltage is measured between
X32A pins (1) and (3) of
outdoor unit PC
board (A1P)
(see ∗1).
NO
NO
YES
SiUS34-801A_b
Connect the high pressure sensor
and turn on again.
Replace outdoor unit PC board
(A1P).
Replace the high pressure sensor.
Troubleshooting
(V2806)